UM2002-16-S:CrFeHO
Valid as an unnamed mineral
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Formula:
~FeCr2S4 (?) or Fe-Cr-S-O
has some oxygen and/or water present, too
Compare daubréelite.
Co-described with UM2002-17-S:CrHO, UM2002-18-S:CrHO, UM2002-22-S:CuFeNa, and UM2002-25-S:FeGaMnZn.
As inclusions in "kamacite"; grain aggregates are <50 × 120 μm in area, and individual grains are below 20 μm in diameter.
EPMA data [wt.%]:
Ca 0.04
Cr 33.1
Fe 20.7
Ti 0.09
Zn 0.10
Na0.06
S 41.5
total 95.6
(remainder: O, either as OH and/or H2O)
Fe:Cr:S ~ 1:2:4
Co-described with UM2002-17-S:CrHO, UM2002-18-S:CrHO, UM2002-22-S:CuFeNa, and UM2002-25-S:FeGaMnZn.
As inclusions in "kamacite"; grain aggregates are <50 × 120 μm in area, and individual grains are below 20 μm in diameter.
EPMA data [wt.%]:
Ca 0.04
Cr 33.1
Fe 20.7
Ti 0.09
Zn 0.10
Na0.06
S 41.5
total 95.6
(remainder: O, either as OH and/or H2O)
Fe:Cr:S ~ 1:2:4
Unique Identifiers
Mindat ID:
54321
Long-form identifier:
mindat:1:1:54321:9
GUID
(UUID V4):
(UUID V4):
e6fe516c-b0d5-4cd3-a1b3-f15776aaa9c2
Classification of UM2002-16-S:CrFeHO
IMA status notes:
Unnamed (probably valid)
Optical Data of UM2002-16-S:CrFeHO
Anisotropism:
strong
Colour in reflected light:
greenish tint, otherwise similar to daubréelite
Chemical Properties of UM2002-16-S:CrFeHO
Formula:
~FeCr2S4 (?) or Fe-Cr-S-O
has some oxygen and/or water present, too
has some oxygen and/or water present, too
Elements listed:
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
References for UM2002-16-S:CrFeHO
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Lin, Y., El Goresy, A. (2002): A comparative study of opaque phases in Quingzhen (EH3) and MacAlpine Hills 88136 (EL3): Representatives of EH and EL parent bodies. Meteor. Planet. Sci.: 37: 577–599; in: Jambor, J.L., Roberts, A.C. (2003): New mineral names. Am. Mineral.: 88: 254
Smith, D.G.W., Nickel, E.H. (2007): A System of Codification for Unnamed Minerals: Report of the SubCommittee for Unnamed Minerals of the IMA Commission on New Minerals, Nomenclature and Classification. Can. Mineral.: 45: 983-1055 (2012 Update); http://nrmima.nrm.se (2016)
Internet Links for UM2002-16-S:CrFeHO
mindat.org URL:
https://www.mindat.org/min-54321.html
Please feel free to link to this page.
Please feel free to link to this page.
Mineral Dealers:
Localities for UM2002-16-S:CrFeHO
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
ⓘ - Click for references and further information on this occurrence.
? - Indicates mineral may be doubtful at this locality.
- Good crystals or important locality for species.
- World class for species or very significant.
(TL) - Type Locality for a valid mineral species.
(FRL) - First Recorded Locality for everything else (eg varieties).
Struck out - Mineral was erroneously reported from this locality.
Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).
All localities listed without proper references should be considered as questionable.
All localities listed without proper references should be considered as questionable.
China | |
| Lin, Y., El Goresy, A. (2002): A comparative study of opaque phases in Quingzhen (EH3) and MacAlpine Hills 88136 (EL3): Representatives of EH and EL parent bodies. Meteor. Planet. Sci.: 37: 577–599 |