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meteorite characteristic > meteorite fusion crust > secondary fusion crust

secondary fusion crust comparison table

Subject	has definition	has thickness	has part	is a kind of
meteorite fusion crust	melted glassy exterior of meteorite that forms by ablation during meteor phase	varies from front to rear on oriented meteorites, thicker in the rear since ablated material accumulates toward the rear	striations due to flow of ablated material during meteor phase especially on oriented meteorites	meteorite characteristic
secondary fusion crust	forms on a freshly broken face if the meteoroid break up occurs before reaching the retardation point	smaller than primary fusion crust and not as smooth because the broken face suffers less ablation		meteorite fusion crust

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