Poldervaartite
A variety of Minerals
What is Poldervaartite?
Optical Properties
- Refractive Index
- 1.634-1.656
- Pleochroism
- Weak: colorless, light gray, bluish gray
- Optical Character
- Biaxial positive
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Poldervaartite 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.
Poldervaartite Localities Map
See where Poldervaartite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- colourless, milky white, pink-white
- Hardness (Mohs)
- 5
- Density
- 2.9 g/cm³
- Streak
- white
Chemical Properties
- Chemical Formula
- CaCaSiO3(OH)
- Elements
- Ca, H, Mn, O, Si
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Poldervaartite FAQs
How do I identify Poldervaartite?
Poldervaartite can be identified by its hardness of 5 on the Mohs scale, colourless color. Look for these key characteristics when examining specimens.
What color is Poldervaartite?
Poldervaartite typically appears in colourless, milky white, pink-white. Color can vary depending on impurities and formation conditions.
How hard is Poldervaartite?
Poldervaartite has a hardness of 5 on the Mohs scale. This gives it moderate hardness.
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