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NWA 801   contributed by Bill Mikuska   MetBul Link


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What is a thin section?       What do all the colors mean?    
Thin section between crossed polarizers.   CR2

TKW 5 kg. Fall not observed. Found 2001, Morocco.
 


Bill writes:
Photomicrograph of a thin section of NWA 801, a CR 2 meteorite, with crossed polarizers, full wave retardation plate, and raking reflected white light to reveal the metallic portion of the sample along with the olivines.
 


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 1/15/2018 12:09:35 PM		 thanks for the share, very cool technique
 

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