Extrapolating on heavily argillized rhyolites cut by pebble and andesite dikes.
Packard Quartz Latite (35.27 ± 0.03 ma)
East Tintic Mountains, Utah
#geology #geoscience #rhyolite #pebbledikes
3
0
0
0
Hashtag
#pebbledikes
Advertisement · 728 × 90
Oligocene rhyolite cut by andesite and pebble dikes. Extensive argillization and limonite staining. Initially identified as a quartz latite, the Packard Quartz Latite (35.27 ± 0.03 ma) plots as a subalkaline rhyolite.
East Tintic Mountains, Utah
#geology #geoscience #rhyolite #pebbledikes
7
0
0
0