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Central Coast Ranges
May 2003 by Edgar B. Heylmun, PhD
A series of coastal ranges, separated by narrow valleys, characterize coastal California south of Monterey. The mountains rise to 5,800 feet in elevation, with annual rainfall varying from 12 to 64 inches, depending on elevation and exposure.Ask the Experts
• Sweep speed and sensitivity settings for a GPX-4500
Ask The Experts
Hydraulic remnants or just lose material?
Picks & Pans: The Ten-Pennyweight Nugget
It was June 6th, 1999 at 7:00 am when I started hiking to the river with my final load of dredge equipment. Hearing the flow of water in the South Fork of the Yuba River and the call of birds up and down the canyon, I added some whistles of my own just to annoy the nearby birds.
The Basics of Geophysical Exploration
In developing a mineral property or mining claims, one of the first goals is to identify and quantify valuable deposits. The classic method of doing this is by drilling holes into the ground to sample what is below the surface. The problem is that one or two holes usually are not going to tell you a whole lot...
The Federal Land Survey System
When the thirteen original colonies were laid out in what is now part of the United States, they used the English system of metes and bounds.
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