| 1. | Locharbriggs is from the New Red Sandstone of the Permian age.
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| 2. | Lamprophyre dykes of Late Permian age are found throughout Orkney.
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| 3. | Sedimentary rocks from Cambrian through Permian age fill the basin.
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| 4. | The lowermost part of the Sherwood Sandstone Group is of Permian age.
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| 5. | The bottom one is the Diuri Formation with Proterozoic to Permian ages.
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| 6. | The system spreads out in limestones and dolomite of Carboniferous and Permian age.
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| 7. | The marine fossils contained here indicate a Permian age of the Setikhola Formation.
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| 8. | The Larvik Batholith is of Permian age, about 292-298 million years old.
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| 9. | The Phosphoria Formation of Permian age is present in Idaho, Wyoming, and Montana.
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| 10. | The Highveld is mostly Karoo Sequence sedimentary rock of a younger, Carboniferous to Permian age.
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