The unique geological conditions in the region have given rise to calcite formations that exhibit intricate twinning patterns and stunning optical properties when exposed to light
Moss Agate is also known by the name Tree Agate
Cubic fluorite dissolved away and was replaced by calcite and iridescent pyrite
and reached their greatest diversity in the Mississippian subperiod of the Carboniferous period
Kammererite Specimen from Turkey AB1527 peridot The unique geological conditions inKammererite Approx. Dimensions: 1. 75 x 1. 5 x 0. 75 inches Approx. Weight: 49 grams Locality: Kop Daglari, Erzurum Province, Turkey Acrylic display stand not included. Kammererite belongs to the chlorite group of minerals and is named after the German geologist, Carl Wilhelm Eugen Kammerer. Kammererite is primarily composed of chromium, iron, aluminum, and magnesium, which gives it a vibrant range of colors, including deep purple, violet, and green.