(UUID : 8fdbd48d-1d09-433b-8f3d-efd82bcb5a75)
Rock
Perlite
I-066
Rock
igneous rock
It is a siliceous vitreous volcanic rock. It contains more moisture than obsidian and expands when heat is applied above the appropriate temperature, and this is used to distinguish it from obsidian. In terms of composition, it belongs to alkaline rocks like rhyolite.
11.7
cm
Quartz, Sanidine, Oligoclase, Biotite
#igneous rock
South Korea
Gyeongsangbuk-do
Pohang-si, Nam-gu Janggi-myeon
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.
The copyright of this data is held by KIGAM.
2024-09-06