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Fluoro-arfvedsonite from
Virgin Canyon pluton, Questa, Taos County, New Mexico, USA


Locality type:Pluton
Classification
Species:'Fluoro-arfvedsonite' (not an IMA approved species)
Formula:[Na][Na2][Fe42+Fe3+]Si8O22F2
Chemical Analyses:
Oxide wt%:
12
SiO251.86 %49.03 %
Al2O31.50 %0.87 %
TiO20.38 %0.73 %
Fe2O313.98 %14.51 %
FeO5.11 %13.70 %
MgO8.85 %0.61 %
MnO4.35 %5.46 %
ZnO0.14 %0.90 %
CaO3.07 %0.05 %
Na2O7.13 %8.95 %
K2O1.10 %1.29 %
Li2O0.27 %0.6 %
F2.43 %2.85 %
O=F-1.02 %-1.20 %
Total:99.15 %98.35 %
Empirical formulas:
1A(Na0.526K0.207)B0.733( (Na1.514Ca0.485Mn0.072) C2.00( (Mg2.057Li0.160Fe2+0.631Mn2+0.544Zn0.015Fe3+1.552Ti0.042) 5.001 T( (Si7.652Al0.261) 7.913OW22( (F1.143(OH) 0.857) 2.00
2A(Na0.767K0.261)B1.028( (Na1.990Ca0.010)C2.00( (Mg0.144Li0.383Fe2+1.818Mn2+0.734Fe3+1.733Ti0.087) 5.004 T( (Si7.780Al0.163) 7.943OW22( (F1.448(OH) 0.552) 2.00
Sample references:
1830C30-5
Hawthorne, Frank C., Ungaretti, Luciano, Oberti, Roberta, Bottazzi, Piero, Czamanske, Gerald K. (1993) Li: An important component in igneous alkali amphiboles. American Mineralogist, 78 (7-8) 733-745
2Q83J70-3
Hawthorne, Frank C., Ungaretti, Luciano, Oberti, Roberta, Bottazzi, Piero, Czamanske, Gerald K. (1993) Li: An important component in igneous alkali amphiboles. American Mineralogist, 78 (7-8) 733-745
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Fluoro-arfvedsonite data
Locality Data:Click here to view Virgin Canyon pluton, Questa, Taos County, New Mexico, USA
Data Identifiers
Mindat Occurrence Record ID:1605871
Long-form Identifier:1:3:1605871:6
GUID (UUID V4):ced81f95-cb50-4f36-82ba-6a2b02691391
References
Hawthorne, Frank C., Ungaretti, Luciano, Oberti, Roberta, Bottazzi, Piero, Czamanske, Gerald K. (1993) Li: An important component in igneous alkali amphiboles. American Mineralogist, 78 (7-8) 733-745
Reference Search (possible matching items)
Deer, W. A., Howie, R. A., Zussman, J. (1997) Rock-Forming Minerals (2nd ed.) Vol. 2B - Double-Chain Silicates. The Geological Society, London.
Book (volume)
01225 442836) Distributors USA AAPG Bookstore PO Box 979 Tulsa OK 74101-0979 USA (Orders: Tel. (918) 584-2555...Affiliated East-West Press PVT Ltd G-1/16 Ansari Road New Delhi 110 002 India (Orders: Tel. (11) 327-9113 Fax...Kornite Ungarettiite Kozulite Magnesio-arfvedsonite—Arfvedsonite Nybd6ite—Ferro-nybéite Biopyriboles Jimthompsonite...been many improved and new techniques for investigating minerals, producing a new body of data and often...temperatures and pressures at which they were formed. New techniques have greatly extended the ranges of temperature
 
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