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Georgeliuite

A valid IMA mineral species - pending publication
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Formula:
Ca2Mn3+3O2(AsO4)3(H2O)2 · H2O
Crystal System:
Monoclinic
The Mn3+ analogue of arseniosiderite.
The arsenate analogue of robertsite.


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Unique IdentifiersHide

Mindat ID:
499976
Long-form identifier:
mindat:1:1:499976:4

IMA Classification of GeorgeliuiteHide

IMA status:
Approved, Pending publication
IMA Formula:
Ca2Mn3+3O2(As5+O4)3(H2O)2·H2O
Approval year:
2025

Classification of GeorgeliuiteHide

Strunz-mindat (2026):
8.CH.

8 : PHOSPHATES, ARSENATES, VANADATES
C : Phosphates without additional anions, with H2O
H : With large and medium-sized cations, RO4:H2O < 1:1

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference for Standard
GegIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Chemistry of GeorgeliuiteHide

Mindat Formula:
Ca2Mn3+3O2(AsO4)3(H2O)2 · H2O
Element Weights:
Element% weight
O36.373 %
As30.058 %
Mn22.041 %
Ca10.719 %
H0.809 %

Calculated from ideal end-member formula.
O
As
Mn
Ca
H
Elements listed:
As, Ca, H, Mn, O - search for minerals with similar chemistry

Crystallography of GeorgeliuiteHide

Crystal System:
Monoclinic
Class (H-M):
m - Domatic
Space Group:
Bm
Setting:
Cm
Cell Parameters:
a = 11.3112(9) Å, b = 20.163(1) Å, c = 8.9858(7) Å
β = 100.530(7)°
Ratio:
a:b:c = 0.561 : 1 : 0.446
Unit Cell V:
2,014.86 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Type Occurrence of GeorgeliuiteHide

Type Locality:
ⓘ Jote Mine, Pampa Larga mining district, Tierra Amarilla, Copiapó Province, Atacama, Chile
Place of Conservation of Type Material:
Type material is deposited in the collections of the University of Arizona Alfie Norville Gem & Mineral Museum, 115 N Church Ave Ste 121, Tucson, AZ 85701, USA, catalogue number 22747 (holotype), and the RRUFF Project, deposition number R250055 (cotype)

Synonyms of GeorgeliuiteHide

Relationship of Georgeliuite to other SpeciesHide

Member of:
Mitridatite Group
Other Members of Mitridatite Group:
ArseniosideriteCa2Fe3+3(AsO4)3O2 · 3H2OMon. 2/m : B2/b
KolfaniteCa2Fe3+3O2(AsO4)3 · 2H2OMon.
MitridatiteCa2Fe3+3(PO4)3O2 · 3H2OMon. 2/m : B2/b
RobertsiteCa2Mn3+3(PO4)3O2 · 3H2OMon. m : Bb

Related Minerals - Strunz-mindat GroupingHide

8.CH.05Natrowalentaite[Fe3+0.5Na0.5(H2O)6][NaAs3+2(Fe3+2.33W6+0.67)(PO4)2O7]Orth. mmm(2/m2/m2/m) : Imma
8.CH.05Walentaite[Mn2+(H2O)6][◻As3+3Fe3+3(PO4)2O7]Orth. mmm(2/m2/m2/m) : Imma
8.CH.05Halilsarpite[Mg(H2O)6][CaAs3+2(Fe3+2.67Mo6+0.33)(AsO4)2O7]Orth. mmm(2/m2/m2/m) : Imma
8.CH.10AnapaiteCa2Fe2+(PO4)2 · 4H2OTric. 1 : P1
8.CH.15PicropharmacoliteCa4Mg(AsO4)2(HAsO4)2 · 11H2OTric. 1 : P1
8.CH.20Dittmarite(NH4)Mg(PO4) · H2OOrth. mm2 : Pmn21
8.CH.20Niahite(NH4)Mn2+(PO4) · H2OOrth. mm2 : Pmn21
8.CH.25TaranakiteK3Al5(PO3OH)6(PO4)2 · 18H2OTrig. 3m(32/m) : R3c
8.CH.25FrancoanelliteK3Al5(PO3OH)6(PO4)2 · 12H2OTrig.
8.CH.25Macivorite(NH4)3Al5(PO3OH)6(PO4)2 · 18H2OTrig. 3m(32/m) : R3c
8.CH.30Schertelite(NH4)2MgH2(PO4)2 · 4H2OOrth. mmm(2/m2/m2/m) : Pbca
8.CH.35Hannayite(NH4)2Mg3H4(PO4)4 · 8H2OTric. 1 : P1
8.CH.40HazeniteKNaMg2(PO4)2 · 14H2OOrth. mmm(2/m2/m2/m)
8.CH.40Struvite-(K)KMg(PO4) · 6H2OOrth. mm2 : Pmn21
8.CH.40Struvite(NH4)Mg(PO4) · 6H2OOrth. mm2 : Pmn21
8.CH.45Rimkorolgite(Mg,Mn)5(Ba,Sr,Ca)(PO4)4 · 8H2OOrth.
8.CH.50BakhchisaraitseviteNa2Mg5(PO4)4 · 7H2OMon. 2/m : P21/c
8.CH.55SmolyaninoviteCo3Fe3+2(AsO4)4 · 11H2OOrth.
8.CH.55FahleiteCaZn5Fe3+2(AsO4)6 · 14H2OOrth.
8.CH.60Barahonaite-(Fe)(Ca,Cu,Na,Fe3+,Al)12Fe3+2(AsO4)8(OH,Cl)x · nH2OMon. 2/m : P2/b
8.CH.60Barahonaite-(Al)(Ca,Cu,Na,Fe3+,Al)12Al2(AsO4)8(OH,Cl)x · nH2OMon. 2/m : P2/b
8.CH.70EpifanoviteNaCaCu5(PO4)4[AsO2(OH)2] · 7H2OMon. 2/m : P21/m
8.CH.75Esdanaite-(Ce)NaMnCe(PO4)2 · 4H2OOrth. 222 : P212121

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for GeorgeliuiteHide

References for GeorgeliuiteHide

Localities for GeorgeliuiteHide

Showing 1 localities.

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
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Locality ListHide

- 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.
Chile (TL)
 
  • Atacama
    • Copiapó Province
      • Tierra Amarilla
        • Pampa Larga mining district
Bosi et al. (2026)
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