Environmental Sciences, asked by rottensweetheart, 3 months ago

A student analyzing an unknown rock that formed on Earth's surface observes that the rock has no layers, no individual particles or crystal grains, and is smooth and glassy. The unknown rock is most likely classified as

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Answered by dzean07
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A student analyzing an unknown rock. that formed on Earth's surface observes. that the rock has no layers, no individual. particles or crystal grains, and is smooth. and glassy. The unknown rock is most. likely classified as ... Listed below are six minerals along with their hardness as determined by the Mohs hardness scale:.

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