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Natural Magnesite Mineral crystals - Magnesium Cluster
Mineral Fusinus sp. Pliozän
Macro cubical pyrite on white matrix isolated on gray background
Zinc material,raw
green dioptase on blue plancheite photography isolated on white blackground. From Sanda, Mindouli District, Pool Department, Republic of the Congo
Gold (Au) ore. The element associated with quartz veins and sulfides. White background.  Largest producers China, Australia, Russia, Canada, USA, Mexico, South Africa, Uzbekistan
Silica Quartz mineralisation around purple fluorite cubic crystals in a mineral rock sample
Lepidolite stone macro, being a secondary source of lithium, used in batteries
Pegmatite rock close up with many crystals.
Druza of large crystals of galena, with crystals of calcite and siderite
Close-up view of pyrite
Bismuth is a golden-black mineral. Close-up, background and texture of the mineral.
turquoise mineral stone
copper ammonium carbonate. blue crystals on a black background. macro.
Topaz crystal isolated on the white background.
macro shooting of geological collection mineral - crystals of Vesuvianite (Idocrase, Vesuvian) on rock surface
Agate crystal cross section background. Natural translucent agate crystal surface slice. Macro close-up of ore, abstract structure
Petrified wood, 20 million years old wood. Wood turned into stone
Close-up of naturally occurring metallic mineral lead ore
mica schist mineral sample under light microscopy
lepidolite from Zimbabwe for background use
Agate is a microcrystalline variety of quartz, chiefly chalcedony, cryptocrystalline form of silica.  Although agates may be found in various kinds of rock, they are classically associated with volcanic rocks but can be common in certain metamorphic rocks. Most agates occur as nodules in volcanic rocks or ancient lavas where they represent cavities originally produced by the disengagement of volatiles in the molten mass which were then filled, wholly  by siliceous matter deposited in regular layers upon the walls. Cathedral Valley, Capitol Reef National Park, Utah.
Details of a fragment of a quartz crystal geode
Layered maroon and light speckled  rock magnified.
Muscovite gneiss with large flat single crystals, made of light mica, hand specimen from Germany, Bavaria, Upper Palatinate, stacked photo.
Nature. Crystallization. Abstraction. Macro Photography. Minerals. Blue. Rocks. Backgrounds - Subjects. Geodes - Minerals. Layered. Patterns. Geology. Close-up. Art. Posters. Vibrant colors. Crystal therapy. Amber. Rock formations.
rough diamond, crystal in an allotropic form of carbon, uncut gemstone, concept of luxury or wealth
Quartz + clinozoisite, Site: Spain, Elche
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