Answer:
The color is considered dark if the rock appears as a dark gray to black (pyroxenes, the amphibole Hornblende, the mostly Ca-plagioclases near Anorthite, and Biotite mica. Density is a property that is proportional to the composition of the rock. The higher the amount of silica (felsic) the less dense the rock will be.
Explanation:
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The study of the physical elements of the earth is the answer
The rio grande river
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Answer:
The seventh tropical depression, fifth named storm and the second tropical cyclone of the season, Eloise's origins can be traced to a disturbance over the central portion of the South-West Indian Ocean basin which <u>developed into a tropical depression on 16 January, and strengthened into a tropical storm on 17 January</u>
The tropics are between 23.5 south and 23.5 north.
