Lalondeite
A variety of Minerals
What is Lalondeite?
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Lalondeite 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.
Lalondeite Localities Map
See where Lalondeite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Hardness (Mohs)
- 3
- Density
- 2.51 g/cm³
- Streak
- White
Chemical Properties
- Chemical Formula
- (Na,Ca)6(Ca,Na)3Si16O38(F,OH)2·3H2O
- Elements
- Ca, F, H, Na, O, Si

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Lalondeite FAQs
How do I identify Lalondeite?
Lalondeite can be identified by its hardness of 3 on the Mohs scale. Look for these key characteristics when examining specimens.
How hard is Lalondeite?
Lalondeite has a hardness of 3 on the Mohs scale. This makes it a soft mineral that can be scratched easily.


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