Collection and photo: Stephan Wolfsried

Vanadinite | ‪#‎Geology
It is one of the main industrial ores of the metal vanadium and a minor source of lead. A dense, brittle mineral, it is usually found in the form of red hexagonal crystals.

Formula: Pb5(VO4)3Cl
System: Hexagonal
Colour: Orange-red, red-brown, ...
Lustre: Sub-Adamantine, Resinous
Hardness: 2½ - 3

From: Hamburg Mine (Hamburg claim; Hamburg prospect; Blake), Silver District, Trigo Mts, La Paz Co., Arizona, USA