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CORE PHOTOGRAPH Crystalline Basement Rocks

Red ball iconMANSON IMPACT STRUCTURE

Core  

CORE PHOTOGRAPH

Crystalline Basement Rocks

M-7 core, 336 feet

The core is gneiss cut by a fracture filled with finely-granulated crystalline rocks that were apparently injected into the fracture during the uplifting of the central peak.

core is NX (1 7/8" diameter)

     
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