Iodargyrite
A variety of Minerals

What is Iodargyrite?
Iodyrite or iodargyrite is a natural mineral form of silver iodide. Hardness is 1.5 to 2. Related are chlorargyrite and bromargyrite.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Iodargyrite 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
- Color
- Colourless (fresh); pale yellow, yellow, greenish yellow, brownish, grayish
- Hardness (Mohs)
- 1.5 - 2
- Rock tumbling
- Not recommended
- Density
- 5.7 g/cm³
- Streak
- Yellow (shining)
Chemical Properties
- Chemical Formula
- AgI
- Elements
- Ag, I
Also Known As

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Iodargyrite FAQs
How do I identify Iodargyrite?
Iodargyrite can be identified by its hardness of 1.5 - 2 on the Mohs scale, Colourless (fresh); pale yellow color. Look for these key characteristics when examining specimens.
What color is Iodargyrite?
Iodargyrite typically appears in Colourless (fresh); pale yellow, yellow, greenish yellow, brownish, grayish. Color can vary depending on impurities and formation conditions.
How hard is Iodargyrite?
Iodargyrite has a hardness of 1.5 - 2 on the Mohs scale. This makes it a soft mineral that can be scratched easily.


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