2.9" Lustrous Orange Spessartine Garnet Cluster - Argentina

Spessartine, often mistakenly referred to as spessartite, is a nesosilicate manganese aluminium garnet species with the chemical formula Mn2+3Al2(SiO4)3. The name is a derivative of Spessart in Bavaria, Germany, the mineral's type locality.

Garnets are nesosilicates with the general formula X3Y2(SiO4)3. Garnets come in many species, including pyrope, almandine (the most common species), spessartine, uvarovite, andradite and grossular, varieties of which are hessonite, cinnamon-stone, and tsavorite. Garnets are found in a wide variety of colors including red, orange, yellow, green, purple, brown, blue, black, pink, and colorless, though reddish shades are the most common.