Hannayite
A variety of Minerals
What is Hannayite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Hannayite 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.
Hannayite Localities Map
See where Hannayite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Light yellow; colourless in transmitted light.
- Hardness (Mohs)
- 2 - 3
- Density
- 2.03 g/cm³
Chemical Properties
- Chemical Formula
- (NH4)2Mg3H4(PO4)4 · 8H2O
- Elements
- H, Mg, N, O, P
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Hannayite FAQs
How do I identify Hannayite?
Hannayite can be identified by its hardness of 2 - 3 on the Mohs scale, Light yellow; colourless in transmitted light. color. Look for these key characteristics when examining specimens.
What color is Hannayite?
Hannayite typically appears in Light yellow; colourless in transmitted light.. Color can vary depending on impurities and formation conditions.
How hard is Hannayite?
Hannayite has a hardness of 2 - 3 on the Mohs scale. This makes it a soft mineral that can be scratched easily.
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