Rynersonite
A variety of Minerals
What is Rynersonite?
Rynersonite (Ca(Ta,Nb)2O6) is an oxide mineral. It crystallizes in the orthorhombic crystal system. It is dull, translucent mineral, fibrous in nature. Usually off-white to pale pink in color. It occurs in granitic pegmatites and was first described for an occurrence in San Diego County, California in 1978. Besides the San Diego, California area, Rynersonite is also found in Colorado and Kampala, Uganda.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Rynersonite 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.
Rynersonite Localities Map
See where Rynersonite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- beige-white, pink, red, red-brown
- Hardness (Mohs)
- 4.5
- Density
- 6.394 g/cm³
- Streak
- white
Chemical Properties
- Chemical Formula
- CaTa2O6
- Elements
- Ca, O, Ta
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Rynersonite FAQs
How do I identify Rynersonite?
Rynersonite can be identified by its hardness of 4.5 on the Mohs scale, beige-white color. Look for these key characteristics when examining specimens.
What color is Rynersonite?
Rynersonite typically appears in beige-white, pink, red, red-brown. Color can vary depending on impurities and formation conditions.
How hard is Rynersonite?
Rynersonite has a hardness of 4.5 on the Mohs scale. This gives it moderate hardness.
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