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Anhydrite is a calcium sulfate
Close-up view of pyrite
Feldspar is the most common mineral on earth. This sample was collected from the edge of the Archean aged Limpopo Mobile Belt.
Zinc material,raw
Macro cubical pyrite on white matrix isolated on gray background
Pyrite. Mineral structure.
Pegmatite rock close up with many crystals.
aluminum ingot or bar next to aluminum ore, recycling or metal industry concept
Close-up of naturally occurring metallic mineral lead ore
Quartz and galena
Hematite Oligiste
Orthoclase, or orthoclase feldspar (KAlSi3O8), is an important tectosilicate mineral which forms igneous rock. The close-up image shows several Orthoclase crystals.
Druza of large crystals of galena, with crystals of calcite and siderite
crystaline Barite or Barytes mineral sample- clear or translucent dense mineral collected from the UK
Macro mineral stone Wollastonite on black background close up
Sea salt grain on a dark background
Old pieces of metal cut with a saw. Small metalwork in a home workshop. Light background.
Mineral Fusinus sp. Pliozän
Raw orange calcite stone macro isolated on white background
Fragment of uranium or yellow cake
Crystal mineral spodumene, with text. Commercially mined source of lithium (Li). Black background. Copy space.
Pyrite stone  isolated on black background
asbestos chrysotile fibers that cause lung disease, COPD, lung cancer, mesothelioma
Zeolite crystals in cavities of Igneous volcanic basalt rock
aluminum ingot or bar next to aluminum ore, recycling or metal industry concept
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Barite on fluoride
macro mineral stone heulandite on a white background close up
Agate raw ore
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Moon vs earth composition.svg
Energy density.svg
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Feldspar - Oligoclase Sodium calcium aluminum silicate near Crown Point Essex County New York 2483.jpg
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Feldspar - Oligoclase Sunstone Sodium calcium aluminum silicate India 2485.jpg
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Feldspar - Bytownite Sodium calcium aluminum silicate Crystal Bay Minnesota 2689.jpg
Feldspar - Bytownite Sodium calcium aluminum silicate Crystal Bay Minnesota 2691.jpg
Feldspar - Labradorite Sodium calcium aluminum silicate Nain Labrador 2427.jpg
Feldspar - Albite - Cleavlandite Sodium aluminum silicate Bob Ingersoll Mine, Keystone, Pennington COunty, South Dakota 2694.jpg
Stilbite Hydrous sodium calcium aluminum silicate Poona India 1627.jpg
Stilbite Hydrous sodium calcium aluminum silicate Green Peter Dam near Foster - Linn County Oregon 1625.jpg
Stilbite__Hydrous_sodium_calcium_aluminum_silicate.png
Erionite__Hydrous_sodium_potassium_calcium_aluminum_silicate.png
Thomsonite 2 in Basalt Hydrous calcium sodium aluminum silicate Grand Marais Cook Minnesota 1885.jpg
Thomsonite in Basalt Hydrous calcium sodium aluminum silicate Grand Marais Cook Minnesota 1884.jpg
Yuksporite Hydrous sodium potassium calcium barium titanium aluminum iron silicate Khibiny Massif Kola Peninsula Russia 1960 b.jpg
Barkevikite 2in syenite Basic sodium calcium magnesium iron aluminum silicate near the Dallas Gem Mine San Benito County California 2179.jpg
Barkevikite in syenite Basic sodium calcium magnesium iron aluminum silicate near the Dallas Gem Mine San Benito County California 2182.jpg
Yuksporite Hydrous sodium potassium calcium barium titanium aluminum iron silicate Khibiny Massif Kola Peninsula Russia 1960.jpg
Vishnevite - sulfate cancrinite w- orthoclase and melanite Hydrous sodium calcium potassium aluminum silicate sulfate and carbonate Loch Borrolan Sutherland Scotland 1650.jpg
Jadeite Sodium aluminum silicate Burma 3025.jpg
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Feldspar - Microcline w - quartz potassium aluminum silicate Game Lake near Vermilion Bay Ontario 2433.jpg
Ussingite Basic sodium aluminum silicate near Yukspor Khibing Massif Kola Peninsula Russia 1895.jpg
Epidot w - rock Calcium aluminum iron silicate near Levitt Meadows Sonoro Pass - Mono COunty - Calfornia.jpg
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Scolecite__hydrated_Calcium_Aluminum_Silicate.png
Griphite Basic sodium aluminum calcium iron manganese phosphate Everly Mine, Harney, South Dakota 2915.jpg
Aerinite Iron magnesium calcium aluminum silicate Estopinian Huesca Province Spain 2062.jpg
Chabazite w - analcime Hydrous calcium aluminum silicate Coffin Butte Beton County Oregon 2449.jpg
Chabazite w - analcime Hydrous calcium aluminum silicate Coffin Butte Beton County Oregon 2451.jpg
Beidellite Hydrous basic sodium calcium aluminum silicatte near Cameron Coconino County Arizona.jpg
Mordeinte in rock Hydroud sodium calcium potassium silicate Foster, Linn County, Oregon.jpg
Urbanite w- rhodonite Sodium iron calcium magnesium silicate Toguchi Mine Shidara Kitashidara-Gun Jaapan 1894.jpg
Woholerite in nepheline syenite Calcium zirconium sodium silicate and columbate Skudesundsjaer Langesundsfjord Norway 1909.jpg
Analcime 2 with rock Hydrous sodium aluminum silicate McGowan Creek Coberg Hills Lane County Oregon 2213.jpg
Analcime 3 with rock Hydrous sodium aluminum silicate McGowan Creek Coberg Hills Lane County Oregon 2215.jpg
Analcime with rock Hydrous sodium aluminum silicate McGowan Creek Coberg Hills Lane County Oregon 2212.jpg
Zoisite variety Thulite Hydrous calcium aluminum silicate Tvedestrand Norway 1915.jpg
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Analcime in basalt w-natrolite Hydrous sodium aluminum silicate Ricardo Red Rock Canyon Kern Canyon California 2217.jpg
Magnesiohornblende Basic calcium magnesium iron aluminum silicate-fluoride Nickenicher,Sattel,Eifel,Germany 2886.jpg
Vesuvianite - formerly idocrase w- quartz Basic calcium magnesium aluminum silicate Ludwig Lyon County Nevada 1647.jpg
Vesuvianite 2- formerly idocrase w- quartz Basic calcium magnesium aluminum silicate Ludwig Lyon County Nevada 1648.jpg
Allanite w-rock Basic calcium iron Rare Earth aluminum silicate near 29 Palms San Bernardino County California 2204.jpg
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Sodium silicate.JPG
Metacaulk sodium silicate paste.jpg
Johannsenite Calcium manganese silicate Onagusa Mine, Katsuyama-cho Township, Okayyama-ken Prefecture, Honshu, Japan 2783.jpg
Johannsenite Calcium manganese silicate Onagusa Mine, Katsuyama-cho Township, Okayyama-ken Prefecture, Honshu, Japan 2782.jpg
Spurrite Calcium silicate and carbonate Luna county New mexico 1873.jpg
Cavansite__CAlcium_VANadium_Silicate_is_blue.png
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Shortite Sodium calcium carbonate Green River Sweetwater Co Wyoming 1587.jpg
Bustamite manganese calcium silicate Franklin New Jersey 2540.jpg
Xonotlite Hydrous calcium silicate Point Shivery near Cox' Cove Bay of Islands Newfoundland 1928.jpg
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Amphilbole - Tremolite - Asbestos Calcium magnesium silicate near Brighton Big Cottonwood Salt lake County Utah 2150.jpg
Amphilbole - Tremolite 2 - Asbestos Calcium magnesium silicate near Brighton Big Cottonwood Salt lake County Utah 2149.jpg
Uvarovite (Garnet mineral), a Calcium Chromium Silicate from Russia.jpg
Hardystonite with franklinite Calcium zinc silicate Franklin, Sussex County, New Jersey 2773.jpg
Okenite Basic hydrous calcium silicate Poona, India 3056.jpg
Amblygonite Lithium sodium aluminum fluophosphate Custer County South Dakota 2004.jpg
Amblygonite Lithium sodium aluminum fluophosphate White Queen Mine Pala San Diego County California 2008.jpg
Amphibole Actinolite Calcium magnesium iron silicate Berryessa Canyon near San Jose Santa Clara County California 2012.jpg
Andalusite w - pyrophyllite Aluminum silicate Donally Mine near Hawthorne Mineral County Nevada 2268.jpg
Andalusite w - pyrophyllite Aluminum silicate Donally Mine near Hawthorne Mineral County Nevada 2270.jpg
Eucryptite Lithium aluminum silicate Etta Mine Keystone South Dakota 2524.jpg
Halloysite Hydrous aluminum silicate Tintic District Utah 3014.jpg
Petalite Lithium aluminum silicate Bikita 40 miles East of Fort Victoria Zimbabwe 1934.jpg
Petalite Lithium aluminum silicate Varautrask, near Boliden, Sweden 3065.jpg
Spessartine Magnesium aluminum silicate-Garnet Group near Los Gavilanes, Baja California, Mexico 2906.jpg
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Elbaite Basic sodium lithium aluminum borosilicate Ipe - Governador Valadares - Minas Gerais Brazil 1635.jpg
Allophane 2 w - travertine Hydrous aluminum silicate madalena Scorro County New Mexico 2208.jpg
Allophane w - travertine Hydrous aluminum silicate madalena Scorro County New Mexico 2207.jpg
Beryl w - muscovite Beryllium aluminum silicate Palermo County North Groton Nevada 2196.jpg
Montebrasite Basic Lithium aluminum silicate Tin Mountain Mine, near Custer, South Dakota 2851.jpg
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Aegirine - Acmite in syenite Sodium iron silicate Magnet Cove Hot Springs County Arkansas 2000.jpg
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