(UUID : 7722e1b6-1584-4e5c-b764-4e69762c2e51)
Rock
Rhyolite tuff
I-191
Rock
igneous rock
Tuff is a rock made of volcanic ash, and is a pyroclastic rock formed by the deposition and solidification of volcanic ash. When a volcano erupts explosively, it solidifies in the air and falls like dust to form a pile. It is a type of tuff rock and the silica content of the magma varies. , It is a tuff that melted from the continental shelf rather than the ocean. It has a light gray or pink color.
10
cm
Quartz, plagioclase, plagioclase, feldspar, biotite
#igneous rock
South Korea
Jeollanam-do
Mokpo-si, Jukgyo-dong, Yudalsan
Department of Geology and Geophysics, Kangwon National University
033-250-8550
Geology Department Exhibition Hall
DOI
CC BY-NC - The author is free to use, but not for profit.
The copyright of this data is held by KIGAM.
2023-09-04