mineral general info

Orpiment

Origin: Cut 20, North Zone, Twin Creeks Mine, Humboldt Co., Nevada, U.S.A.

Sample size: 4.3 x 3.7 x 2.5 cm

Origin: Quiruvilca District, La Libertad Dept., Peru

Ex. Marty Lewadny collection

Sample size: 6.3 x 4.7 x 2.2 cm

Photo courtesy of:

Rob Lavinsky

Yellow-orange blade crystals with minute realgar crystals on matrix

Origin: Betze Post Pit, Carlin Trend, Ucaura Mountians, Elko Co., Nevada, U.S.A.

Sample size: miniatures

Photo courtesy of:

Diederik Visser

Orpiment on barite

Origin: ElBursskiy (Elbrusskiy) Mine, Northern Caucasus Region, Russia

Sample size: 33 x 28 x 13 mm (top), 25 x 23 x 16 mm (2nd row), 4 x 2.8 x 1.3 cm (3rd row), 20 x 22 x 13 mm (bottom)

Origin: Quiruvilca, La Libertad Dept., Peru

Sample size: 7.1 x 6.2 x 3.7 cm

Photo courtesy of:

Dan Weinrich