Limited Editions

Biotite is a name used for a large group of black mica minerals that are commonly found in igneous and metamorphic rocks. These include annite, phl...

Azurite is a Copper carbonate mineral that forms in masses, stalactites, botryoidal, and short prismatic crystals. Azurite in crystal form is extre...

Azurite is a Copper carbonate mineral that forms in masses, stalactites, botryoidal, and short prismatic crystals. Azurite in crystal form is extre...

Azurite is a Copper carbonate mineral that forms in masses, stalactites, botryoidal, and short prismatic crystals. Azurite in crystal form is extre...

Glacierite, also known as Blue Ice Glacierite or Blue Ice Nakaurite, is a rare, newly discovered mineral from Indonesia that is an accidental bypro...

Indigo gabbro is a color variant of the igneous mineral, gabbro. Typically, this color forms black, but occasionally gabbro comes in oranges and gr...

Indigo gabbro is a color variant of the igneous mineral, gabbro. Typically, this color forms black, but occasionally gabbro comes in oranges and gr...

Mica is a mineral name given to a group of minerals that are physically and chemically similar. They are all silicate minerals, known as sheet sil...

Eudialyte is a complex silicate mineral that most commonly forms in granular patterns. It is usually found within coarse grained rocks and contains...

Thulite is the naturally occurring pink variety of the mineral Zoisite. It can range in color from pale pink to deep rose or even rusty red tones d...

Sieber agate is not a true agate but rather a glassy, dark blue-grey or green copper slag that formed during ancient copper smelting in Germany, sp...

Discovered in Greenland in the late 1890's, hackmanite is named for Finnish geologist Victor Hackman. It is a rare occurrence to find gem-grade hac...

Discovered in Greenland in the late 1890's, hackmanite is named for Finnish geologist Victor Hackman. It is a rare occurrence to find gem-grade hac...

Mica is a mineral name given to a group of minerals that are physically and chemically similar. They are all silicate minerals, known as sheet sil...

Verdite is a light to dark-green metamorphic rock, and is a variety of Fuchsite, which is itself a form of Muscovite. It appears green because of t...

Verdite is a light to dark-green metamorphic rock, and is a variety of Fuchsite, which is itself a form of Muscovite. It appears green because of t...

YooperLIKE is a Syenite rock that is rich with fluorescent Sodalite. While fairly nondescript under normal lighting conditions, YooperLIKE explodes...

Jet is a mineraloid gemstone, formed from wood that has decayed under extreme pressure, over the course of millions of years. Because it is relativ...

Green Garnet can be among the most valuable of garnets, especially Tsavorite Garnet. Occurring in sizes ranging from a grain of sand to the size of...

Garnets are a group of silicate minerals that have been used since the Bronze Age as gemstones and abrasives. All species of garnets possess simila...

Lemon Quartz is a trade name for color-enhanced yellow quartz. Gamma ray irradiation, followed by a mild heat treatment gives it the bright yellow ...