calderite
Sign in to saveAlso known as Cdr
Calderite is a mineral in the garnet group with the chemical formula (Mn2+, Ca)3(Fe3+, Al)2(SiO4)3.
Key facts
- Mineral.name
- Calderite
- Mineral.category
- Silicate mineral
- Mineral.image
- Calderite garnet.jpg
- Mineral.imagesize
- 260px
- Mineral.alt
- Dark red hexoctahedral crystals on light colored rock
- Mineral.caption
- Calderite crystals on matrix from Sunndal Municipality Norway
- Mineral.formula
- (Mn2+Ca)3(Fe3+Al)2(SiO4)3
- Mineral.IMAsymbol
- Cdr
- Mineral.strunz
- 9.AD.25 (10 ed) 8/A.08–40 (8 ed)
- Mineral.dana
- 51.4.3a.6
- Mineral.system
- Cubic
- Mineral.class
- Hexoctahedral (mm) H-M symbol: (4/m 2/m)
- Mineral.symmetry
- Iad
- Mineral.unit cell
- a = 11.819 Å; Z = 8
- Mineral.color
- brownish red to brownish yellow
- Mineral.cleavage
- None
- Mineral.mohs
- 6.5–7.5
- Mineral.luster
- Vitreous
via Wikipedia infobox
Wikidata facts
- Image
- Calderite garnet.jpg
Show 7 more facts
- Commons category
- Calderite
- Nickel-Strunz 9th edition (updated 2009)
- 9.AD.25
- Nickel-Strunz '10th ed', review of (9th ed/ 2009 update)
- 9.AD.25
- time of discovery or invention
- 1952-00-00
- IMA Mineral Symbol
- Cdr
- chemical formula
- (Mn²⁺,Ca)₃(Fe³⁺,Al)₂(SiO₄)₃
- Strunz 8th edition (series ID, updated)
- VIII/A.06b
Sources (1)
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Article
2 sectionsContents
- References
- Further reading
Calderite is a mineral in the garnet group with the chemical formula (Mn2+, Ca)3(Fe3+, Al)2(SiO4)3.
It is dark reddish brown to dark yellowish in color and generally granular massive in form.
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