Frankhawthorneite
A variety of Minerals
What is Frankhawthorneite?
Frankhawthorneite Cu2TeO4(OH)2 is a monoclinic copper tellurate mineral (space group P21/n) named after Prof. Frank Christopher Hawthorne (born 1946), University of Manitoba, Winnipeg, Canada. It was discovered at Centennial Eureka Mine, Tintic District, East Tintic Mountains, Juab County, Utah, in 1995. It has a leaf green color.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Frankhawthorneite 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.
Quick Facts
Physical Properties
- Hardness (Mohs)
- 3 - 3.5
- Rock tumbling
- Not recommended
Chemical Properties
- Chemical Formula
- Cu2Te6+O4(OH)2
- Elements
- Cu, H, O, Te
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Frankhawthorneite FAQs
How do I identify Frankhawthorneite?
Frankhawthorneite can be identified by its hardness of 3 - 3.5 on the Mohs scale. Look for these key characteristics when examining specimens.
How hard is Frankhawthorneite?
Frankhawthorneite has a hardness of 3 - 3.5 on the Mohs scale. This makes it a soft mineral that can be scratched easily.
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