Name:

legrandite

A photo of the mineral legrandite

Class:

Phosphates/Arsenates/Vanadates

Chemistry:

Zn2 (AsO4) (OH) H2O

Color(s):

yellow, yellow-orange streak: white

Hardness:

4.0 - 5.0

SpecGrav:

4.0

Fracture:

conchoidal

Cleavage:

imperfect

Crystal:

Monoclinic - usually prismatic, usually well formewd and often large

Envronment:

secondary mineral in zinc ore bodies

Association:

sphalerite, pyrite, siderite, adamite, arsenopyrite

Locals:

| Germany | Greece | Mexico | Namibia |

Misc:

Named after a mining engineer, Legrande (Belgian).

Photos
& Locals:

1.) Mapimi, Durango, Mexico
2.) Mapimi, Durango, Mexico

3.) Mapimi, Durango, Mexico
4.) Mapimi, Durango, Mexico

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