Mineral Specimen #6534 Freibergite, Calcite
Boulder Co., Colorado
7 x 5 x 4 cm
2.8 x 2 x 1.6 in
One face of this specimen is covered with intermixed small Calcite crystals are Freibergite crystals. The Freibergite crystals are black in color and most have a high metallic luster which gives them a sparkly appearance. There are some crystals with a dull luster. A few of the crystals are striated..
Flaws: There is some bruising of the Calcite crystals, but most of the Friebergite are in excellent condition. The specimen is a good candidate for trimming.
This mineral is also found in the following galleries: Minerals From the United States | Sulfides and Sulfosalts | Calcite | Rare Minerals | Minerals Priced Between 25 and 49 Dollars