Hewettite
A variety of Minerals
What is Hewettite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Hewettite 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.
Hewettite Localities Map
See where Hewettite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Deep red; chocolate brown (upon exposure); red to orange in transmitted light
- Density
- 2.67 g/cm³
Chemical Properties
- Chemical Formula
- CaV6O16 · 9H2O
- Elements
- Ca, H, O, V
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Hewettite FAQs
How do I identify Hewettite?
Hewettite can be identified by its Deep red; chocolate brown (upon exposure); red to orange in transmitted light color. Look for these key characteristics when examining specimens.
What color is Hewettite?
Hewettite typically appears in Deep red; chocolate brown (upon exposure); red to orange in transmitted light. Color can vary depending on impurities and formation conditions.
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