acerilla Mineral Data, minerology database

Mineral Reference Lookup for acerilla

This reference page contains mineralogic data for acerilla and folklore and metaphysical beliefs. If the mineral is an alternate naming of a more common name, the more common mineral's data is displayed below the list of synonyms.

Minerals matching acerilla in the database: Acerilla

Mineralogical Reference

acerilla

Mineral	Acerilla
Synonym	Galena

Galena (synonym)

Mineral	GALENA
Chemistry	PbS
Class	Sulfides
Uses	Major ore of lead and silver
Color	Lead-grey
Luster	Metallic
Transparency	crystals are opaque.
CrystalSystem	Isometric
CrystalHabits	include the cube, octahedron and combinations of the two. Spinel twinning is possible forming flattened crystals.Also massive and granular.
Cleavage	Perfect
Fracture	perfect in four direction forming cubes.
Hardness	2½
Streak	Lead-grey
Characteristics	brighter metallic luster on cleavage surfaces than on crystal faces.
Indicators	crystal habit, cleavage and, perhaps most importantly, density.
DensityNote	heavy even for metallic minerals
IMAStatus	Approved
OpticalType	Isotropic
Strunz	2/C.15-40 2 : Sulphides C : Sulphides with metal: sulphurselenium and tellurium = 1:1 15 : Galenite group