Coombsite
A variety of Minerals
What is Coombsite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Coombsite 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.
Coombsite Localities Map
See where Coombsite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Pale brownish yellow
Chemical Properties
- Chemical Formula
- K(Mn,Fe,Mg)13(Si,Al)18O42(OH)14
- Elements
- H, K, Mn, O, Si
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Coombsite FAQs
How do I identify Coombsite?
Coombsite can be identified by its Pale brownish yellow color. Look for these key characteristics when examining specimens.
What color is Coombsite?
Coombsite typically appears in Pale brownish yellow. Color can vary depending on impurities and formation conditions.
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