











Mineralpedia Details for Tyuyamunite
Tyuyamunite
- Formula
- Ca(UO2)2(VO4)2ยท5-8H2O
- Crystal System
- Orthorhombic
- Crystal Habit
- Earthy, Scaly, Platy
- Cleavage
- Perfect, Distinct, Distinct
- Luster
- Adamantine - Pearly
- Color
- greenish yellow, yellow
- Streak
- light yellow
- Class
- Orthorhombic - Dipyramidal
- Fracture
- Uneven
- Hardness
- 1.5-2
- WebMineral
- View Tyuyamunite
- Mindat
- View Tyuyamunite
Tyuyamunite from Easton B mine, San Miguel Co., Colorado, United States
- Special Info
- Radioactive!!
Bright yellow groups of Tyuyamunite over 1mm.
Click thumbnail images for larger view.
Tyuyamunite from Big Buck mine, San Juan Co., Utah, United States
- Special Info
- Radioactive!!
Very rich specimen of bright yellow, earthy, Tyuyamunite. There are no visible single crystals.
Click thumbnail images for larger view.