Jan 29, 2023 · What is Kimberlite? Kimberlite is a rare type of volcanic rock that is formed deep within the Earth’s mantle. The rock is first found in Kimberlite, South Africa and the rock got the name after the town. After that South Africa became a center point and opened an enormous pit mine. The Sloan kimberlite in Colorado was mined on a trial basis in 1994, and some 9,034 diamonds weighing a total of 342 carats were recovered from 3,300 tons of rock excavated from a 614-ft adit. The largest diamond recovered from the Sloan kimberlite was 5.14 carats and was of partial gem quality. A full-scale open pit diamond mine was operated ...25 thg 5, 2015 ... ... Kimberlite Pipe was the first diamondiferous kimberlite found in Siberia and one of the most important diamond mines on Earth (see: lumq.com ...Jul 26, 2023 · Kimberlite eruptions start near the cratonic roots, at least 75 miles underground, and race upward at tens of feet per second — a fiery fury driven by an abundance of carbon dioxide and water ... Jun 8, 2018 · The diamond is the hardest natural substance known. It is found in a type of igneous rock known as kimberlite. The diamond itself is essentially a chain of carbon atoms that have crystallized. The stone's unique hardness is a result of the densely concentrated nature of the carbon chains. Kimberlite is a bluish rock that diamond miners look for when seeking out new diamond deposits. The surface area of diamond-bearing kimberlite pipes ranges from 2 to 146 …48035 Long-form identifier: 1:1:48035:4 GUID ( UUID V4 ): b1b2509c-c0e1-4cb7-8be9-7491ccff626f Classification of Kimberlite Hide Rock Igneous rock Exotic crystalline …25 thg 5, 2015 ... ... Kimberlite Pipe was the first diamondiferous kimberlite found in Siberia and one of the most important diamond mines on Earth (see: lumq.com ...Kimberlite occurs in the uplifted centres of continental platforms. In the Kimberley district, South Africa, it forms pipes (funnels, more or less oval in cross section, that …The diamond-rich Pipe-7 kimberlite found about 10km east of Lattavaram in Anantapur district, Andhra Pradesh in south India is an elongated dyke-like body, that extends over a length of 450 m and ...The most significant discovery is kimberlite PK346 which is interpreted as a near vertical NE trending body located approximately 25m north of kimberlite PK314, discovered in 2015, and south of a ...Diamonds are found in three states: Arkansas, Colorado and Wyoming. They occur at the Colorado-Wyoming state line area which was named the Aultman, Ferris and Schaffer Kimberlites. There was also commercial mining of diamond in Kelsey Lake but it was closed in 1998 although there are plans to reopen it. Arkansas is the home of the …Kimberlite. Our third igneous rock you can find in Tennessee is kimberlite. The mineral tends to be dark in color, depending on the magma composition that formed it in the first place. It got its name from the South African town Kimberley, where a massive 83.5-carat diamond called the “Star of South Africa” was found in 1869."Diamond State Park is a lamproite, a volcanic rock that together with kimberlites is a common host for diamonds. ... one or two are found each day, with 581 diamonds having been registered in ...Economic concentrations of diamonds have been found in dikes clearly associated with kimberlite pipes, but very rarely. The two other kinds of bedrock diamond ...Jan 3, 2023 · Diamonds are found in Kimberlites and or lamporlites, not silica. When silica is heated, the mineral can be converted into gold. In the area where diamonds have been discovered in California, there is a specific type of pipe known as a Kimberlite or lamporlite. Where Do You Find Diamonds Minecraft. Diamonds are found in the Overworld, in layers ... The bright green rocks jutting through the prairie soil were hard to miss, but Tom Charlton still couldn't believe his eyes. It was kimberlite, the molten rock in which diamonds are found, and ...Nov 11, 2022 · "Diamond State Park is a lamproite, a volcanic rock that together with kimberlites is a common host for diamonds. ... one or two are found each day, with 581 diamonds having been registered in ... Kimberlite, a dark-coloured, heavy, often altered and brecciated (fragmented), intrusive igneous rock that contains diamonds in its rock matrix. It has a porphyritic texture, with large, often rounded crystals (phenocrysts) surrounded by a fine-grained matrix (groundmass). It is a mica peridotite,The most significant discovery is kimberlite PK346 which is interpreted as a near vertical NE trending body located approximately 25m north of kimberlite PK314, discovered in 2015, and south of a ...A diamond was found in Adair County, but its source is unknown; thre are no kimberlites or lamprophyres in the area and glaciers did not extend that far into Kentucky. Another diamond was found in West Virginia close to the Kentucky and Virginia borders, but it was determined to have originated in Virginia.The Ekati Diamond Mine ("Ekati") is Canada's first surface and underground diamond mine. It is located 310 km (190 mi) north-east of Yellowknife, Northwest Territories, and about 200 km (120 mi) south of the Arctic Circle, near Lac de Gras.Until 2014 Ekati was a joint venture between Dominion Diamond Mines (80%), and the two geologists who …6,400 kimberlite pipes have been discovered in the world, of those about 900 have been classified as diamondiferous pipes, and of those over 30 have been economic for Diamond. The Kimberley, South Africa, was the first recognized and the source of the Diamond. The Kimberley diamonds were originally found in weathered kimberlite.Kimberlite is a bluish rock that diamond miners look for when seeking out new diamond deposits. The surface area of diamond-bearing kimberlite pipes ranges from 2 to 146 hectares (5 to 361 acres). Diamonds may also be found in river beds, which are called alluvial diamond sites. These are diamonds that originate in kimberlite pipes, but get ...As reported on July 8, 2019, the Anchor kimberlite was discovered as part of the 2019 summer exploration drilling program and represents the first new kimberlite discovered by the LDG joint venture.It was kimberlite, the molten rock in which diamonds are found, and preliminary tests had yielded a microscopic diamond. If more are found at the 80-acre site known as the Homestead property, the ...by kimberlites, those kimberlites have not yet been exposed by erosion. Elsewhere in the world, kimberlite is seldom found as a single isolated body; clusters of bodies are more common, and the presence of one kimberlite implies that others may exist nearby. The discovery of additional kimberlites may be veryMany kimberlites found in Michigan are diamondiferous [12–16]. The presence of a diamond crystal in the site 73 Menominee kimberlites has been reported [14], although it does not seem to be economically diamondiferous [8,16]. Minerals 2020, 10, 829 3 of 19As the pipes narrow with depth, breccia gives way to igneous kimberlite. Kimberlites are uncommon but widely distributed and mined in Central and Southern ...Kimberlite with diamond: Kimberlite, the rock that is found in many diamond pipes, is a variety of peridotite. The specimen above is a piece of kimberlite with numerous visible grains of phlogopite and a six millimeter octahedral diamond crystal of about 1.8 carats. This specimen is from the Finsch Diamond Mine in South Africa.Today, kimberlite is by far the most important source of naturally occurring diamonds, and deposits are found around the world. A 2018 photograph of the pit at the Victor Mine in Ontario, which ended operations in 2019 and is now in closure and rehabilitation. Reproduced with permission from Terry Kruger via Canadian Mining and …Kimberlite. Our third igneous rock you can find in Tennessee is kimberlite. The mineral tends to be dark in color, depending on the magma composition that formed it in the first place. It got its name from the South African town Kimberley, where a massive 83.5-carat diamond called the “Star of South Africa” was found in 1869. Sep 15, 2023 · Crater kimberlite: Found within a volcanic crater, this type of kimberlite is a breccia or fragmented rock that contains country rock, crystals, and volcanic ash. Diatreme kimberlite: This kind creates a deep cylindrical or funnel-shaped pipe in the earth called a diatreme, and is made up of fragmented country rock and volcanic debris. The Quarry Type kimberlite is the most abundant and most diamondiferous rock type at the Monastery mine (Whiteiock, 1973). Dolerite is found at surface ...Highlights - Fourth kimberlite discovered, named Cedar - Drilling intersects kimberlite testing a distinct EM anomaly May 12, 2021 –TheNewswire -Vancouver, British Columbia... | March 26, 2023Economic concentrations of diamonds have been found in dikes clearly associated with kimberlite pipes, but very rarely. The two other kinds of bedrock diamond ...Kimberlite occurs in the Earth's crust in vertical structures known as kimberlite pipes, as well as igneous dykes. Kimberlite also occurs as horizontal sills. [2] Kimberlite pipes are the most important source of mined diamonds today. The consensus on kimberlites is that they are formed deep within the mantle.Jan 29, 2023 · What is Kimberlite? Kimberlite is a rare type of volcanic rock that is formed deep within the Earth’s mantle. The rock is first found in Kimberlite, South Africa and the rock got the name after the town. After that South Africa became a center point and opened an enormous pit mine. The surface area of diamond-bearing kimberlite pipes ranges from 2 to 146 hectares (5 to 361 acres). Diamonds may also be found in river beds, which are called ...Kimberlites are volcanic eruptions that bring material from the depths where diamonds can form. Yet, unlike many geologic processes, a kimberlite eruption could launch rocks from the mantle at ...Identifying it from a couple of photographs is impossible. Kimberlites are very diverse, but generally have distinct trace mineralogy. The only way to absolutely identify one is by thin section and chemistry. And finding a kimberlite that contains diamonds is even rarer - most do not.The graves of miners were uncovered in the oldest mine dump in Koffiefontein. This dump is called the Whitworth Dump and is located on the east of the open mine. The dump is composed of only 'yellow ground' which is the decayed kimberlite found in the top 21 meters of the pipe. It was mined until 1902 to reach the underlying blue ground.an Archean-aged Superior Craton root that underlies two-thirds of Minnesota, and diamondiferous kimberlites that have been found elsewhere within the Superior Craton in Ontario and Michigan. major crustal structures that cross-cut Minnesota’s cratonic root, e.g., Vermilion Fault Zone, Great Lakes Tectonic Zone, Quetico Fault, etc., which are ...17 thg 12, 2013 ... No, never," she said. Kimberlite rock section. The ... Scientists say the kimberlites found in Antarctica are about 120 million years old.The first diamonds found in South Africa were alluvial and by 1870, a blue, hard, igneous rock, later named kimberlite, was discovered as the primary source of diamonds. Diamonds could also be found on the seabed along the west coast of South Africa in the early 20th century. Today the countryFracture fillings in unaltered diamondiferous kimberlite found in drill cores. IMA Status: Approved IMA 1988 : Locality: Udachnaya pipe, Daldyn kimberlite field, Yakutiya, Russia. Link to MinDat.org Location Data. Name Origin:Kimberlite occurs in the Earth's crust in vertical structures known as kimberlite pipes, as well as igneous dykes. Kimberlite also occurs as horizontal sills. [2] Kimberlite pipes are the most important source of mined diamonds today. The consensus on kimberlites is that they are formed deep within the mantle. It is found in kimberlite, an ultrabasic volcanic rock formed deep inside the Earth’s crust. Pipes of the minerals kimberlite and lamproite are frequently found in the Earth’s upper mantle, and their pipe “trails” include diamond crystals. These minerals are weather resistant and denser than quartz sand.Nov 24, 2022 · Minerals such as kimberlite and lamproite float to and from streambeds and can be found in a variety of locations. Diamonds have been discovered on the surface of the earth for 95 million years. As the diamond crystal crystal rose through the magma, it may have been possible to preserve oxidation properties in the kimberlite pipe. Kimberlite is a bluish rock that diamond miners look for when seeking out new diamond deposits. The surface area of diamond-bearing kimberlite pipes ranges from 2 to 146 hectares (5 to 361 acres). Diamonds may also be found in river beds, which are called alluvial diamond sites. These are diamonds that originate in kimberlite pipes, but get ... Kimberlite occurs in the Earth's crust in vertical structures known as kimberlite pipes, as well as igneous dykes. Kimberlite also occurs as horizontal sills. [2] Kimberlite pipes are the most important source of mined diamonds today. The consensus on kimberlites is that they are formed deep within the mantle. Kimberlite. Our third igneous rock you can find in Tennessee is kimberlite. The mineral tends to be dark in color, depending on the magma composition that formed it in the first place. It got its name from the South African town Kimberley, where a massive 83.5-carat diamond called the “Star of South Africa” was found in 1869. The host rock was named kimberlite after the nearby town. It was here that Cecil Rhodes began his De Beers Consolidated Mines venture in 1888. ... The xenoliths found within the kimberlites establishes deposition in the area until at least late Devonian time. Wyoming Diamond Province: Iron Mountain (IM) and State Line kimberlite districts …Apatite, perovskite, and chromite are ubiquitous accessories found in all the kimberlites, although their abundance may vary greatly even within a single pipe. Some of the salient characteristics of the kimberlites are shown in Figures 2 to 6, and the minerals are listed in Brookins 1969d). Figure 2--Photomicrographs of Riley County kimberlites.Minerals such as kimberlite and lamproite float to and from streambeds and can be found in a variety of locations. Diamonds have been discovered on the surface of the earth for 95 million years. As the diamond crystal crystal rose through the magma, it may have been possible to preserve oxidation properties in the kimberlite pipe.kimberlite pipe, here named the Lake Ellen kimberlite, has been found in Iron County, Michigan. That find suggests the possibility that drift diamonds in Wisconsin have come from a more local source—kimberlites in northern Michigan and Wisconsin. The Lake Ellen kimberlite is very poorly exposed, but aThe "State Line Kimberlite District" along the Colorado-Wyoming border is home to the only operating diamond mine in the U.S., started at Kelsey Lake, Colorado, in June 1996. The largest diamond found so far is 28.3 carats, and about 25% of the 20,000-carat annual production is of gem quality. There are eight kimberlite pipes known in the mine ...Kimberlites are volcanic eruptions that bring material from the depths where diamonds can form. Yet, unlike many geologic processes, a kimberlite eruption could launch rocks from the mantle at ...The diamond-rich Pipe-7 kimberlite found about 10km east of Lattavaram in Anantapur district, Andhra Pradesh in south India is an elongated dyke-like body, that extends over a length of 450 m and ...Within the state of Arizona are a number of fascinating geologic features. One of these features is a little known formation in Apache County which contains ...if any, kimberlite bodies remain to be found in outcrop. If additional kimberlites are discovered they will probably be identified first by geophysical ...Interestingly enough, kimberlites are more common than many suspect. Kimberlites and related rocks have been found in Arkansas, New York, Kentucky, Wyoming, ...Kimberlite occurs in the uplifted centres of continental platforms. In the Kimberley district, South Africa, it forms pipes (funnels, more or less oval in cross section, that …The first record of a kimberlite found in Canada (1946) was the identification of thin dykes intersected while drilling for gold in Michaud Township, Ontario.10-Jan-2015 ... The first post in this series, Kimberlite: A Girl's Best Friend described how kimberlite, volcanic rock that contains diamonds, is formed and ...As an example, the Chidliak diamond property in Nunavut, Canada has so far yielded 74 unique kimberlite discoveries on a property of 5,130 square kilometers. Although diamonds have been discovered in many of the kimberlites, no individual kimberlite pipe has produced an economically viable diamond mine. The Magic FormulaA version of this story appeared in Science, Vol 381, Issue 6656. Forged under extreme temperatures and pressures more than 150 kilometers down in the mantle, diamonds ride rockets to reach Earth’s surface: narrow pipes of magma called kimberlite that can erupt at the speed of sound. Strangely, most kimberlite pipes are found in the …Diamonds are found in three states: Arkansas, Colorado and Wyoming. They occur at the Colorado-Wyoming state line area which was named the Aultman, Ferris and Schaffer Kimberlites. There was also commercial mining of diamond in Kelsey Lake but it was closed in 1998 although there are plans to reopen it. Arkansas is the home of the …Crater Kimberlites: These rocks are found within volcanic craters. This variety is a breccia or fragmented rock containing rocks, crystals, and volcanic ash. Diatreme Kimberlite: This type of Kimberlite creates a deep funnel or cylindrical-shaped pipe in the Earth called a Diatreme. It’s made up of fragmented rocks and volcanic debris.The Ekati Diamond Mine ("Ekati") is Canada's first surface and underground diamond mine. It is located 310 km (190 mi) north-east of Yellowknife, Northwest Territories, and about 200 km (120 mi) south of the Arctic Circle, near Lac de Gras.Until 2014 Ekati was a joint venture between Dominion Diamond Mines (80%), and the two geologists who …Kimberlite is typically found in pipes – structures with vertical edges that are roughly circular in cross-section. The rock may …Opals are also found along US-28 to Hoxie, in the Hill City area road cuts. Other types of gemstones exist in Kansas; however, these are the most important ones. Red or brown garnets can be found in …Kimberlites, which are famous for bringing diamonds to the surface, ... This older crust is today only found at the surface 150 km south of the kimberlite locality. Therefore, ...Found in a couple of spots, including near the Twin Cities, the garnets held levels of magnesium and chromium that flag them as particularly good markers to lead the way to kimberlite. It's possible they may point the way to a kimberlite plume between the Twin Cities and Duluth or western Wisconsin, he added.Sep 29, 2015 · Kimberlite, and rocks with kimberlitic affinities, have a relatively wide distribution throughout the United States. They occur in the western margin of the Appalachians from New York to Tennessee; in the central region of the U.S. including Kentucky, southern Illinois, Missouri, Kansas and Arkansas, and in the Western States of Montana, Colorado, Wyoming and the Colorado Plateau. However ... The Quarry Type kimberlite is the most abundant and most diamondiferous rock type at the Monastery mine (Whiteiock, 1973). Dolerite is found at surface ...Diamonds are most commonly found in stable layers of the Earth’s crust, whereas kimberlites are typically found in older rocks. Types Of Kimberlite. The most well-known type of kimberlite is the Kimmberlite pipe discovered near Kimberly in South Africa, but there are many more types discovered across the world. Diamonds are not typically ...Kimberlite and hot blobs. Kimberlite eruptions leave behind a characteristic deep, carrot-shaped “pipe” of kimberlite rock, which often contains diamonds. Hundreds of these eruptions that occurred over the past 200 million years have been discovered around the world. Most of them were found in Canada (178 eruptions), South Africa (158 ...May 10, 2023 · Kimberlite and hot blobs. Kimberlite eruptions leave behind a characteristic deep, carrot-shaped “pipe” of kimberlite rock, which often contains diamonds. Hundreds of these eruptions that occurred over the past 200 million years have been discovered around the world. Most of them were found in Canada (178 eruptions), South Africa (158 ... Kimberlite and hot blobs. Kimberlite eruptions leave behind a characteristic deep, carrot-shaped “pipe” of kimberlite rock, which often contains diamonds. Hundreds of these eruptions that occurred over the past 200 million years have been discovered around the world. Most of them were found in Canada (178 eruptions), South Africa (158 ...The Sloan kimberlite in Colorado was mined on a trial basis in 1994, and some 9,034 diamonds weighing a total of 342 carats were recovered from 3,300 tons of rock excavated from a 614-ft adit. The largest diamond recovered from the Sloan kimberlite was 5.14 carats and was of partial gem quality. A full-scale open pit diamond mine was operated ...This is because diamonds can be found in the peridotites known as kimberlites. Coal is very abundant in Kentucky, so much even that it has been designated as the official state mineral. Kentucky is among the top three coal producers in the US, with the two significant coalfields located in Western Kentucky and Eastern Kentucky.What are Kimberlites? Unlike most of the surface rocks in Kansas, which are sedimentary in origin, kimberlite is an igneous rock, formed from the cooling of molten magma. Igneous rocks are extremely rare in Kansas. Kimberlite is composed of at least 35% olivine, together with other minerals such as mica, serpentine, and calcite (Jackson, 1997).Dec 29, 2022 · This area is known for its many glacial lakes, and diamonds have been found in some of them. In fact, a diamond was found in Lake Superior in 1884. Another place to look for diamonds in Minnesota is in the southern part of the state, near the town of Mankato. This area is home to a type of rock called kimberlite, which sometimes contains diamonds. Natural diamonds occur in the rock kimberlite, found in ancient volcanic "necks," or "pipes". Most diamond deposits are in Africa but there are also deposits in Canada, the Russian Arctic, Brazil, and Australia. Table \(\PageIndex{3}\): Abundance of Group 14 elements. Element: Terrestrial abundance (ppm) C:
kimberlite pipe, here named the Lake Ellen kimberlite, has been found in Iron County, Michigan. That find suggests the possibility that drift diamonds in Wisconsin have come from a more local source—kimberlites in northern Michigan and Wisconsin. The Lake Ellen kimberlite is very poorly exposed, but a. Master's degree higher education administration
It is found in kimberlite, an ultrabasic volcanic rock formed deep inside the Earth’s crust. Pipes of the minerals kimberlite and lamproite are frequently found in the Earth’s upper mantle, and their pipe “trails” include diamond crystals. These minerals are weather resistant and denser than quartz sand.Oct 18, 2023 · Have you heard about the childlike kimberlite province, it is located in Canada. The first kimberlite there was found in July 2008 during research led by BHP Billiton and Peregrine Diamonds Ltd. In 2012, more than 60 kimberlites were found, 7 of which involved some gem-quality diamonds. How is Kimberlite Pipe Created and Used? All of this started to change in 1991 when two geologists, Chuck Fipke and Stewart Blusson, found evidence of diamond-bearing kimberlite pipes about 200 miles north of Yellowknife, Northwest Territories. One of these pipes was developed by BHP Billiton into the EKATI Diamond Mine, which produced Canada's first commercial diamonds in 1998. May 4, 2015 · In 2013, near an area called Camp Alpha, he discovered a new kimberlite pipe 500 meters long and 50 meters wide. The soil above the pipe has already yielded four diamonds, he says: two in the 20-carat range, and two in the 1-carat range. More importantly, Haggerty noticed a plant that seemed to grow only in the soil above the pipe. Once a kimberlite pipe is found, it must be tested. The concentration of diamonds must be high enough to allow economic extraction. This means the minimum concentration of diamonds per ton (2,000 lb) that is practical. In some instances as little as 0.1 carats (0.02 grams) of diamond per ton is economic enough to mine. In 2013, near an area called Camp Alpha, he discovered a new kimberlite pipe 500 meters long and 50 meters wide. The soil above the pipe has already yielded four diamonds, he says: two in the 20-carat range, and two in the 1-carat range. More importantly, Haggerty noticed a plant that seemed to grow only in the soil above the pipe.05-May-2017 ... Most kimberlites are found in areas of the oldest rocks on Earth known as continental cratons. There are some found outside those cratons (such ...Today, kimberlite is by far the most important source of naturally occurring diamonds, and deposits are found around the world. A 2018 photograph of the pit at the Victor Mine in Ontario, which ended operations in 2019 and is now in closure and rehabilitation. Reproduced with permission from Terry Kruger via Canadian Mining and Energy.MINNESOTA KIMBERLITES Are there diamonds in Minnesota? None, to my knowledge, have ever been found. But small bodies of rocks that may once have been kimberlites have been found recently in central Minnesota. Kimberlite is the bedrock in which diamonds may be found. The first discovery came as a result of a detailed study of minor Kimberlite pipes occur in many parts of the continental crust, but most diamond-rich ones are found in archons. This fact suggests that most diamonds were ...Kimberlite pipes were first found near Kimberley in South Africa, but since then they have been found on most continents. Of course, as has been noted, not all kimberlite pipes are created equal ...Places Where We Can Find Kimberlite Rocks. Piped structures that carry rough circular vertical edges cross-sections contain kimberlite rocks. Kimberlite pipes and igneous dykes are vertical-edged structures. These rocks can be found in mines in countries such as Botswana, South Africa, Russia, Angola, Australia, and Canada. 2. Lamproitebeen found in the glacial drift of these states. The discovery of a kimberlite pipe in Iron County in 1971 prompted the first organized diamond exploration in the state. More than 20 kimberlites have been discovered since 1971, and these post-Ordovician intrusions follow a general northwest trend through Iron, Dickinson, and MenomineeJust as an enormous leap was made in the 1880s with the recognition that diamonds are found in kimberlite, recent advances have been made by putting together high-precision, high-resolution microanalyses of diamonds and their mineral inclusions, radiogenic and stable isotopes, geophysics, and the discovery of diamonds in unexpected new places."Diamond State Park is a lamproite, a volcanic rock that together with kimberlites is a common host for diamonds. ... one or two are found each day, with 581 diamonds having been registered in ...The effectiveness of the multidisciplinary approach to kimberlite evaluation is demonstrated in the rapid assessment of this cluster of new kimberlites discovered at Project Alto Cuilo. There is a remarkable variation in the geophysical signatures of essentially similar kimberlites in the same cluster at Alto Cuilo.Dec 6, 2022 · Kimberlite is a type of rock found in the Earth’s crust that is known to sometimes contain diamonds. To find kimberlite, geologists use a variety of techniques, including studying satellite images, looking for certain types of rock formations, and using special instruments to detect kimberlite beneath the surface. Sodalite is a tectosilicate mineral, usually royal blue in color. With that said, what we commonly refer to as sodalite is more often a rock that happens to contain the mineral itself. It occurs in large masses, with some of the best quality material found in Ontario. Oddly, despite its beauty and the large amounts produced, it’s a recent ....