Rubidium-strontium age determinations in the Bird River area, southeastern Manitoba
Rubidium - strontium whole - rock ages have been obtained from greenstones and adjacent granitic intrusions in the Bird River-Winnipeg River area of southeastern Manitoba. A grey quartz diorite unit occurring north of the greenstone belt and intrusive into it gave an age of 2640 +- 135 m.y. (~Rb87...
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| Published: |
2012
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| Online Access: | http://hdl.handle.net/1993/5572 |