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Phlogopite from
Perunthol-Kakkaponnu, Pathanapuram, Kollam District, Kerala, India


Locality type:Outcrop
Classification
Species:Phlogopite
Formula:KMg3(AlSi3O10)(OH)2
Age information
Maximum recorded age:470.5 ± 9.3 Ma
Minimum recorded age:464.5 ± 9.2 Ma
Sample ages:
Recorded ageGeologic TimeSampleDating method
1464.5 ± 9.2 MaMiddle Ordovician - K-Ar
2470.5 ± 9.3 MaEarly/Lower Ordovician - K-Ar
Sample references:
1 -
Rajesh, V. J., Arima, M., & Santosh, M. (2004). Dunite, glimmerite and spinellite in Achankovil Shear Zone, South India: implications for highly potassic CO2-rich melt influx along an intra-continental shear zone. Gondwana Research, 7(4), 961-974.
2 -
Rajesh, V. J., Arima, M., & Santosh, M. (2004). Dunite, glimmerite and spinellite in Achankovil Shear Zone, South India: implications for highly potassic CO2-rich melt influx along an intra-continental shear zone. Gondwana Research, 7(4), 961-974.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Phlogopite data
Locality Data:Click here to view Perunthol-Kakkaponnu, Pathanapuram, Kollam District, Kerala, India
Data Identifiers
Mindat Occurrence Record ID:1336005
Long-form Identifier:1:3:1336005:4
GUID (UUID V4):0
Nearest other occurrences of Phlogopite
87.9km (54.6 miles) ⓘKambammettu carbonatite, Theni District, Tamil Nadu, India
References
Sandiford, M., & Santosh, M. (1991). A granulite facies kalsilite-leucite-hibonite association from Punalur, Southern India. Mineralogy and Petrology, 43(3), 225-236.
Rajesh, V. J., Arima, M., & Santosh, M. (2004). Dunite, glimmerite and spinellite in Achankovil Shear Zone, South India: implications for highly potassic CO2-rich melt influx along an intra-continental shear zone. Gondwana Research, 7(4), 961-974.
Rajesh, V. J., & Arai, S. (2006). Baddeleyite-apatite-spinel-phlogopite (BASP) rock in Achankovil Shear Zone, South India, as a probable cumulate from melts of carbonatite affinity. Lithos, 90(1-2), 1-18.
Rajesh, V. J., Arai, S., Santosh, M., & Tamura, A. (2010). LREE-rich hibonite in ultrapotassic rocks in southern India. Lithos, 115(1-4), 40-50.
 
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