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Natural Magnesite Mineral crystals - Magnesium Cluster
Close-up view of pyrite
Close-up of naturally occurring metallic mineral lead ore
Minerals and Jewels
Macro cubical pyrite on white matrix isolated on gray background
A molecular model of Bisphenol A or BPA.  It is a common building block in the production of many epoxy resins and plastics including polycarbonate plastic. As such it is present in a huge range of food packaging and household products. There are now concerns about its health effects, particularly its effect on children, infants and fetuses.   Isolated on white.
specimen of natural raw quartz crystal cutout on white background
Topaz crystal isolated on the white background.
Highlight on chemical element Barium in periodic table of elements. 3D rendering
Sea salt grain on a dark background
White selenite on a white background.
Agate raw ore
Druza of large crystals of galena, with crystals of calcite and siderite
Mountain crystal tower
Bismuth is a golden-black mineral. Close-up, background and texture of the mineral.
A closeup of citrine crystals.
silver ore on rock close up macro
Aragonite
Copper(II) sulfate with molecular structure. Chemical ingredient used in medical and public health issues.
Zeolite crystals in cavities of Igneous volcanic basalt rock
calcium carbonate lumens, used in the treatment of hyperphosphatemia in patients with renal failure or associated with hyperparathyroidism and in hypocalcemic states
Periodic table of elements
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.
Piece of natural mineral gemstones in gift store
Optical birefringence demonstrated using a text using a natural double spar / calcite crystal, macro shot and with real shadows
Mineral Fusinus sp. Pliozän
White crystal
Orthoclase, or orthoclase feldspar (KAlSi3O8), is an important tectosilicate mineral which forms igneous rock. The close-up image shows several Orthoclase crystals.
Museum piece. Cyanite is also called Kyanite.
sunstone mineral stone sample macro photography
Free Images: "bestof:PbCl4 struct 150 K.png en Crystal structure of lead IV chloride PbCl<sub>4</sub> at 150 K Crystallographic data from http //dx doi org/10 1107/S1600536802015064"
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