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Photo by Ralph A. Croning. Copyright (c) Ralph A. Croning.
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What is a thin section? What do all the colors mean?
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Thin section at 40x. H4
TKW 24 kg. Fall not observed. Found 1960, Major County, Oklahoma, USA.
Ralph writes:
Image was shot through a compound microscope that I converted for use as an X-Pol / petrographic imaging microscope. Image is at 40x. |
Click to view larger photos #1
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Found at the arrow (green or red) on the map below
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Ralph Croning 2/8/2016 7:37:12 PM |
Thanks!!! |
Johnno Cabassi 2/8/2016 7:26:03 PM |
Nice one mate considering what you had to work with GREAT |
Ralph Croning 2/8/2016 11:05:32 AM |
Thanks John! |
John Hope 2/8/2016 2:25:48 AM |
Very special photo thanks Ralph. |
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