The Abitibi greenstone belt is a 2,800-2,600 million year old greenstone belt that spans across the Ontario-Quebec border in Canada. It is mostly made of volcanic rocks, but also includes ultramafic rocks, mafic intrusions, granitoid rocks, and early and middle Precambrian sediments.
Read more about Abitibi Greenstone Belt: Geographical Extent
Famous quotes containing the word belt:
“He cannot buckle his distempered cause
Within the belt of rule.”
—William Shakespeare (1564–1616)
Related Phrases
Related Words