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Mineralati

Minerals

Chalcocite

chalcocite

Cu2S

Chalcocite - SM23-67 - Levant Mine - UK Mineral Specimen

Chalcocite - SM23-67 - Levant Mine - UK Mineral Specimen — via www.irocks.com · Source

Overview

Chalcocite (), copper(I) sulfide (Cu2S), is a copper ore mineral. It is opaque and dark gray to black, with a metallic luster. It has a hardness of 2.5–3 on the Mohs scale. It is a sulfide with a monoclinic crystal system. The term chalcocite from the Greek khalkos, meaning "copper". It is also known as redruthite, vitreous copper, or copper-glance.

Identification characteristics

  • Mohs hardness 2.75

Scientific references

  1. Chalcocite — Wikidata. https://www.wikidata.org/wiki/Q278106 Link
  2. Chalcocite — Wikipedia. https://en.wikipedia.org/wiki/Chalcocite Link