Metamorphic replacement of mineral inclusions in detrital zircon from Jack Hills, Australia: Implications for the Hadean Earth
The Hadean (before 4.0 Ga) crust has long been considered to comprise mainly primitive mafic and ultramafic rocks. However, mineral inclusions in detrital zircons as old as 4.4 Ga from Jack Hills, Australia, have been interpreted to be magmatic and to provide evidence for extensive granitic crust. I...
| Main Authors: | , , , , |
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| Format: | Journal Article |
| Published: |
Geological Society of America
2011
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| Subjects: | |
| Online Access: | http://hdl.handle.net/20.500.11937/17420 |