EESA07H3 Lecture Notes - Igneous Rock, Geysir, Ophiolite
Document Summary
31 minutes, and 46 seconds out of 1 hour. Mors are continuous unbroken chains of mountains on the ocean floor. This process will initiate rifting and the formation of a new ocean. We live in the brunhes normal magnetic epoch. The atlantic ocean is widening by about 3. 7 cm a year. There are about 30 hot spots on planet earth. Ore minerals can be found at midocean ridges. An ophiolite is an igneous rock less dense than granite. Geysir is a river of hot water in iceland. A tuya is a flat-topped mountain made of granite. The shape of a volcano is an indication of how it erupts. Again folks, if you are not using internet explorer your mouse crosshairs may appear in the wrong location - but the "click" will be properly recorded on my end. Transform faults are seismically active, fractures are not.
