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Cordilleran Vein Type Deposits Examples

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<strong>Vein</strong>s 11/3/10<br />

Faul>ng<br />

• WNW faults, the major being:<br />

• Osburn Fault can be traced for hundreds of<br />

kms outside of district<br />

– Dips 55-­‐65° south<br />

– 4.5 km normal dip-­‐slip offset<br />

– 25 km right lateral strike slip displacement<br />

– Intermiiently ac>ve since Precambrian<br />

– 30-­‐60 m wide fault zone<br />

– Many parallel and oblique 2nd order faults<br />

19

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