Answer:
During the 1960's the disclosure of enormous gas and oil fields in Alaska accelerated the change of most coal framework to other petroleum products. During this period Usibelli Coal Mine bought the Suntrana mine and the mining activities in the Matanuska coal fields stopped activity.
C cause our oceans and lake and river are huge so yeah
Metamorphic rock that is formed in deep in the faults is mylonite. It is a cataclastic metamorphic rock. Usually they are fine-grained, occasionally can be glassy, that are layered or streaky, with the layers and streaks being drawn by the ductile shear.
