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Mineralati

Minerals

Haidingerite

haidingerite

Ca(AsO3OH)·H2O

Haidingerite Mineral Specimen For Sale

Haidingerite Mineral Specimen For Sale — via www.dakotamatrix.com · Source

Overview

Haidingerite is a calcium arsenate mineral with formula Ca(AsO3OH)·H2O. It crystallizes in the orthorhombic crystal system as short prismatic to equant crystals. It typically occurs as scaly, botryoidal or fibrous coatings. It is soft, Mohs hardness of 2 to 2.5, and has a specific gravity of 2.95. It has refractive indices of nα = 1.590, nβ = 1.602 and nγ = 1.638. It was originally discovered in 1827 in Jáchymov, Czech Republic. It was named to honor Austrian mineralogist Wilhelm Karl Ritter von Haidinger (1795–1871). It occurs as a dehydration product of pharmacolite in the Getchell Mine, Nevada.

Scientific references

  1. Haidingerite — Wikidata. https://www.wikidata.org/wiki/Q3782423 Link
  2. Haidingerite — Wikipedia. https://en.wikipedia.org/wiki/Haidingerite Link