Sudbury Basin- Lesson 22 - Part 7 of 9
•Smelting and Metallurgy of the Sudbury ore
•Rock types in the Sudbury area
•2 possible formation theories
•Sudbury impact crater description
•Stages of the impact crater in Sudbury basin
•Another possibility -- Volcanic activity
•Volcanic activity description in the Sudbury basin
•With both theories -- violent process produced the Sudbury basin
•Shattercones
•Fissure fractures -- dark matrix with light fragments
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