Mineral description : Löllingite

Löllingite crystals as long leafs from Varuträsk.

Mineral class	Sulphides : Arsenopyrite - Löllingite group.
Chemical formula	FeAs2
Crystal system	Orthorombic.
Habitus	As orthorhombic crystals or thin blades. Also as compact masses.
Cleavage
Hardness	5.5-6
Density	7.1-7.5
Color	Silvery white.
Streak	Black to gray.
Luster	Metallic.
Description
Occurance
Associates
Notes	Hard to separate from arsenopyrite.
Locations	A rare mineral in Sweden. Varuträsk, Västerbotten. As thin silvery blades. Adak, Lappland. Västra Silvberg, Dalarna.

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