Question

What are pyroxenes? Give one example.​

Answer 1

Explanation:

any of a group of igneous-rock-forming silicate minerals that contain calcium, sodium, magnesium, iron, or aluminum, usually occur in short prismatic crystals or massive form, are often laminated, and vary in color from white to dark green or black.

Answer 2

Answer:

Pyroxene,

Explanation:

Pyroxenes are a group of dark-colored rock-forming minerals found in igneous and metamorphic rocks throughout the world. They form under conditions of high temperature and/or high pressure. ... Pyroxene minerals are defined by their chemical composition and crystal structure.