Mineral description : Hedyphane

Hedyphane from Långban.

Mineral class	Phosphates : Pyromorphite - Adamite group.
Chemical formula	(Ca,Pb)5Cl(AsO4)3
Crystal system	Hexagonal.
Habitus	As aggregates.
Cleavage
Hardness	4.5
Density	5.8
Color	Grayish white to yellowish, sometimes also red violet, green and grayish green.
Streak
Luster	Greasy.
Description
Occurance
Associates	Schefferite, Richterite, Tilasite, Hematite.
Notes	Type locality : Långban. Often turns into svabite.
Locations	The most commonly arsenate in theese mines. Långban, Värmland. Sjögruvan, Grythyttan. Harstigen, Persberg, Värmland. Jakobsberg, Nordmark, Värmland.

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