Martinandresite
A variety of Minerals
What is Martinandresite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Martinandresite 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.
Martinandresite Localities Map
See where Martinandresite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- tan, white
- Hardness (Mohs)
- 4.5
- Density
- 2.495 g/cm³
Chemical Properties
- Chemical Formula
- Ba2(Al4Si12O32)·10H2O
- Elements
- Al, Ba, H, O, Si
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Martinandresite FAQs
How do I identify Martinandresite?
Martinandresite can be identified by its hardness of 4.5 on the Mohs scale, tan color. Look for these key characteristics when examining specimens.
What color is Martinandresite?
Martinandresite typically appears in tan, white. Color can vary depending on impurities and formation conditions.
How hard is Martinandresite?
Martinandresite has a hardness of 4.5 on the Mohs scale. This gives it moderate hardness.
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