Topic: How Are Caverns Made
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How were luray caverns made or transformed?
As with other limestone or "solution" caves,formations at Luray Caverns result from a solution of calcium carbonate giving up etc. Read More »
Source: http://www.chacha.com/question/how-were-luray-caverns-made-or-tra...
How are huge caverns made (from small swallow holes)?
caves or caverns are (mostly) caused by the erosion of the rock limestone by slightly acidic water. Rainwater contains dissolved carbon dioxide and forms very weak carbonic acid (more CO2 and other acidic compounds can also be introduced to... Read More »
Source: http://uk.answers.yahoo.com/question/index?qid=20081106084132AA4X...
What is one method that can be used to determine that the walls o...
1st, the most basic. Drip a little acid on a sample - I use Toilet Descaler - if it fizzes, it is a limestone ( or at least, has a high carbonate content. this is the standard field test for limestone used universally by geologists. 2, more... Read More »
Source: http://answers.yahoo.com/question/index?qid=20090122151456AAamST3
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The largest man-made cave in the world is under the Rock of Gibraltar. It was carved out Canadian troops and engineers during World War II, as Gibraltar was Field Marshall Montgomery's headquarters for part of the war. Gibraltar itself has ...
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Source: http://greenanswers.com/q/75007/nature-recreation/land-soil/where...
