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Pyrolusite ore is a mineral basically composed of manganese dioxide.
Pegmatite rock close up with many crystals.
99.7% fine manganese isolated on white background
Fragment of uranium or yellow cake
typical sweets from Campania with almonds and giffoni hazelnuts
natural mineral on a green background with crystal quartz crystals is a  beautiful background and an abstract, macro
Silica Quartz mineralisation around purple fluorite cubic crystals in a mineral rock sample
asbestos chrysotile fibers that cause lung disease, COPD, lung cancer, mesothelioma
Layered maroon and light speckled  rock magnified.
closeup of sample of natural mineral from geological collection - unpolished psilomelane rock isolated on white background
Beautiful crab shell isolated on black background
Macro of a stone Talc mineral on a black background close up
sunstone mineral stone sample macro photography
Cassiterite tin oxide mineral isolated on white background
Barite on fluoride
a sample of minerals from nature
Pegmatite mineral close up
cassiterite (tin ore) from Perranporth, England isolated on white background
Barite or Barytes is a naturally occuring mineral made of Barium Sulphate and the source of the element Barium. It is white or colourless and crystaline with a distinct heavy density. Mined to be used in paint and paper production and in the oil industry.
Sample of biotite Schist, from the shear zone in the Beitbridge Complex in South Africa. Schist is metamorphic rock caused by pressure during medium grade metamorphism.
glaucophane schist mineral sample under light microscopy
specimen of natural raw malachite rock cutout on white background
rough gemstones on neutral background
Macro natural Cuprian Adamite isolated on dark grey background
Magnified close up of an igneous rock with metallic minerals in the cracks.
Macro stone albite mineral on black close up
Mikroklin Amazonit Kristall peak Teller County, Colorado
Macro shooting of natural gemstone. The texture of the mineral olivine. Abstract background
Green quartz crystal isolated on the white background.
Free Images: "bestof:Manganese(II)-carbonate-sample.jpg 2007-05-16 own Benjah-bmm27 Benjah-bmm27 Carbonates Manganese compounds Samples of inorganic compounds"
Maneb.svg
Manganese(II) nitrate.svg
Sodium sesquicarbonate.svg
Methylcyclopentadienyl-Manganese-Tricarbonyl Skeletal.svg
Heptasulfurdioxoide.svg
Manganous manganic oxide.svg
Permanganate.svg
Thiocarbonic-acid-3D-vdw.svg
Manganese(II)-carbonate-sample.jpg
Manganese-dioxide-sample.jpg
Sodium-nitroprusside-sample.jpg
Basic-nickel(II)-carbonate.jpg
Potassium-dichromate-sample.jpg
Manganese(II)-sulfate-photo.jpg
Manganese(II)-sulfate-tetrahydrate-sample.jpg
Basic-cobalt(II)-carbonate.jpg
Potassium-chromate-sample.jpg
Aluminium-trichloride-hexahydrate-sample.jpg
Basic-copper(II)-chromate-sample.jpg
Iron(III)-oxide-sample.jpg
Iron(II)-oxalate-sample.jpg
Iron(III)-nitrate-nonahydrate-sample.jpg
Copper(I)-bromide-sample.jpg
Iron(II)-sulfate-heptahydrate-sample.jpg
Alizarin-sample.jpg
Titanium-dioxide-sample.jpg
4-nitrophenol-sample.jpg
Copper(I)-chloride-photo.jpg
Potassium-permanganate-sample.jpg
Copper(I)-chloride-sample.jpg
Potassium-ferricyanide-sample.jpg
Potassium-ferrocyanide-trihydrate-sample.jpg
Silver(I)-oxide-sample.jpg
Cobalt(II)-carbonate-photo.jpg
Nickel(II)-sulfate-photo.jpg
Ammonium-cerium(IV)-sulfate-sample.jpg
Chromium(III)-oxide-sample.jpg
Nickel(II)-chloride-hexahydrate-sample.jpg
Cobalt(II)-nitrate-photo.jpg
Potassium-permanganate-photo.jpg
Nickel(II)-chloride-hexahydrate-photo.jpg
Cobalt(II)-nitrate-hexahydrate-sample.jpg
Iron(III)-chloride-hexahydrate-sample.jpg
Cobalt(II)-chloride-hexahydrate-sample.jpg
Copper(II)-sulfate-pentahydrate-sample.jpg
Nickel(II)-sulfate-hexahydrate-sample.jpg
Copper(II)-nitrate-trihydrate-sample.jpg
Ammonium-metavanadate-sample.jpg
AgCO3-powder-A.jpg
Ammonium-dichromate-sample.jpg
Tin(IV)-iodide-sample.jpg
AgCO3-powder-B-black-background.jpg
AgCO3-powder-C-white-background.jpg
Pd2(dba)3-sample-A.jpg
Pd2(dba)3-sample-B.jpg
Chromium(III)-chloride-purple-anhydrous.jpg
Chromium(III)-chloride-purple-anhydrous-sunlight.jpg
Tris(bipyridine)ruthenium(II)-chloride-powder.jpg
Phenolphthalein-sample.jpg
Antimony-pentafluoride-tetramer-3D-balls.png
Caesium carbonate.jpg
Iron(III) carbonate (3).JPG
Uhličitan zinečnatý.PNG
Chlorid manganatý.JPG
Manganese(IV) oxide.jpg
Bromid manganatý.PNG
Chlorid manganatý.PNG
Uhličitan železnatý.PNG
Fluorid manganatý.PNG
Pivalonitrile-sample.jpg
NdCl3 fluolt.jpg
Methyl-orange-sample.jpg
Silver-chlorate-3D-vdW.png
NdCl3 hood.jpg
NdCl3 sunlight.jpg
1,2-dihydro-1,2-azaborine-2D-skeletal.png
Praseodymium(III)-chloride-heptahydrate.jpg
Syndiotactic-polymethylaminoborane-3D-balls.png
Octachlorotetraphosphazene-T-chair-form-from-xtal-1968-3D-sticks-B.png
Silver-fulminate-cyclic-hexamer-from-trigonal-xtal-3D-balls-B.png
Silver-fulminate-cyclic-hexamer-from-trigonal-xtal-3D-balls-A.png
Potassium-graphite-xtal-3D-SF-A.png
Potassium-graphite-xtal-3D-SF-B.png
Scandium-triflate-hydrate-xtal-293K-3D-SF.png
Iminoborane-dimer-diazadiboretidine-from-xtal-1984-3D-balls.png
Iminoborane-dimer-diazadiboretidine-from-xtal-1984-2D-skeletal.png
Octachlorotetraphosphazene-T-chair-form-from-xtal-1968-3D-balls-A.png
Silver-fulminate-cyclic-hexamer-from-trigonal-xtal-3D-vdW-A.png
Potassium-nonahydridorhenate-xtal-1999-3D-SF.png
Potassium-thiocyanate-xtal-3D-vdW-B.png
Potassium-thiocyanate-xtal-3D-vdW-A.png
Potassium-graphite-xtal-3D-sticks-A.png
Sodium-dithionite-xtal-1992-3D-SF.png
Cyclic-aminoborane-dimer-from-xtal-2001-3D-balls.png
Potassium-nonahydridorhenate-xtal-1999-3D-balls.png
Potassium-tetrachloroplatinate-xtal-1990-C-3D-balls.png
Potassium-tetrachloroplatinate-xtal-1990-C-3D-SF.png
Dipotassium-tetracyanoplatinate-xtal-2004-A-3D-balls.png
Dipotassium-tetracyanoplatinate-xtal-2004-C-3D-balls.png
Dipotassium-tetracyanoplatinate-xtal-2004-A-3D-SF.png
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