6 Metamorphic Rocks Exam 100%
Accurate!!
Marble is a metamorphic rock that forms from a __________ protolith? - ANSWERSlimestone
Which of the following processes will cause metamorphism? - ANSWERSan increase in pressure,
interaction with hydrothermal fluids, an increase in temperature (all)
What is metasomatism - ANSWERSa change in the bulk composition of a rock during metamorphism
Where does sea floor metamorphism take place? - ANSWERSin close proximity to mid-ocean spreading
centers
What is the relation between metamorphic foliation and sedimentary bedding? - ANSWERSThere is no
general angular relationship between sedimentary bedding and metamorphic foliation.
Which of the following rocks represents the highest metamorphic grade? - ANSWERSgneiss
Which of the following sequences describes the metamorphic changes in a shale with increasing
metamorphic grade? - ANSWERSslate <- schist <- gneiss
Which of the following metamorphic rocks is always foliated? - ANSWERSschist
Which of the following rocks has a granular (non-foliated) texture? - ANSWERSquartzite
Which of the following metamorphic rocks forms from mafic volcanic rocks? - ANSWERSgreenstone
Which of the following metamorphic rocks cannot form from a shale? - ANSWERSmarble
What type of metamorphic rock has undergone partial melting? – ANSWERSmigmatite
Accurate!!
Marble is a metamorphic rock that forms from a __________ protolith? - ANSWERSlimestone
Which of the following processes will cause metamorphism? - ANSWERSan increase in pressure,
interaction with hydrothermal fluids, an increase in temperature (all)
What is metasomatism - ANSWERSa change in the bulk composition of a rock during metamorphism
Where does sea floor metamorphism take place? - ANSWERSin close proximity to mid-ocean spreading
centers
What is the relation between metamorphic foliation and sedimentary bedding? - ANSWERSThere is no
general angular relationship between sedimentary bedding and metamorphic foliation.
Which of the following rocks represents the highest metamorphic grade? - ANSWERSgneiss
Which of the following sequences describes the metamorphic changes in a shale with increasing
metamorphic grade? - ANSWERSslate <- schist <- gneiss
Which of the following metamorphic rocks is always foliated? - ANSWERSschist
Which of the following rocks has a granular (non-foliated) texture? - ANSWERSquartzite
Which of the following metamorphic rocks forms from mafic volcanic rocks? - ANSWERSgreenstone
Which of the following metamorphic rocks cannot form from a shale? - ANSWERSmarble
What type of metamorphic rock has undergone partial melting? – ANSWERSmigmatite
