Merrillite
A variety of Minerals
What is Merrillite?
Merrillite is a calcium phosphate mineral with the chemical formula Ca9NaMg(PO4)7. It is an anhydrous, sodic member of the whitlockite group.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Merrillite 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.
Merrillite Localities Map
See where Merrillite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Key Characteristics
Formation of Merrillite
Merrillite is a very important constituent of extraterrestrial rocks. It occurs in pallasites, lunar rocks, martian meteorites, and many other meteorite groups.
Quick Facts
Physical Properties
- Color
- colorless, white
- Density
- 2.88 g/cm³
Chemical Properties
- Chemical Formula
- Ca9NaMg(PO4)7
- Elements
- Ca, Mg, Na, O, P
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Merrillite FAQs
How do I identify Merrillite?
Merrillite can be identified by its colorless color. Look for these key characteristics when examining specimens.
What color is Merrillite?
Merrillite typically appears in colorless, white. Color can vary depending on impurities and formation conditions.
What is the formation of merrillite of Merrillite?
Merrillite is a very important constituent of extraterrestrial rocks. It occurs in pallasites, lunar rocks, martian meteorites, and many other meteorite groups.
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