Garnet var Andradite
Garnet var Andradite from Trantimou, Kayes Region, Mali. Sharp dark brown almost black crystals up to 23x20mm in 90x40x35mm matrix.
|Dimensions||9 × 4 × 3.5 cm|
Copper “Skull” from Centennial Mine, Houghton Co., Michigan. Seldom seen formation which occurs when copper is deposited around cobbles in a conglomerate lode. The cobble deteriorates over time and leaves the copper “skull” formation. Specimen size is 135x110x50mm. From Ed Coleman Collection.