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Fragment of uranium or yellow cake
typical sweets from Campania with almonds and giffoni hazelnuts
Macro natural Cuprian Adamite isolated on dark grey background
Silica Quartz mineralisation around purple fluorite cubic crystals in a mineral rock sample
This is aragonite mineral stone rock.
Gold (Au) ore. The element associated with quartz veins and sulfides. White background. Largest producers China, Australia, Russia, Canada, USA, Mexico, South Africa, Uzbekistan
mica schist mineral sample under light microscopy
Close up view of Devil's Golf Course, large salt pan located in the death valley national park, california, usa.
rock surface
closeup of sample of natural mineral from geological collection - Galena and Sphalerite crystals on quartz rock isolated on white background
Pegmatite rock close up with many crystals.
Beautiful crab shell isolated on black background
Atacamite calcination of chlorides
Barite on fluoride
Druza of large crystals of galena, with crystals of calcite and siderite
Triangle calcite crystal cluster from Turkey.\nCalcite is a mineral name and the chemical structure of this mineral, called carbonate rocks, is CaCO3. It is found in crystal form in various shapes (crystallizes as rhomboid, scalenoeder) and has a glassy, ​​colorless and transparent structure. It is easily ground and a white powder is obtained. Its hardness is 3 on Moh's scale and its density is 2.6-2.7.
lepidolite from Zimbabwe for background use
Detail of milky quartz boulder, horizontal 2
Close-up of naturally occurring rare crystalline ore
emerald mineral stone sample with white background
View of colemanite mineral (bor, boron, borax, ulexite). It is a borate mineral found in evaporite deposits of alkaline lacustrine environments. It is a secondary mineral that forms.
Zeolite crystals in cavities of Igneous volcanic basalt rock
Raw orange calcite stone macro isolated on white background
Smoky quartz
Bright paint on the metal from corrosion time
Pegmatite mineral close up
Salt crystal drill probe containing minerals causing its pink color
Green quartz crystal isolated on the white background.
Free Images: "bestof:Caesium carbonate.jpg A sample of caesium carbonate Picture taken by User Walkerma March 2006 2006-03-12 own assumed Walkerma Caesium compounds Carbonates"
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