Franciscanite
A variety of Welinite Group
What is Franciscanite?
Franciscanite Market Value Calculator
Estimate the market value of Franciscanite using size, quality, and finish. This preview calculator is for quick context and is not a formal appraisal.
Franciscanite Localities Map
See where Franciscanite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Map preview
North ZoneCentral RidgeSouth Basin
Quick Facts
Physical Properties
- Color
- brown red, red
- Hardness (Mohs)
- 4
- Streak
- brownish red
Chemical Properties
- Chemical Formula
- Mn2+6(V5+,☐)2(SiO4)2(O,OH)6
- Elements
- H, Mn, O, Si, V
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