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Quartz Crystals
Ryongmun limestone cave in Myoyhang Mountains, North-Korea.
native gold on clear quartz from Eagle Mine, Colorado isolated on white background
Close-up of crystals of minerals on the summit of Mount Roraima, Roraima, Bolivar State, Venezuela.
quartz crystal specimen
Crystals full frame close up
artificial smoked quartz citrine. macro detail texture background. close-up raw rough unpolished semi-precious gemstone
Close-up of a quartz mineral on a stone.
white crystal mineral texture as nice background
Large Quartz Stone - Close-up image. A Beautiful geological piece well illuminated. is a hard, crystalline mineral composed of silica (silicon dioxide).
Macro stone mineral Quartz crystals on a black background close up
Quartz and galena
rock crystal on dolomite from Styria, Austria isolated on white background
Boron Mineral
Beautiful unusual gray-black crystal stone cassiterite with a metallic sheen standing in the glass stand. Close up for shining crystal standing on the table.
crystaline Barite or Barytes mineral sample- clear or translucent dense mineral collected from the UK
crystals background (natural lead texture from nature)
Beautiful giant quartz crystal shining light
Quartz crystals,zinc blend and beautiful pyrite
Quartz and Arsenopyrit
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.
Bournonite with white Quartz
Orthoclase, or orthoclase feldspar (KAlSi3O8), is an important tectosilicate mineral which forms igneous rock. The close-up image shows several Orthoclase crystals.
White quartz crystal isolated on black background
Emerald crystal background.
Natural Crystal
Magnified close up quartz with granite inclusion.
Macro mineral stone sulfite quartz on a black background close up
Quarz und Forberit, China, Yapgamgxian Mine
Free Images: "bestof:Sidérite et quartz 3(Maroc).jpg cristaux de sidérite et cristaux de quartz Own 2009-06-13 Parent Géry Siderite Quartz Taken with Nikon D90"
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