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Here is a striking specimen of gemmy light and dark green peridot, a variety of forsterite. The peri..
This is a large rainbow-filled Herkimer diamond crystal from the HIckory HIll Diamond Mine. It..
Wulfenite crystals from the Red Cloud Mine are famous for their brilliant red-orange color, and this..
Here is a sharp tsavorite crystal from Tanzania. The crystal is well formed, very shiny, and somewha..
This Spanish fluorite specimen features clear, modified cubic crystals to .6" that completely cover ..
The selenite crystals on this specimen are clear right up to the tips, which are sharply termianted...
Here is a fine specimen of pyrite, crystallized as a very sharp (and 100% natural) cubic crystal. Th..
This is a choice Herkimer diamond quartz crystal from Hickory Hill in New York. The crystal is doubl..
Here is a partly gem clear single crystal of lemon yellow apatite. The color is very bright, and the..
This crystal, which comes from the well-known locality in Menderes, Yatagan-Mugla, Turkey, is a love..
This gemstone is a star ruby cabochon that features a rich cranberry red color and bright polished l..
Here is a large 45 gram specimen of real copal amber from Madagascar's Cap d'Ambre. The piece is col..
This dramatic specimen of selenite has radiating needle-like crystals as well as sword-tip shaped cr..
On this selenite specimen from Poland's Lubin Mine, the layers of selenite resemble a Dagwood sandwi..
This specimen is a delightful example of magnetite crystals in matrix. It comes from the TK mine, Yi..
Who can resist the amazing pyrite cubes from Navajun, with their interlocking cubic crystals that fl..
Here is a nicely sculptural pair of 2 twinned Herkimer Diamonds to 1.3" from Hickory HIll in Fonda, ..
Here is a lovely peridot crystal in a rich, dark grass green color. The crystal has a somnplete term..
Here is an clear and beautiful example of enhydro quartz, with several liquid-filled pockets with ai..
Here is a specimen of the native element graphite that is very slippery to the touch (some say greas..
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