For an igneous rock to be classified as rhyolite, it must be light colored, be fine grained, and contain

Geography

1 answer:

Anastaziya [24]4 years ago

3 0

Answer:

option (1) quartz

Explanation:

The rhyolite is an extrusive igneous rock.

The color of rhyolite is generally pink or gray with very fine grains.

The Rhyolite is composed of quartz, sanidine, and plagioclase,

It also consists of minor amounts of biotite and hornblende.

It has very high silica content.

Hence,

The answer is option (1) quartz

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