admontite
Sign in to saveAlso known as Amt
Admontite is a hydrated magnesium borate mineral with formula MgB6O10·7H2O.
Key facts
- Mineral.name
- Admontite
- Mineral.category
- Nesoborates
- Mineral.image
- Admontite.jpg
- Mineral.formula
- MgB6O10·7H2O or MgB6O7(OH)6·4H2O
- Mineral.IMAsymbol
- Amt
- Mineral.strunz
- 6.FA.15
- Mineral.dana
- 26.6.3.1
- Mineral.system
- Monoclinic
- Mineral.class
- Prismatic (2/m) (same H-M symbol)
- Mineral.symmetry
- P21/c
- Mineral.color
- colorless
- Mineral.cleavage
- Absent
- Mineral.fracture
- Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz)
- Mineral.mohs
- 2 - 3 - Gypsum-Calcite
- Mineral.refractive
- nα = 1.442 nγ = 1.504
- Mineral.opticalprop
- Biaxial (−)
- Mineral.birefringence
- δ = 0.062
- Mineral.dispersion
- None
via Wikipedia infobox
Wikidata facts
- Named after
- Admont
- Image
- Admontite.jpg
Show 7 more facts
- Nickel-Strunz '10th ed', review of (9th ed/ 2009 update)
- 6.FA.15
- chemical formula
- MgB₆O₁₀·7H₂O
- Nickel-Strunz 9th edition (updated 2009)
- 6.FA.15
- streak color
- white
- crystal system
- monoclinic crystal system
- Commons category
- Admontite
- IMA Mineral Symbol
- Amt
Sources (2)
via Wikidata · CC0
~1 min read
Encyclopedic overview
2 sectionsContents
- See also
- References
Admontite is a hydrated magnesium borate mineral with formula MgB6O10·7H2O.
Occurrence - In a gypsum deposit. Associations: gypsum, anhydrite, hexahydrite, löweite, eugsterite, pyrite, quartz.
Excerpted from Wikipedia’s “admontite” article, available under the CC BY-SA 4.0 licence.