Rastsvetaevite
A variety of Minerals
What is Rastsvetaevite?
Rastsveatevite is a rare mineral of the eudialyte group with the formula Na27K8Ca12Fe3Zr6Si4[Si3O9]4[Si9O27]4(O,OH,H2O)6Cl2. Its structure is modular. It is only the third member of the group after andrianovite and davinciite with essential (site-dominating) potassium. Potassium and sodium enter both N4 and M2 sites. The mineral is named after Russian crystallographer Ramiza K. Rastsvetaeva.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Rastsvetaevite 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.
Rastsvetaevite Localities Map
See where Rastsvetaevite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Key Characteristics
Formation of Rastsvetaevite
Rastsvetaevite was originally found in hyperagpaitic (ultra-alkaline) pegmatite at Mt. Rasvumchorr, Khibiny massif, Kola Peninsula, Russia. Associated minerals are aegirine, nacaphite, nepheline, natrite, schcherbakovite, sodalite, villiaumite, and rasvumite.
Quick Facts
Physical Properties
- Color
- Reddish-pink
- Hardness (Mohs)
- 5 - 6
- Density
- 2.84 g/cm³
- Streak
- white
Chemical Properties
- Chemical Formula
- Na27K8Ca12Fe3Zr6Si52O144(O,OH,H2O)6Cl2 The originally reported formula: Na27K8Ca12Fe3Zr6Si4[Si3O9]4[Si9O27]4(O,OH,H2O)6Cl2
- Elements
- Ca, Cl, Fe, H, K, Na, O, Si, Zr
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Rastsvetaevite FAQs
How do I identify Rastsvetaevite?
Rastsvetaevite can be identified by its hardness of 5 - 6 on the Mohs scale, Reddish-pink color. Look for these key characteristics when examining specimens.
What color is Rastsvetaevite?
Rastsvetaevite typically appears in Reddish-pink. Color can vary depending on impurities and formation conditions.
How hard is Rastsvetaevite?
Rastsvetaevite has a hardness of 5 - 6 on the Mohs scale. This gives it moderate hardness.
What is the formation of rastsvetaevite of Rastsvetaevite?
Rastsvetaevite was originally found in hyperagpaitic (ultra-alkaline) pegmatite at Mt. Rasvumchorr, Khibiny massif, Kola Peninsula, Russia. Associated minerals are aegirine, nacaphite, nepheline, natrite, schcherbakovite, sodalite, villiaumite, and rasvumite.
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