(UUID : 0ea9c043-c6d7-4550-8027-511a85f06860)
Rock
Hornblende rhyolite
I-073
Rock
igneous rock
This is a rhyolite in which you can observe the hornblende phenocrysts of the main body. It is a felsic volcanic rock and has the same chemical composition as granite among plutonic rocks. It generally shows a porphyritic texture, and mainly contains quartz and feldspar as phenocrysts. The color is generally bright and shows a porphyritic structure.
11.0
cm
Na-Plagioclase, Quartz, Amphibole, Pyroxene
#igneous rock
Department of Geology and Geophysics, Kangwon National University
+82-33-250-8550
Geology and Exhibition Hall
DOI
CC BY-NC - The author is free to use, but not for profit.
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2024-09-05