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Mineralati

Minerals

Johnbaumite

johnbaumite

Ca5(AsO4)3OH

Johnbaumite Mineral Specimen For Sale

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

Overview

Johnbaumite is a calcium arsenate hydroxide mineral. It was first described in 1980, where it appeared in Franklin, Sussex County, New Jersey. Johnbaumite was discovered at Harstigen mine in Sweden in the 19th century, but it was described as svabite.

Identification characteristics

  • Mohs hardness 4.5

Scientific references

  1. Johnbaumite — Wikidata. https://www.wikidata.org/wiki/Q3809693 Link
  2. Johnbaumite — Wikipedia. https://en.wikipedia.org/wiki/Johnbaumite Link