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Mineralati

Minerals

Chromo-Alumino-Povondraite

chromo-alumino-povondraite

NaCr3(Al4Mg2)(Si6O18)(BO3)3(OH)3O

Chromo-alumino-povondraite Mineral Specimen For Sale

Chromo-alumino-povondraite Mineral Specimen For Sale — via www.dakotamatrix.com · Source

Overview

Chromo-Alumino-Povondraite is a mineral species (tourmaline mineral). It crystallises in the trigonal system. Mohs hardness about 7.5. Nickel–Strunz class: 9.CK.05.

Identification characteristics

  • Mohs hardness 7.5

Scientific references

  1. Chromo-Alumino-Povondraite — Wikidata. https://www.wikidata.org/wiki/Q19833329 Link