Pintadoite

pintadoite

gypsum

quartz

vanadium

Images

Formula: Ca2V5+2O7.9H2O
Vanadate
Streak: Yellow-green
Colour: Light to dark green
Solubility: Slowly soluble in water
Environments

Hydrothermal environments

Pintadoite is a secondary mineral occurring as efflorescences on sandstone in protected outcrops, associated with gypsum and quartz (Mindat, HOM).

Localities

At the type locality, Frisco No. 2 claim, Pintado Canyon, San Juan county, Utah, USA, pintadoite occurs in sandstone associated with gypsum and quartz (Mindat).

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