Calcite
St Andreaskreuz Mine, Beerberg, St Andreasberg, Braunlage, Goslar District, Lower Saxony, Germany
5.4 x 4.0 x 3.4 cm. Choice, lustrous, translucent, rounded calcite crystals to 2.5 cm with zoned growth cover the matrix on this showy old-time specimen from a less well-known mine in the historic St. Andreasberg District. Mineral specimens of any species are rare from this ancient mine. Ex. Miller Calcite Collection # 3028 and comes with another ...
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