GLG101IN Lecture Notes - Lecture 3: Fluorite, Andesite, Feldspar

139 views11 pages

Document Summary

These note are continuation of previous notes and classes. Lesson: earth chemistry (basic), cosmos (age of the earth and environmental. 50-60km thick: at mid-ocean ridge is thinnest of half a mile to a mile thick. Asthenosphere: semi-liquid, mid mantle, plates of the earth move because of it, thin on ocean, thick on continents. Hot spot: no tectonic plate activity, just a lot of lava flow. Young rock found at mid-ocean ridges and volcanos: cosmos. About rocks and how it works and stuff* Lesson: geological time, basic geochemistry and minerals lab (start) (9/1/2016: geological times. Precambrian era: lasted until 542 million years ago, basic single celled life. 542-251 million years ago: fish, amphibians, and trees. 251-65 million years ago: dinosaurs and reptiles, great extinction. Rise of mammals and great glaciations: great glaciation start about 1 million years ago. The last 15,000 years: rise of man, basic geochemistry. Atomic mass is # of protons + # of neutrons.

Get access

Grade+20% off
$8 USD/m$10 USD/m
Billed $96 USD annually
Grade+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
40 Verified Answers
Class+
$8 USD/m
Billed $96 USD annually
Class+
Homework Help
Study Guides
Textbook Solutions
Class Notes
Textbook Notes
Booster Class
30 Verified Answers

Related Documents