Stibnite

StibniteStibnite is a remarkable metallic mineral in the sulfide class that often forms impressive, delicate crystalline formations. Also known as antimonite, the mineral contains arsenic and silicate and historically has been used in pyrotechnics as well as a cosmetic since ancient Egyptian times until the safety issues with arsenic in makeup became known. As mineral specimen stibnite crystals form intricate and almost otherworldly shapes, with a shiny

As a mineral specimen stibnite crystals form intricate and almost otherworldly shapes

Aquamarine is a form of Beryl crystal long sought after as a gem and precious stone due to its beautiful blue-green hue and clarity

Their unique elongated and heavily armored bodies along with their tube-like snouts make pipefish

Azurite is a striking copper-based mineral found in shades of deep blue to vivid green

Beautifully preserved on slabs of flat shale

Malachite is known for its deep green coloration

The spectacular display of colors these specimens display can be formed by two different geological processes: the oxidation of pyrite causing ultra-thin layers of iron oxide to form on the surface

Calcite is clear naturally but it can be found in a variety of brilliant colors due to the presence of chemical impurities during formation

flat barite crystals arranged in densely packed rosettes in hues of rose

Calcite is a form of Calcium Carbonate and is one of the primary components in limestone

These incredible specimens of natural uncut aquamarine from Mount Little Xuebaodoing in Sichuan

Barite is a mineral with an interesting history