Global Geochemistry of Mid-Ocean Ridge Basalts part of Integrating Research and Education:EarthChem:Mid-Ocean Ridge Basalts
Kent Ratajeski Published Oct. 15, 2006. Description Geological processes at the mid-ocean ridges are responsible for the bulk of the Earth's heat loss and volcanic activity. The compositions of materials ...

Part 3 - Interpret the data part of Integrating Research and Education:EarthChem:Mid-Ocean Ridge Basalts
Question 5. Do MORB's display global geochemical variations beyond what should be expected from fractionation? What are the magnitude of those variations? Are they in excess of the analytical uncertainties ...

Introduction part of Integrating Research and Education:EarthChem:Mid-Ocean Ridge Basalts
Exploring and sampling the world's mid-ocean ridges Since the mid-20th century, our knowledge of undersea volcanic activity has expanded considerably as portions of the Earth's seafloor have been ...

Part 1 - Download the data part of Integrating Research and Education:EarthChem:Mid-Ocean Ridge Basalts
Lucky for you, a precompiled dataset of glasses from mid-ocean ridge basalts has already been assembled which you can download here: Global MORB glasses.xlsx (Excel 2007 (.xlsx) 90kB Sep10 19). This data has been ...

Part 2 - Analyze the data part of Integrating Research and Education:EarthChem:Mid-Ocean Ridge Basalts
Open the file you have just downloaded in Excel. Notice the huge amount of data! This is only a subset of the MORB samples available on PetDB. Those marine geologists have definitely been busy! Now you'll ...

Part 4 - Wrap-up part of Integrating Research and Education:EarthChem:Mid-Ocean Ridge Basalts
Congratulations! You have learned some pretty important things about the global geochemical of mid-ocean ridge basalts, and what their geochemical variation may be telling us about physical conditions within the ...

Teaching notes part of Integrating Research and Education:EarthChem:Mid-Ocean Ridge Basalts
Context Audience: undergraduate- or graduate-level petrology course Skills and concepts that students must have mastered: divergent plate tectonics (mid-ocean ridges) major-element data and variation diagrams ...