Hydroboracite
A variety of Minerals
What is Hydroboracite?
Hydroboracite is a hydrated borate mineral (hence the name) of calcium and magnesium, whose chemical composition is CaMgB6O8(OH)6·3H2O. It was discovered in 1834 in Atyrau Province, Kazakhstan. Hydroboracite is a minor borate ore mineral.
Market Value Factors
Pricing varies for every rock and mineral, so use these universal factors to gauge Hydroboracite 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.
Hydroboracite Localities Map
See where Hydroboracite is found with a localities map, collecting zones, and geology context. Generate a sample map preview below.
Quick Facts
Physical Properties
- Color
- Colourless, white
- Hardness (Mohs)
- 2
Chemical Properties
- Chemical Formula
- CaMg[B3O4(OH)3]2 · 3H2O
- Elements
- B, Ca, H, Mg, O
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Hydroboracite FAQs
How do I identify Hydroboracite?
Hydroboracite can be identified by its hardness of 2 on the Mohs scale, Colourless color. Look for these key characteristics when examining specimens.
What color is Hydroboracite?
Hydroboracite typically appears in Colourless, white. Color can vary depending on impurities and formation conditions.
How hard is Hydroboracite?
Hydroboracite has a hardness of 2 on the Mohs scale. This makes it a soft mineral that can be scratched easily.
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