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Pumice
Pumice

Greywacke
Greywacke



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Greywacke

Pumice lan Greywacke Definition

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Definition

definisi

pumice punika rock vulkanik sing kasusun saka Highly vesicular atos kaca vulkanik tekstur, kang bisa utawa ora bisa ngemot kristal
greywacke wis ditetepake minangka rock sandstone coarse-grained peteng kang ngandhut sen lempung luwih saka 15 saben

Sajarah

asal

spain
-

panemu

Ora dingerteni
Ora dingerteni

Etimologi

saka pomis french lawas, saka varian dialect latin saka pumex
saka grauwacke german, saka grau grey + wacke

kelas

batuan beku
rocks sedimentary

sub-kelas

awet rock, medium atose rock
awet rock, hard rock

kulawarga

group

vulkanik
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kategori liyane

rock grained nggoleki, rock opaque
rock grained nggoleki, rock opaque