Proustite

Hardness ( Moh )

" 2 - 2.5

Crystal System

Trigonal

Specific Gravity

5.57 - 5.64

Refractive Index

2.792 - 3.088

Birefringence

Family

Colour(s)

Scarlet-vermilion

Cleavage

Francture Type

Conchoidal to uneven

Luster

Streak

Vermilion

Transparency

Translucent

Formula

Ag3AsS3

Country

Found In Algeria,Argentina,Australia,Austria,Bolivia,Bulgaria,Canada,Chile,China,Czech Republic,Ecuador,Fiji,France,Germany,Greece,Hungary,India,Indonesia,Ireland,Italy,Japan,Kazakhstan,Kosovo,Mexico,Morocco,New Zealand,North Macedonia,Norway,Papua New Guinea,Peru,Philippines,Poland,Portugal,Romania,Russia,Saudi Arabia,Slovakia,South Africa,Spain,Sweden,Switzerland,Tajikistan,UK,USA,Zimbabwe