Mineral Specimen #5990 Chalcopyrite, Calcite, Dolomite Coated with Hematite, Hematite Matrix
Pea Ridge Mine, Sullivan, Washington Co., Missouri
9 x 7.3 x 8.3 cm
3.5 x 2.9 x 3.3 in
The Chalcopyrite crystals on this specimen are complex in habit, well formed and have a high, iridescent, metallic luster. The iridescence is primarily blue/green to yellow/green with areas of purple and orange/gold. The underlying matrix is massive, gray colored Hematite which is coated with small, rhombic Dolomite crystals which are in tur coated with a thin layer or reddish/brown Hematite. There are also small, off-white colored. dogtooth Calcite crystals present.
Flaws: Although the majority of the specimen is in very good to excellent condition, there are three areas of damage, one on either side and one at the top of the specimen.
This mineral is also found in the following galleries: Minerals From the United States | Sulfides and Sulfosalts | Oxides and Hydroxides | Calcite | Carbonates | Minerals Priced Between 50 and 99 Dollars