11hlkmis ((BRUCITE)), $10 MINIMUM BID, Cedar Hill Quarry, Lancaster County, Pennsylvania, 14.5 x 10 x 3.5 cm, Cabinet, | |
Here is a cabinet specimen with a 1 to 1.5 cm seam of lustrous pearly mica like Brucite, a classic mineral from Cedar Hill Quarry. On the top side there are two other species, a white acicular crystals and a very light green crystalline coating. |