Flashcards

IGNEOUS

Nastassja Celej Inglês 13 flashcards

Flashcards do conjunto (13)

1—OBSEDIAN
minerals in it = no minerals are present
parent magma composition = felsic
where it was formed = extrusive
texture = glassy
2—RHYOLITE
minerals in it = orthoclase, biotite, quartz, plagioclase (Na), amphibole
parent magma composition = felsic
where it was formed = extrusive
texture = aphanitic
3—TRACHYTE
minerals in it = orthoclase, biotite, quartz, plagioclase (Na), amphibole
parent magma composition = intermediate
where it was formed = hypabyssal
texture = porphyritic
4—GRANITE #1
minerals in it = orthoclase, biotite, quartz, plagioclase (Na), amphibole
parent magma composition = felsic
where it was formed = intrusive
texture = phaneritic
5—GRANITE #2
6—DIORITE
minerals in it = biotite, plagioclase, amphibole, pyroxene, quartz
parent magma composition = intermediate
where it was formed = intrusive
texture = phaneritic
7—BASALT
minerals in it = pyroxene, plagioclase (Ca)
parent magma composition = mafic
where it was formed = extrusive
texture = aphanitic
8—GABBRO
minerals in it = pyroxene, plagioclase (Ca)
parent magma composition = mafic
where it was formed = intrusive
texture = phaneritic
9—BRECCIA
minerals in it = quartz, orthoclase, biotite
parent magma composition = NA
where it was formed = extrusive: pyroclastic
texture = pyroclastic
10—PUMICE
minerals in it = no minerals are present
parent magma composition = felsic
where it was formed = extrusive
texture = glassy
11—TUFF
minerals in it = NA
parent magma composition = NA
where it was formed = extrusive: pyroclastic
texture = pyroclastic
12—PERIDOTITE
minerals in it = olivine, pyroxene
parent magma composition = ultramafic
where it was formed = intrusive
texture = phaneritic
13—