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Here is a lovely turquoise blue twinned crystal of aquamarine with large gemmy areas near the tops o..
This is a gem ruby cabochon with a unique feature: a sharp 6-ray star that shows up when the gemston..
This matrix specimen features 7 flashy golden yellow apatite crystals, the largest being .7". ..
This gemmy fluorite specimen from the Rogerley Mine is a treat. Not only is there almost no da..
This is a malachite slice that was cut from a large stalactite, then polished to a brilliant luster ..
Here is a fine specimen of pyrite, crystallized as a very sharp (and 100% natural) cubic crystal. Th..
This specimen features platy, bladed rhodonite crystals in a rich carnation pink color. This a lovel..
This is a polished slice of agatized petrified wood that is amazingly well preserved. The highly det..
This is a specimen of polylithionite, a rare potassium-sodium-lithium silicate with mica-like form. ..
Wulfenite crystals from the Red Cloud Mine are famous for their brilliant red-orange color, and this..
Here is a very sharp, gemmy, single crystal of lemon-yellow golden apatite. The color is very bright..
Tucked inside this specimen of fire agate are lovely formations of natural agate that are iridescent..
This group of 4 penetrating twin cubic crystals is a fine example of Spanish pyrite from the world's..
This is a bright rutile crystal in matrix from Graves Mountain in Georgia, one of the world's top lo..
This is a 245-gram, fine specimen of solid gem rough sugilite in a gorgeous shade of dark, extra-ric..
This specimen of crocidolite, which is a variety of riebeckite, consists mainly of highly compacted ..
Inside of these sharp, clear quartz crystals are radiating stars of black hollandite, which were tra..
This specimen features very dark green micro-crystals of mottramite arrayed which have bubbled up in..
"Heart of the Universe" is the unusual name given the rose quartz crystals from this locality in Ind..
There is a winged mosquito and some gnats that were trapped inside this piece of amber when it petri..
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