Rosiaite

minerals

valentinite

tripuhyite

bindheimite

Formula: PbSb2O6 Oxide
Specific gravity: 6.96 calculated
Hardness: 5½
Streak: White
Colour: Colourless, pale yellow
Environments

Evaporites

Rosiaite is a very rare mineral.

Localities

The type locality is the Tafone Mine, Manciano, Grosseto Province, Tuscany, Italy.

At Le Cetine di Cotorniano Mine, Chiusdino, Siena Province, Tuscany, Italy, rosiaite occurs in an antimony deposit in highly silicified evaporites, associated with valentinite, tripuhyite and bindheimite (HOM, AM 82.208-209).

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