SOLD
MRZ143
Macfallite
Miniature, 4.0 x 2.3 x 2.1 cm
Manganese Mine, Copper Harbor, Keweenaw Co., Michigan (TYPE LCOALITY, 1979)
Ex. Martin Zinn
SOLD
A mostly massive specimen with some embedded crystals as well, showing. Rare old material, this is a calciam manganese, aluminum silicate. Never seen another for sale.