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Napier Complex, Enderby Land, Eastern Antarctica, Antarctica

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Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude (WGS84): 66° South , 50° East (est.)
Margin of Error:~66km
Other regions containing this locality:Antarctic Meteorites
Locality type:Complex
Köppen climate type:EF : Ice cap climate


Archean extreme high-grade metamorphism, with sapphirine+quartz, spinel+quartz and osumilite-bearing assemblages.
850 - 1000 °C / 7-9 kb at Tula Mts.



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33 valid minerals. 1 (TL) - type locality of valid minerals.

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Antarctica

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

References

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Harley, S.L. and Motoyoshi, Y. (2000) Al zoning in orthopyroxene in a sapphirine quartzite: evidence for (greater than) 1120° C metamorphism in the Napier Complex, Antarctica, and implications for the entropy of sapphirine. Contributions to Mineralogy and Petrology: 138: 293-307
Grew, E. S. (2000). Beryllium in Granulite-Facies Pegmatites in Archean Napier Complex, Antarctica.
Asami, A., Suzuki, K., and Grew, E.S. (2002) Chemical Th-U-total Pb dating by electron microprobe analysis of monazite, xenotime and zircon from the Archean Napier Complex, East Antarctica: Evidence for ultra-high-temperature metamorphism at 2400Ma. Precambrian Research: 114: 249-275.
Grew, E. Et Al (2006) Beryllium and other trace elements in paragenisses and anatectic veins of the ultrahigh-temperature Napier Complex, Enderby Land, East Antarctica: The role of sapphirine. Journal of Petrology: 47: 859-882.

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