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Pompon on orpiment dotted with transparent calcite, Barite and realgar there is a Small amount, very Pretty.

Orpiment
Formula: As2S3
System: Monoclinic
Colour: Orange-yellow to ...
Lustre: Pearly
Hardness: 1½ - 2

Calcite
Formula:CaCO3
System:Trigonal
Colour:White, Yellow, Red, ...
Lustre:Vitreous, Pearly
Hardness:3

From Quiruvilca Mine, Santiago De Chuco Province, La Libertad Department, Peru.

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