A student on a field trip in New York State collected a sample of metamorphic bedrock
containing bands of coarse-grained crystals of
plagioclase feldspar, pyroxene, quartz, and mica.
Identify the metamorphic rock found by the
student.
Explain how you arrived at your answer.

MARKING AS BRAINLIEST

This is a 2017 topographic map of puerto rico in the united states, and i'm sorry that people there have suffered such a disaster. i want to ask, what do the yellow dots and areas represent on this graph? and the blue area and the little blue circle, and the little blue sign that looks like a signal tower, what do they stand for?