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Leiden leaf c.s. under microscope
Pegmatite rock close up with many crystals.
Mineral pyrite, or iron pyrite, is also known as the fool's gold. On a white background
Minerals and Jewels
Closeup of red erythrite bladed crystals from Morocco, on host rock. 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.
aquamarine crystal on muscovite from Nagar, Pakistan isolated on white background
Galena a mineral specimen of natural lead ore collected in the UK
specimen of natural raw velvet malachite rock cutout on white background
Crystal raw ore
Natural Magnesite Mineral crystals - Magnesium Cluster
Pure quartz crystal isolated on the black background.
neodymium stone, part of the rare earth group, the world's strongest magnetic ore used in the technology industry
Magnified close up of porphyritic granite with fledspar.
closeup of sample of natural mineral from geological collection - Galena and Sphalerite crystals on quartz rock isolated on white background
crystaline Barite or Barytes mineral sample- clear or translucent dense mineral collected from the UK
Cassiterite tin oxide mineral isolated on white background
Mineral Fusinus sp. Pliozรคn
epidote from Medina de Pomar, Spain isolated on white background
Stibnite, sometimes called antimonite, is a sulfide mineral
Hyalite opal isolated on white blackground. macro detail  background. close-up Rough raw unpolished semi-precious gemstone.
crystalline gold
specimen of natural raw foyaite rock cutout on white background
Zeolite crystals in cavities of Igneous volcanic basalt rock
A closeup shot of a kyanite mineral isolated on dark background
Pegmatite mineral close up
Golden yellow calcite isolated on the white background
A kidney stone on a white background. Photographed alongside a US dime coin for a size reference.
Garnierite or Garnierite, is a mineral composed of hydrated nickel silicates. It is an important source of nickel
Rhodonite crystal background.
Free Images: "bestof:Indium uc.png Crystal structure of indium unit cell Own 09/17/07 Solid State Indium"
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