Kimberlite pipes |
Kimberlite pipes |
Feb 28 2012, 10:41 AM
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#1
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Rock Bar! Group: Members Posts: 426 Joined: 6-February 04 Member No.: 84 |
Here's a little item I found on another forum.
http://www.sciencenews.org/view/generic/id...onds_to_surface This thin slice of a kimberlite rock from northern Canada, seen through a microscope and in polarized light, shows colorful minerals caught up in magma that rose from deep within the Earth. Leonard |
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Jul 7 2015, 09:35 AM
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#2
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Rock Bar! Group: Members Posts: 613 Joined: 16-October 08 From: Central Colorado Member No.: 6,813 |
DD,
Those are very nice. Great work. -------------------- Annual Dues Paying Member Since 2008
Tonko Mining Company "Some day this crater is going to be a greatly talked about place, and if the above credit is due, as is certainly the case, I would like to have it generally known for the sake of the children." Daniel Moreau Barringer 2/1/1912 in a letter about the Barringer Meteorite Crater, Arizona USA |
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