Epidote itself is a calcium aluminum iron silicate mineral commonly found in metamorphic rocks and hydrothermal veins

This classified meteorite was found in 1861 in the driest desert of the world called the Atacama

Size:  72x40x8 mm / 2

Barite crystals typically form in a variety of shapes

Ammolite Gem | Ammonite | Fancy Cabochon | 30x15mm 27ct | Canada Citrine Epidote itself is a calciumAmmolite is an opal like organic gemstone found primarily along the eastern slopes of the Rocky Mountains of North America. It is made of the fossilized shells of ammonites, which in turn are composed primarily of aragonite, the same mineral contained in nacre, with a microstructure inherited from the shell. It is one of few biogenic gemstones; others include amber and pearl. In 1981, the year commercial mining of ammolite began, ammolite was given