AGE OF CRYSTALLIZATION AND COOLING OF THE K2 GNEISS IN THE BALTORO KARAKORAM
The mountains of K2 (8611 m) and Broad Peak (8047 m) in the Baltoro Karakoram (northern Pakistan) are composed of plagioclase-homblende and biotite-hornblende-K-feldspar orthogneisses and amphibolite-facies para gneisses, intruded by garnetbiotite-muscovite-tourmaline leucogranitic veins. A U-Pb zir...
Main Authors: | , , , |
---|---|
Format: | Journal article |
Language: | English |
Published: |
1990
|