Pyrite Re-Os and zircon U-Pb dating of the Tugurige gold deposit in the western part of the Xing'an-Mongolia Orogenic Belt, China and its geological significance
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文摘

The zircon U–Pb age of the porphyritic syenogranite at Tugurige is 276 ± 2 Ma.

A pyrite Re–Os isochron age of 268 ± 15 Ma was got for gold mineralization at Tugurige.

The gold mineralization and porphyritic syenogranite at Tugurige have an intimate genetic relationship.

The mineralization at Tugurige might be derived from the crust.

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