hydroboracite
Sign in to saveHydroboracite 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 the Inder lake, Atyrau Province, Kazakhstan. Hydroboracite is a minor borate ore mineral.
Key facts
- Mineral.name
- Hydroboracite
- Mineral.image
- Hydroboracite-471230.jpg
- Mineral.imagesize
- 260px
- Mineral.category
- Inoborates
- Mineral.formula
- CaMgB6O8(OH)6·3H2O
- Mineral.IMAsymbol
- Hbo
- Mineral.strunz
- 6.CB.15
- Mineral.system
- Monoclinic
- Mineral.class
- Prismatic (2/m) (same H-M symbol)
- Mineral.symmetry
- P2/c
- Mineral.unit cell
- a = 11.76, b = 6.68 c = 8.23 [Å]; β = 102.59°; Z = 2
- Mineral.colour
- Colourless, white
- Mineral.mohs
- 2
- Mineral.luster
- Vitreous, silky
- Mineral.diaphaneity
- Transparent
- Mineral.opticalprop
- Biaxial (+)
- Mineral.refractive
- nα = 1.520 – 1.523 nβ = 1.534 – 1.535 nγ = 1.569 – 1.571
- Mineral.birefringence
- δ = 0.049
via Wikipedia infobox
Wikidata facts
- Image
- Hydroboracite-239916.jpg
Show 6 more facts
- Commons category
- Hydroboracite
- Nickel-Strunz 9th edition (updated 2009)
- 6.CB.15
- Nickel-Strunz '10th ed', review of (9th ed/ 2009 update)
- 6.CB.15
- IMA Mineral Symbol
- Hbo
- chemical formula
- CaMg[B₃O₄(OH)₃]₂·3H₂O
- Strunz 8th edition (series ID, updated)
- Vc/C.03
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1 sectionsContents
- References
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 the Inder lake, Atyrau Province, Kazakhstan. Hydroboracite is a minor borate ore mineral.
== References ==
Connections
Kazakhstan
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mineral
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digital object identifier
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chemical formula
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ore
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Mohs scale of mineral hardness
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solubility
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Atyrau Region
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refractive index
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crystal structure
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optical dispersion
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bibcode
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transparency
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birefringence
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crystal system
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Q22908627
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monoclinic crystal system
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borate
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lustre
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space group
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