Porphyry lan Trachyandesite Definition

Porphyry

Trachyandesite

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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

trachyandesite iku sawijining igneous rock extrusive.

1.2 Sajarah

1.2.1 asal

egypt

indonesia

1.2.2 panemu

Dingertèni

1.3 Etimologi

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

saka french trachyandésite, trachy + andesit awujud, a lahar penengah ing komposisi antarane trachyte lan awujud

1.4 kelas

batuan beku

1.4.1 sub-kelas

awet rock, hard rock

awet rock, medium atose rock

1.5 kulawarga

1.5.1 group

plutonic

vulkanik

1.6 kategori liyane

rock grained nggoleki, rock opaque

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