Orpiment - angew. Mineralogie

Orpiment
II - Sulfides

`Name`		`Orpiment`
`Chemistry`		`As₂S₃`
`Hardness`		`1,5 - 2`
`Lustre`		`metallic`
`Colour`		`lemon yellow`
`Streak`		`yellow`
`Density [g/cm³]`		`3.4 - 3.5`
`Crystal habit`		`monoclinic-prismatic`
`Cleavage, Fracture`		`[010] perfect`
`other characteristics and occurrences`		`deteriorates into a powder, especially under the influence of light,` `occurrence often together with realgar (AsS) in volcanic environment and in hydrothermal veins`

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