Porphyry lan Gritstone Definition

Porphyry

Gritstone

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1 Definition

1.1 definisi

porphyry punika reddish-coklat kanggo kain rock igneous ngemot phenocrysts akeh macem-macem mineral ditempelake ing matrik nggoleki-grained

gritstone utawa grit punika hard, coarse-grained, siliceous sandstone

1.2 Sajarah

1.2.1 asal

egypt

pennines, england

1.2.2 panemu

Dingertèni

JJ Ferber

1.3 Etimologi

saka lawas porfire french, saka porfiro italian lan ing sawetara kasus langsung saka porphyrites latin

saka grit + watu

1.4 kelas

batuan beku

rocks sedimentary

1.4.1 sub-kelas

awet rock, hard rock

1.5 kulawarga

1.5.1 group

plutonic

ora ditrapake

1.6 kategori liyane

rock grained nggoleki, rock opaque

rock grained coarse, rock opaque

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