Chemical Formula

Pb5(VO4)3Cl

Hardness (Mohs)

3 - 4

Crystal System

Hexagonal

Streak

White, yellowish white

Luster

Resinous, sub-adamantine, greasy

Diaphaneity

Translucent, Opaque

Color

Red, orange-red, brown, yellowish-brown.

Crystal Habit / Mode of Occurrence

Prismatic to acicular crystals, often barrel-shaped; also encrustations, massive.