Mimetite
Locality:Potosi Mine,West Camp,Santa Eulalia Mining District,Chihuahua,Mexico
(https://www.mindat.org/loc-2312.html)
Formula:Pb5(AsO4)3Cl
Colour:Pale-yellow, yellowish-brown, orangish-yellow, orangish-red, red, green, white, colorless; colourless or faintly tinted in transmitted light.
Lustre:Sub-Adamantine, Resinous
Hardness:3½ - 4
Specific Gravity:7.24
Crystal System:Hexagonal
