Ant Hill Garnet
Structure: Cubic
Hardness: 7.25
Specific Gravity: 3.8
Refractive index: 1.72
Doubly Refracting (bi-refraction): none
Metal Clay firing test results; Silver 1200F-1HR-OK, Silver 1475F-1HR-OK, Silver 1650F-2HR OK, Bronze 1525F-2HR-OK, Copper 1778F-30min-OK
Ant Hill Garnet Rough