Search results
Results from the WOW.Com Content Network
Overburden is also used for all soil and ancillary material above the bedrock horizon in a given area.. By analogy, overburden is also used to describe the soil and other material that lies above a specific geologic feature, such as a buried astrobleme, or above an unexcavated site of archeological interest.
Overburden pressure is a geology term that denotes the pressure caused by the weight of the overlying layers of material at a specific depth under the earth's surface. [1] Overburden pressure is also called lithostatic pressure , or vertical stress.
You are free: to share – to copy, distribute and transmit the work; to remix – to adapt the work; Under the following conditions: attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made.
Since rocks lay under a great deal of overburden, they undergo high temperatures and high pressures. Over time, the rocks are eroded and the weight of the overburden is lifted, so the rocks cool and are under less pressure, which causes the rock to change shape, often forming breaks. As the compression is lifted from the rocks, they are able to ...
Dr. Leana Wen, former Baltimore Health Commissioner, explains why she doesn’t think the U.S. has not gotten through the first wave of coronavirus and why she says a national testing strategy is ...
There’s no shame in asking for Wordle assistance now and again. Before diving into the hints and solutions for the Thursday, Feb. 6 puzzle, though, let’s go over the basics of Wordle.
See today's average mortgage rates for a 30-year fixed mortgage, 15-year fixed, jumbo loans, refinance rates and more — including up-to-date rate news.
It is thus distinct from overburden, which is the waste rock or materials overlying an ore or mineral body that are displaced during mining without being processed, and from tailings, which is rock already stripped of valuable minerals.