osumilite
Sign in to saveOsumilite is a very rare potassium-sodium-iron-magnesium-aluminium silicate mineral. Osumilite is part of the milarite group (also known as the milarite-osumilite group) of cyclosilicates.
Key facts
- Mineral.name
- Osumilite
- Mineral.category
- Cyclosilicate
- Mineral.image
- Osumilite tablets with Mullite - Ochtendung, Eifel, Germany.jpg
- Mineral.imagesize
- 260px
- Mineral.caption
- Osumilite tablets with mullite from Ochtendung, Eifel, Germany.
- Mineral.IMAsymbol
- Osm
- Mineral.dana
- 63.02.01a.06
- Mineral.strunz
- 9.CM.05
- Mineral.system
- Hexagonal
- Mineral.class
- Dihexagonal dipyramidal (6mmm) H-M symbol: (6/m 2/m 2/m)
- Mineral.symmetry
- P6/mcc
- Mineral.unit cell
- a = 10.15, c = 14.25 [Å]; Z = 2
- Mineral.color
- Black, dark blue, dark brown, pink, gray
- Mineral.habit
- Crystals tabular to prismatic also anhedral and massive
- Mineral.twinning
- Rarely
- Mineral.cleavage
- None
- Mineral.fracture
- Subconchoidal
- Mineral.mohs
- 5 - 6
via Wikipedia infobox
Wikidata facts
- Named after
- Ōsumi Peninsula
- Image
- Osumilite-481253.jpg
Show 8 more facts
- Strunz 8th edition (series ID, updated)
- VIII/C.10
- Nickel-Strunz '10th ed', review of (9th ed/ 2009 update)
- 9.CM.05
- Commons category
- Osumilite
- Nickel-Strunz 9th edition (updated 2009)
- 9.CM.05
- streak color
- blue-gray
- crystal system
- hexagonal crystal system
- IMA Mineral Symbol
- Osm
- chemical formula
- (K,Na)(Fe²⁺,Mg)₂(Al,Fe³⁺)₃(Si,Al)₁₂O₃₀
Sources (1)
via Wikidata · CC0
~2 min read
Encyclopedic overview
4 sectionsContents
- Characteristics
- Occurrence
- See also
- References
Osumilite is a very rare potassium-sodium-iron-magnesium-aluminium silicate mineral. Osumilite is part of the milarite group (also known as the milarite-osumilite group) of cyclosilicates.
==Characteristics==
Excerpted from Wikipedia’s “osumilite” article, available under the CC BY-SA 4.0 licence.
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