Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle
Not Available
PbCu(SO 4)(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006)
hydrogrossular Massive vein s of opaque Grossular Garnet that resembles Jade . It is white to light green in color, and may be colored in a white, green, and pink combination. Hydrogrossular is often regarded as a variety of Grossular, but it is scientifi