Which of the following has a high silica content,a high resistance to weathering,a low melting temperature,and a light colouration?
A)quartz
B)olivine
C)basalt
D)gabbro
E)scoria

Question

Quizplus · Accepted Answer

Quartz has a high silica content, which makes it resistant to weathering. It has a low melting temperature due to its high amount of silica, and it has a light coloration. Olivine is not a good choice because it has a low resistance to weathering. Basalt and gabbro have a low silica content and are not light in color, while scoria is too dark in color.

Which of the Following Has a High Silica Content,a High