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Krügerite

A valid IMA mineral species - pending publication
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Formula:
BaCa6(SiO4)2[(P0.5S0.5)O4]2F
Crystal System:
Trigonal
Unique combination of elements (at the upload time). Chemically somewhat similar to other members of the supergroup - zadovite, gazeevite, and ariegilatite.


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Name EncodingHide

ASCII-7:
Krugerite

Unique IdentifiersHide

Mindat ID:
471101
Long-form identifier:
mindat:1:1:471101:4

Similar NamesHide

KrageröiteA rock subtype

IMA Classification of KrügeriteHide

IMA status:
Approved, Pending publication
IMA Formula:
BaCa6(SiO4)2[(P0.5S6+0.5)O4]2F
Approval year:
2023

Classification of KrügeriteHide

Strunz-mindat (2026):
8.BN.10

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H2O
N : With only large cations, (OH, etc.):RO4 = 0.33:1

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

Chemistry of KrügeriteHide

Mindat Formula:
BaCa6(SiO4)2[(P0.5S0.5)O4]2F
Element Weights:
Element% weight
O33.160 %
Ca31.149 %
Ba17.789 %
Si7.276 %
S4.154 %
P4.012 %
F2.461 %

Calculated from ideal end-member formula.
O
Ca
Ba
Si
S
P
F
Elements listed:
Ba, Ca, F, O, P, S, Si - search for minerals with similar chemistry

Crystallography of KrügeriteHide

Crystal System:
Trigonal
Class (H-M):
3m(32/m) - Hexagonal Scalenohedral
Space Group:
R3m
Setting:
R3m
Cell Parameters:
a = 7.1110(2) Å, c = 25.3598(6) Å
Ratio:
a:c = 1 : 3.566
Unit Cell V:
1,110.55 ų (Calculated from Unit Cell)

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
8.453 Å(45)
5.540 Å(42)
4.417 Å(38)
3.556 Å(99)
3.277 Å(67)
3.057 Å(33)
2.721 Å(100)
1.778 Å(34)
Locality:
Ye’elim Mount, Tamar Regional Council, Beersheba Subdistrict, Southern District, Israel

Type Occurrence of KrügeriteHide

Type Locality:
ⓘ Ye’elim Mount, Tamar Regional Council, Beersheba Subdistrict, Southern District, Israel
Place of Conservation of Type Material:
Type material is deposited in the collections of the Fersman Mineralogical Museum, Russian Academy of Sciences, Leninskiy Prospekt 18-2, Moscow 115162, Russia, registration number 6086/1
Geological Setting of Type Material:
pyrotectic

Synonyms of KrügeriteHide

Other Language Names for KrügeriteHide

German:Krügerit

Relationship of Krügerite to other SpeciesHide

Member of:
Arctite Supergroup
Other Members of Arctite Supergroup:
AravaiteBa2Ca18(SiO4)6(PO4)3(CO3)F3OTrig. 3m(32/m) : R3m
Arctite GroupA subgroup of the Arctite supergroup.
Zadovite GroupA subgroup of the Arctite supergroup.

Related Minerals - Strunz-mindat GroupingHide

8.BN.FluoralforsiteBa5(PO4)3FHex. 6/m : P6/m
8.BN.AraditeBaCa6[(SiO4)(VO4)](VO4)2FTrig. 3m : R3m
8.BN.MagganasiteCuFe3+3O(AsO4)3Tric. 1 : P1
8.BN.FluorpyromorphitePb5(PO4)3FHex. 6/m : P63/m
8.BN.FluorsigaiiteCa2Sr3(PO4)3FHex. 6/m : P63/m
8.BN.05PieczkaiteMn5(PO4)3ClHex. 6/m : P63/m
8.BN.05FluorapatiteCa5(PO4)3FHex. 6/m : P63/m
8.BN.05FluorcaphiteSrCaCa3(PO4)3FHex. 6/m : P63/m
8.BN.05VanadinitePb5(VO4)3ClHex. 6/m : P63/m
8.BN.05HedyphaneCa2Pb3(AsO4)3ClHex. 6/mmm(6/m2/m2/m) : P63/mmc
8.BN.05HydroxylhedyphaneCa2Pb3(AsO4)3(OH)Trig. 3 : P3
8.BN.05'Mimetite-M'Pb5(AsO4)3ClMon. 2/m : P21/c
8.BN.05JohnbaumiteCa5(AsO4)3(OH)Hex. 6/m : P63/m
8.BN.05PliniusiteCa5(VO4)3FHex. 6/m : P63/m
8.BN.05'Hydroxylapatite-M'Ca5(PO4)3OHMon. 2/m : P21/c
8.BN.05HydroxylpyromorphitePb5(PO4)3(OH)Hex. 6/mmm(6/m2/m2/m) : P63/mcm
8.BN.05Miyahisaite(Sr,Ca)2Ba3(PO4)3F Hex. 6/m : P63/m
8.BN.05Carlgieseckeite-(Nd)NaNdCa3(PO4)3FTrig. 3 : P3
8.BN.05Belovite-(Ce)NaCeSr3(PO4)3FTrig. 3 : P3
8.BN.05Kuannersuite-(Ce)NaCeBa3(PO4)3F0.5Cl0.5Trig. 3 : P3
8.BN.05AlforsiteBa5(PO4)3ClHex. 6/m : P63/m
8.BN.05'Unnamed (OH-analogue of Mimetite)'Pb5(AsO4)3(OH)Hex. 6/m : P63/m
8.BN.05StronadelphiteSr5(PO4)3FHex. 6/m : P63/m
8.BN.05ParafiniukiteCa2Mn3(PO4)3ClHex. 6/m : P63/m
8.BN.05MimetitePb5(AsO4)3ClHex. 6/m : P63/m
8.BN.05 va'Germanate-pyromorphite'Pb5(PO4)2GeO4
8.BN.05Belovite-(La)NaLaSr3(PO4)3FTrig. 3 : P3
8.BN.05FluorphosphohedyphaneCa2Pb3(PO4)3FHex. 6/m : P63/m
8.BN.05FluorstrophiteSrCaSr3(PO4)3FHex. 6/m : P63/m
8.BN.05HydroxylapatiteCa5(PO4)3(OH)Hex. 6/m : P63/m
8.BN.05'Johnbaumite-M'Ca5(AsO4)3OHMon. 2/m : P21/m
8.BN.05PhosphohedyphaneCa2Pb3(PO4)3ClHex. 6/m : P63/m
8.BN.05TurneaureiteCa5(AsO4)3ClHex. 6/m : P63/m
8.BN.05MorelanditeCa2Ba3(AsO4)3ClHex.
8.BN.05'Oxypyromorphite'Pb10(PO4)6O
8.BN.05Deloneite(Na0.5REE0.25Ca0.25)(Ca0.75REE0.25)Sr1.5(CaNa0.25REE0.25)(PO4)3F0.5(OH)0.5Trig. 3 : P3
8.BN.05ChlorapatiteCa5(PO4)3ClHex. 6/m : P63/m
8.BN.05PyromorphitePb5(PO4)3ClHex. 6/m : P63/m
8.BN.05VanackeritePb4Cd(AsO4)3ClTrig. 3 : P3
8.BN.05SvabiteCa5(AsO4)3FHex. 6/mmm(6/m2/m2/m) : P63/mmc
8.BN.10ArctiteNa2Ca4(PO4)3FTrig. 3m(32/m) : R3m
8.BN.15GoryainoviteCa2(PO4)ClOrth. mmm(2/m2/m2/m) : Pbcm

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 KrügeriteHide

References for KrügeriteHide

Localities for KrügeriteHide

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.
Israel (TL)
 
  • Southern District
    • Beersheba Subdistrict
      • Tamar Regional Council
Galuskin et al. (2024)
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