UM2004-21-O:CaFeGdZr
Valid as an unnamed mineral
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Formula:
Ca2Gd4Fe5ZrO15
One of few Gd-dominant species from the Moon. Unique combination of elements.
Co-described with UM2004-18-O:AlCaGdThTiZr, UM2004-19-O:AlCeGdZr, UM2004-20-O:AlGdLaThTiZr, UM2004-27-O:GdTi, UM2004-28-O:GdTiZr, and UM2004-50-SiO:AlFeGd.
Analyses of these minerals come from six particles of lunar regolith; each particle is 500 nm to 5 μm in size.
Co-described with UM2004-18-O:AlCaGdThTiZr, UM2004-19-O:AlCeGdZr, UM2004-20-O:AlGdLaThTiZr, UM2004-27-O:GdTi, UM2004-28-O:GdTiZr, and UM2004-50-SiO:AlFeGd.
Analyses of these minerals come from six particles of lunar regolith; each particle is 500 nm to 5 μm in size.
Unique Identifiers
Mindat ID:
39074
Long-form identifier:
mindat:1:1:39074:1
GUID
(UUID V4):
(UUID V4):
085192a7-63df-412a-8a5a-52c6e9dc93c9
Classification of UM2004-21-O:CaFeGdZr
IMA status notes:
Unnamed (probably valid)
Approval history:
Unnamed, and probably invalid.
4.00.
4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
0 :
0 :
4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
0 :
0 :
Chemical Properties of UM2004-21-O:CaFeGdZr
Formula:
Ca2Gd4Fe5ZrO15
Synonyms of UM2004-21-O:CaFeGdZr
Related Minerals - Strunz-mindat Grouping
4.00. | Goethite | α-Fe3+O(OH) | Orth. mmm (2/m 2/m 2/m) |
4.00. | Microlite Group | A2-mTa2X6-wZ-n | Iso. m3m (4/m 3 2/m) : Fd3m |
4.00. | Ferrotaaffeite-6N'3S | (Be,Zn,Mg)FeAl4O8 | Trig. 3m (3 2/m) : R3m |
4.00. | Pyrochlore Group | A2Nb2(O,OH)6Z | |
4.00. | PÃsekite-(Y) | (Y,As,Ca,Fe,U)(Nb,Ti,Ta)O4 | |
4.00. | UM2004-19-O:AlCeGdZr | (Gd,Ce)4Al2Zr4O17 | |
4.00. | UM2004-27-O:GdTi | Gd2Ti4O11 | |
4.00. | Mapiquiroite | (Sr,Pb)(U,Y)Fe2(Ti,Fe3+,Cr3+)18O38 | Trig. 3 : R3 |
4.00. | Almeidaite | PbZn2(Mn,Y)(Ti,Fe3+)18O37(OH,O) | Trig. 3 : R3 |
4.00. | Vapnikite | Ca2CaUO6 | Mon. 2/m |
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 UM2004-21-O:CaFeGdZr
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Bogatikov, O.A., Mokhov, A.V., Kartashov, P.M., Magazina, L.O., Koporulina, E.V., Ashikhmina, N.A., Gorshkov, A.I. (2004): Selectively Gd-enriched micro- and monosized minerals in the lunar regolith from Crisium Mare. Dokl. Earth Sci.: 394: 39–41; in: Jambor, J.L., Grew, E.S., Roberts, A.C. (2004): New mineral names. Am. Mineral.: 89: 1578
Mokhov, A.V., Kartashov, P.M., Bogatikov, O.A. (2007) Moon under a microscope, - Moscow, Nauka, p.128 (in Russian)(in print - 7/2007)
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 UM2004-21-O:CaFeGdZr
mindat.org URL:
https://www.mindat.org/min-39074.html
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Please feel free to link to this page.
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Localities for UM2004-21-O:CaFeGdZr
ⓘ - 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.
The Moon | Mokhov, A.V., Kartashov, P.M., Bogatikov, O.A. (2007) Moon under a microscope, - Moscow, Nauka, p.128 (in Russian)(in print - 7/2007). |
| Doklady Earth Sci. 394,39(2004) |