Originally built as a factory that housed Val-Kill Industries, Val-Kill Cottage soon became Eleanorâs cottage. Eleanor Roosevelt was a highly dynamic, broadly effective, and controversial first lady. While her husband was alive, she used the cottage as her personal retreat. When he died, she made it her permanent home.
Granite is composed mainly of quartz and feldspar with minor amounts of mica, amphiboles and other minerals. This mineral composition usually gives granite a red, pink, gray or white color with dark mineral grains visible throughout the rock. Granite is the best-known igneous rock.
What three minerals are found in the rock granite? Why does a mineral need to have a crystalline structure? 10 points will be awarded to the best answer. Thanks!