Ruizite
A variety of Minerals
What is Ruizite?
Ruizite is a sorosilicate mineral with formula Ca2Mn2Si4O11(OH)4·2H2O. It was discovered at the Christmas mine in Christmas, Arizona, and described in 1977. The mineral is named for discoverer Joe Ana Ruiz.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Ruizite 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.
Ruizite Localities Map
See where Ruizite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
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Quick Facts
Physical Properties
- Color
- orange, red-brown
- Hardness (Mohs)
- 5
- Density
- 2.997 g/cm³
- Streak
- apricot yellow
Chemical Properties
- Chemical Formula
- Ca2Mn3+2Si4O11(OH)22·2H2O formerly reported as Ca2Mn3+2[(OH)2|H2Si4O13].2H2O
- Elements
- Ca, H, Mn, O, Si
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Ruizite FAQs
How do I identify Ruizite?
Ruizite can be identified by its hardness of 5 on the Mohs scale, orange color. Look for these key characteristics when examining specimens.
What color is Ruizite?
Ruizite typically appears in orange, red-brown. Color can vary depending on impurities and formation conditions.
How hard is Ruizite?
Ruizite has a hardness of 5 on the Mohs scale. This gives it moderate hardness.
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