| 1. | The bulk of the Huronian Group consists of mostly metamorphosed sandstones and mudstones.
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| 2. | Gibson sent the samples to veins cutting through the Nipissing sills of the Huronian Supergroup.
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| 3. | The breakup of Kenorland was contemporary with the Huronian glaciation which persisted for up to 60 million years.
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| 4. | The Huronian ( Makganyene ) global glaciation began at the start of the Rhyacian lasted 100 million years.
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| 5. | This event is known as the oxygen catastrophe, which according to some geologists triggered the Huronian glaciation.
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| 6. | The Huronian underwent mild post-depositional folding during the Penokean orogeny around 1.9 billion years.
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| 7. | Along with nearby granitic intrusions, the Temagami Greenstone Belt is bounded by layers of rock comprising the Huronian Supergroup.
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| 8. | Huronian sedimentary rocks form a east & ndash; west fold belt and reach a thickness of near Lake Huron.
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| 9. | Major glacial periods, Huronian glaciation, occurred at the beginning of the Hough Lake, Quirke Lake and Cobalt.
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| 10. | The age at which the Huronian sediments were deposited is between 2.480 Gya and 2.219 Gya.
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