Franciscanite
A variety of Welinite Group
What is Franciscanite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Franciscanite before comparing listings or appraisals.
Size & Weight
Larger, intact specimens usually command higher prices.
Rarity & Demand
Scarce material or popular varieties sell at a premium.
Condition & Finish
Chips, repairs, and heavy wear lower value; clean prep helps.
Treatment & Provenance
Untreated specimens with documented locality are prized.
Franciscanite Localities Map
See where Franciscanite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
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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Franciscanite FAQs
How do I identify Franciscanite?
Franciscanite can be identified by its hardness of 4 on the Mohs scale, brown red color. Look for these key characteristics when examining specimens.
What color is Franciscanite?
Franciscanite typically appears in brown red, red. Color can vary depending on impurities and formation conditions.
How hard is Franciscanite?
Franciscanite has a hardness of 4 on the Mohs scale. This gives it moderate hardness.