Postite
A variety of Minerals
What is Postite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Postite 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.
Postite Localities Map
See where Postite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- golden yellow
- Hardness (Mohs)
- 2
- Density
- 2.226 g/cm³
- Streak
- yellow
Chemical Properties
- Chemical Formula
- Mg(H2O)6Al2(OH)2(H2O)8(V10O28)·13H2O
- Elements
- Al, H, Mg, O, V
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Postite FAQs
How do I identify Postite?
Postite can be identified by its hardness of 2 on the Mohs scale, golden yellow color. Look for these key characteristics when examining specimens.
What color is Postite?
Postite typically appears in golden yellow. Color can vary depending on impurities and formation conditions.
How hard is Postite?
Postite has a hardness of 2 on the Mohs scale. This makes it a soft mineral that can be scratched easily.
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