Density of Oceanic Crust
Certain properties of a substance are both distinctive and relatively easy to determine. Density, the ratio between a sample’s mass and…
Core Understanding: Description and Lithostratigraphy
The shipboard sedimentologists are responsible for describing the lithology and stratigraphy of sediments and sedimentary rocks that are recovered by…
Core Section Curation
Upon recovery from the drill floor, each section of a core must be identified and catalogued. A detailed curation system…
Drilling Rates through Oceanic Crust
Composition, structure, fracturing, and other factors may influence the length of time required for drilling through oceanic crust. The drilling…
An Expedition to the Seafloor
The goal of the Deep Sea Drilling Project was to investigate the sediments and rocks beneath the deep oceans by…
The Race is On…with Seafloor Spreading
Seafloor spreading is one component of the theory of plate tectonics. At mid-ocean ridges in many of the world’s oceans, new…
The Paleocene-Eocene Thermal Maximum (PETM) in Review
Since 1968, scientific ocean drilling has tapped into a considerable archive of Earth history, and in doing so has revealed…
CORKS in the Crust
Since 1968, the scientific ocean drilling programs (DSDP, ODP, and IODP) have studied Earth’s history by sampling and analyzing rock…
Embroidering Microfossils
This pdf provides templates for many microfossils, however, there are hundreds of types not included here. You can find more…
The “Hole” Story about Ocean Cores
Lab groups can work together to examine high resolution photos and data from four cores taken at various depths in…