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This is an intriguing specimen of cubic pyrite featuring 3 crystals on/in the creamy white marl matr..
Here is a large 45 gram specimen of petrified copal amber which comes from the world-famous amber di..
This is a faden quartz crystal, with sharp, unusually wide white lines down the middle sections of t..
This highly representative specimen of blue kyanite has many fine blades, some up to over 3". The ly..
Here is a lovely double terminated, gemmy crystal of kunzite, a colorful form of spodumene. It is a ..
The moldavite on this 28 carat specimen is gem quality, and it features deep channels and furrows se..
Here is an intriguing example of enhydro quartz, featuring a liquid-filled pocket with an air bubble..
The Muzquiz locality in Chihuahua, Mexico has produced some of the most stunning cubic purple fluori..
Weloganite is a rare phosphate, which has only been found in good crystals at the Francon Quarry in ..
This is a sharp, doubly-terminated quartz crystal with a moveable bubble suspended in liquid that wa..
This choice specimen is composed of a sharp octahedral crystal of scheelite with a smaller outrider ..
This nickel-iron meteorite weighs 11.4 ounces, nearly three-quarters of a pound. The surface is smoo..
This is a large, doubly-terminated quartz crystal with several bubbles suspended in liquid that were..
Here is a dramatic and beautiful specimen of bright, shiny native copper, weighing jsut over 2 pound..
This attractive specimen of smithsonite features a rich, turquoise blue color. The smithsonite is fo..
This is a sharp single crystal of crocoite from the world famous Adelaide Mine in Tasmania. This cry..
The Rogerley Mine, which has now changed ownership, is famous for producing what is arguably the wor..
Here is an incredibly sparkly rainbow aura quartz specimen that was created by super-heating a clear..
Here is a flashy specimen of boulder opal, an opal that grew in a seam on a matrix, all of which has..
There is a prominent white line down the middle of one of these clear quartz crystals, which are for..
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