Mineralpedia Details for Schmiederite
Named for German geographer and a director of the Museum of Mineralogy and Geology at the National University at Cordoba in Argentina, Oscar Schmieder. Schmiederite is a rare mineral found in only a few localities worldwide as a secondary mineral in oxidized hydrothermal deposits of selenium-rich metal deposits.
Ref. Handbook of Mineralogy, Anthony et al (1995) and MSA at http://www.handbookofmineralogy.org/pdfs/schmiederite.pdf
Schmiederite from Greystones quarry, Lezant, Cornwall, England
Sky blue, slender prismatic or fibrous crystals to about 0.1mm.
Schmiederite from El Dragón mine, Quijarro, Potosí dept., Bolivia
Light blue, spongy or fibrous looking rare Schmiederite in a 6x4mm area within Penroseite and associated with Chalcomenite.
Sky blue tuft of rare Schmiederite to about 1mm in vuggy Penroseite with Chalcomenite
Schmiederite from El Cóndor mine, Los Llantenes dist., La Rioja, Argentina
- Special Info
- Type Locality, Co-type material
The specimen is important as it is a co-type and from the Mineralogical & Petrological Institute of Hamburg.