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Preliminary Analysis Of Cores From North San Francisco Bay, California

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GC-18 Analyses

Field Descriptions of GC-18
Core ID Length (m) Latitude Longitude Setting Description
GC18 2.79 38� 06' 50.447 122� 01' 43.423 Grizzly Bay (shallow) Gray-green mud, silty mud in core catcher.

X-radiograph (0-300 cm)

Click on the above link to view x-ray scans for GC-18.

Magnetic Susceptibility and X-ray Descriptions

Combined graph showing magnetic values of approximately 50 in the top 170 cm, with the exception of a peak in values to 150 at 45 cm down. The values increase to 130 for the last 60 cm of core.

Click image for a larger version (74 kb JPEG)

 

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http://geopubs.wr.usgs.gov/open-file/of0-111/Analyses/GC18/GC18.html
maintained by Carolyn Donlin
last modified 19 February 2003 (lzt)