Foordite
A variety of Foordite Group
What is Foordite?
Foordite Market Value Calculator
Estimate the market value of Foordite using size, quality, and finish. This preview calculator is for quick context and is not a formal appraisal.
Foordite Localities Map
See where Foordite 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
- Dark brown, Yellowish brown, olive brown.
- Hardness (Mohs)
- 6
- Density
- 6.66 g/cm³
- Streak
- Yellowish white
Chemical Properties
- Chemical Formula
- Sn2+(Nb,Ta)2O6
- Elements
- Nb, O, Sn, Ta
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