Bobtraillite
A variety of Minerals
What is Bobtraillite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Bobtraillite 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.
Quick Facts
Physical Properties
- Color
- grey to brown
- Hardness (Mohs)
- 5.5
- Rock tumbling
- With care
- Density
- 3.16 g/cm³
- Streak
- white
Chemical Properties
- Chemical Formula
- (Na,Ca)13Sr11(Zr,Y,Nb)14(Si3O9)10(H2BSi2O9)6 · 12H2O
- Elements
- B, Ca, H, Na, Nb, O, Si, Sr, Y, Zr
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Bobtraillite FAQs
How do I identify Bobtraillite?
Bobtraillite can be identified by its hardness of 5.5 on the Mohs scale, grey to brown color. Look for these key characteristics when examining specimens.
What color is Bobtraillite?
Bobtraillite typically appears in grey to brown. Color can vary depending on impurities and formation conditions.
How hard is Bobtraillite?
Bobtraillite has a hardness of 5.5 on the Mohs scale. This gives it moderate hardness.
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