Dioptase from Namibia (larger specimen) tourmaline tower The dark red color is

The dark red color is created from inclusions of minerals such as iron oxide or manganese oxide

Chalcedony is a microscopic quartz formation found around volcanic activity and sedimentary rocks

5 in width

This gorgeous Stone Canyon sphere measures out to 2

Aventurine is a variety of quartz

Dioptase from Namibia (larger specimen) tourmaline tower The dark red color isDioptase is considered a very rare, and highly prized mineral due to its complex mineral structure. Namibia is globally renowned for producing some of the world's most pristine, vibrant green crystals. The green is actually caused by the presence of copper within its chemical structure. Measuring 1. 5 inches in height, 1. 3 inches in length, and . 5 inches in width. Weighing . 8 ounces. Customer will receive the exact item pictured.