1 Definition
1.1 definisi
trachyandesite iku sawijining igneous rock extrusive.
litchfieldite punika rock langka igneous kang coarse-grained, foliated lan macem-macem nepheline syenite, kadhangkala uga disebut minangka nepheline syenite gneiss utawa gneissic nepeheline syenite
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
1.3 Etimologi
saka french trachyandésite, trachy + andesit awujud, a lahar penengah ing komposisi antarane trachyte lan awujud
saka occurrence ing Litchfield, maine, usa
1.4 kelas
1.4.1 sub-kelas
awet rock, medium atose rock
awet rock, medium atose rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque