Anhydrite from Ouray County, Colorado, USA - image 1
Anhydrite from Ouray County, Colorado, USA - image 2

Anhydrite from Ouray County, Colorado, USA

Help improve this record

No owner is registered for this specimen yet. If it's yours or you know more about it, you can add the owner, provenance, publications and other details.

Sign in to contribute
Sparkling crystallized quartz replacing previous large platy crystals of what were once anhydrite. In very good example from this well noted find, when first collected the assumption was that the previous mineral was barite.

Product details

SpeciesAnhydriteQuartz
SizeCabinet
Dimensions14.5 x 11.5 x 2.0 cm
Added on09/21/2025
LocalityUSA, Colorado, Ouray County
Current owner
Unknown Owner
Acquired
May 2026
Price paid
$350.00
Previous owners
DateCollectorAcquisition price
—Weinrich MineralsNot disclosed

Learn more

Anhydrite
Mineral guide
Learn about Anhydrite
water-free CaSO4 crystals with orthorhombic cleavage, blue to lilac hues; prized for sharp forms, angelite color, and rare, unaltered specimens.
Anhydrite
Regional guide
Anhydrite from Ouray County
Sign in to contribute
Locality guide
Ouray County
Ouray County, USA is a constellation of classic districts with distinctive quartz, sulfides, and rhodochrosite, renowned for mining lore and collecting appeal.