biaanicastillo27 biaanicastillo27
  • 22-06-2021
  • Chemistry
contestada

How did mount Shasta
originate? (Science)

Respuesta :

haileyjelly1 haileyjelly1
  • 22-06-2021

It was formed 15,000 to 20,000 years ago from andesite flows and was later intruded by a hornblende dacite dome. Since the end of the last ice age, Shastina cone was built by mostly pyroxene andesite lava flows.

Explanation:

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