Your shopping cart is empty!
Display: List / Grid
Here is a gorgeous specimen of lab-grown alum, with sharp skeletal crystals that are colored a highl..
On this specimen beautiful clusters of translucent, lustrous, colorless hemimorphite crystals line a..
I collected this large smoky quartz crystal in 2002 with Jon Herndon. The crystal is a dark smoky co..
This dramatic specimen features shiny black obsidian with air-bubble holes lined with the rare mienr..
Here is a fine specimen of malachite, featuring a botryoidal "bubble" formation in a rich jungle gre..
Fresh from a prolific occurrence on the island of Sulawesi comes this large, fish-shaped specimen of..
This gemstone is a star ruby cabochon that features a rich raspberry red color and bright polished l..
The royal blue and clear colors in this gem-clear section of a crystal are astonishing. The ri..
The crystals on this opal aura quartz cluster are highly dramatic and brightly colorful. The iridesc..
The royal blue color of this polished gem lapis lazuli is stunning, and is the likely reason it has ..
Here is an excellent large crystal of almandine garnet, polished to a mirror-bright luster. The colo..
This is a highly attractive specimen of serpentine from Quebec. The piece has amazing wet-look luste..
This is a superb specimen of a leaf from a fossilized salicaceae, Pseudosalix handlleyi, from Utah's..
Here is an excellent cluster of yellow-green andradite garnet crystals to 11 mm covering one side of..
Here is a richly colorful specimen that features brilliant rainbow chalcopyrite crystals on all side..
It has been years since I have seen good matrix specimens of boleite like this with multiple crystal..
The brilliance of this polished copper nugget is remarkable, and makes a very eye-catching specimen ..
Here is a showy, polished nodule of slightly red with ivory colored, porcelain-like, very fine-grain..
Purpurite is prized for both its rarity and its intense purple color. This specimen, which is ..
This fine uvarovite specimen features a mesmerizing formation of tiny bright green crystals which sp..
Showing 1 to 20 of 4380 (219 Pages)
- 40 Church Street, Greenfield, MA 01301
- Phone: 1-413-774-5707 9AM to 6PM EST only
- Email: firstname.lastname@example.org