Garnet

This is a group of differently colored minerals with similar crystal structure and related chemical composition. The main representatives are Pyrope, Almandite, Spessarite (Pyralspite series)< Grossularite, Andradite, and Uvarovite. Within the series are also mixed members. The name derives from Latin for Grain because of the rounded crystal and similarities to the red kernels of the pomegranate. 

 

COLOR OR STREAK: WHITE (ALL GARNETS)

MOHS' HARDNESS: 7

CLEAVAGE: INDISTINCT

DISPERSION: 0.013

GROWING TEMPERATURE: 350-360 C