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Igneous Rocks Classification Quiz

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Questions and Answers

Qual es un characteristica distinctive de pegmatite?

Es un rocca phaneritic (a grana grosse) intrusive/plutonic felsic con fluorite (correct)

Es un rocca vesicular extrusive/pyroclastic mafic

Es un rocca aphanitic (a grana fin) extrusive/volcanic felsic

Es un rocca glassy formate per contacto con magma

Qual typo de rocca es andesite?

Phaneritic intrusive/plutonic mafic

Vesicular extrusive/pyroclastic mafic

Aphanitic extrusive/volcanic intermedie (correct)

Phaneritic intrusive/plutonic felsic

Qual typo de rocca es porphyritic rhyolite?

Un rocca phaneritic (a grana grosse) intrusive/plutonic felsic

Un rocca aphanitic (a grana fin) extrusive/volcanic felsic

Un rocca porphyritic (fin/grosse grana) intrusive/plutonic & extrusive/volcanic felsic (correct)

Un rocca vesicular extrusive/volcanic felsic

Qual rocca es phaneritic (a grana grosse), intrusive/plutonic, e de composition mafic?

Gabbro (D) Signup and view all the answers

Qual es un caracteristica de obsidian?

Es un rocca glassy formate per contacto con magma (D) Signup and view all the answers

Qual rocca es vesicular e extrusive/pyroclastic de composition mafic?

Scoria (A) Signup and view all the answers