flameovereffectminerals: Mottramite PbCu(VO4)(OH) ?-…

flameovereffectminerals:

Mottramite

PbCu(VO₄)(OH) ?- ?08.BH.40?(Strunz)
(from?Mina la Ojuele, Mapimi, Durango, Mexico)

Here we have a specimen of the hydrated lead and copper vanadium oxide mineral mottramite from Mexico. This is a relatively new find from the Mina la Ojuele mine. The mottramite forms as sharply formed mammilary masses that have a yellow to dark greenish-brown color. The mottramite has a ?matt-like? to silky luster. The mottramite specimens from this locality represent really excellent specimens from this species.?Has a visible Pleochroism.

Geology Nerd