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Aluminosugilite from
N'Chwaning III Mine, N'Chwaning Mines, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa


02106990017271953577056.jpg
Aluminosugilite, etc.

N'Chwaning III Mine, N'Chwaning Mines, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
06784960017370494232258.jpg
Aluminosugilite, etc.

N'Chwaning III Mine, N'Chwaning Mines, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
08565790017362402148012.jpg
Aluminosugilite, etc.

N'Chwaning III Mine, N'Chwaning Mines, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
06222500017866683214551.jpg
Aluminosugilite, etc.

N'Chwaning III Mine, N'Chwaning Mines, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
06784960017370494232258.jpg
Aluminosugilite, etc.

N'Chwaning III Mine, N'Chwaning Mines, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
09618550017364726647044.jpg
Aluminosugilite, etc.

N'Chwaning III Mine, N'Chwaning Mines, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
02106990017271953577056.jpg
Aluminosugilite, etc.

N'Chwaning III Mine, N'Chwaning Mines, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
06784960017370494232258.jpg
Aluminosugilite, etc.

N'Chwaning III Mine, N'Chwaning Mines, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
01354900017370494244666.jpg
Aluminosugilite, etc.

N'Chwaning III Mine, N'Chwaning Mines, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
Locality type:Mine
Classification
Species:Aluminosugilite
Formula:KNa2Al2Li3[Si12O30]
Chemical Analyses:
Oxide wt%:
12
SiO271.86 %72.92 %
TiO20.05 %0.01 %
Al2O35.99 %7.63 %
Cr2O30.01 %0.00 %
Mn2O3*4.46 %1.57 %
Fe2O3*2.14 %0.91 %
MnO*0.27 %1.73 %
MgO0.08 %0.21 %
SrO0.03 %0.03 %
BaO0.03 %0.00 %
Na2O5.95 %6.29 %
K2O4.65 %4.65 %
Li2O (by stoichiometry)4.37 %4.33 %
P2O50.00 %0.01 %
CaO0.00 %0.01 %
Total:99.89 %100.30 %
Empirical formulas:
1(K0.99◻0.01)(Na1.93◻0.07)(Al1.10Mn3+0.57Fe3+0.27Mn2+0.04Mg0.02Ti0.01)(Li2.93Al0.07)[Si11.99Al0.01O30]
2(K0.98Na0.01)Na2.00(Al1.39Mn2+0.24Mn3+0.20Fe3+0.11Mg0.05)(Li2.87Al0.09)[Si12.03O30]
Sample references:
1FKM-173
Frank K. Mazdab collection; sample FKM-173; https://www.rockptx.com/fkm-176-to-fkm-200/#FKM-173
2FKM-173
Frank K. Mazdab collection; sample FKM-173; https://www.rockptx.com/fkm-176-to-fkm-200/#FKM-173
Confirmation
Validity:Confirmed
Confirmation Methods:EPMA
Associated Minerals Based on Photo Data:
Sugilite3
Quartz3
Pectolite3
Data
Mineral Data:Click here to view Aluminosugilite data
Locality Data:Click here to view N'Chwaning III Mine, N'Chwaning Mines, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa
Data Identifiers
Mindat Occurrence Record ID:1297254
Long-form Identifier:1:3:1297254:2
GUID (UUID V4):0
References
Frank K. Mazdab collection: "Al-dominant analog of sugilite", sugilite, and associated minerals in thin section [thin section FKM-173] https://www.rockptx.com/fkm-151-to-fkm-175/#FKM-173
 
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