Sentences with phrase «most igneous rocks»
Not exact matches
Most of the ocean's salts were derived from gradual processes such the breaking up of the cooled igneous rocks of the Earth's crust by weathering and erosion, the wearing down of mountains, and the dissolving action of rains and streams which transported their mineral washings to the sea.
http://religion.blogs.cnn.com/
Most of Australia's landscape is covered in a blanket of weathered rock, sediments and igneous rocks, effectively «hiding» the surface where mineral deposits lie.
Interweaving the relative time scale with the atomic time scale poses certain problems because only certain types of rocks, chiefly the igneous variety For many people, radiometric dating might be the one scientific technique that most blatantly seems to challenge the Bible's record of recent creation
Most radioactive metal ores are contained in igneous rocks?