GEOLOGY: K-T boundary Sample of the K-T boundary claystone from the Sussex locality, Wyoming, USA. Sample is 18 mm thick. The very top part is a fragile laminated carbonaceous layer containing grains of sand (quartz)
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GEOLOGY: K-T boundary Sample of the K-T boundary claystone from the Sussex locality, Wyoming, USA. Sample is 18 mm thick. The very top part is a fragile laminated carbonaceous layer containing grains of sand (quartz)
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GEOLOGY: K-T boundary - Sample of the K-T boundary claystone from the Sussex locality, Wyoming, USA
Sample is 18 mm thick. The very top part is a fragile laminated carbonaceous layer containing grains of sand (quartz). Many of them present the mulitple fracture lines created by the impact ("shocked quartz").
Francois Gohier
Media ID 8132195
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Claystone Cretaceous Extinction K T Boundary Kt Boundary Paleontology Quartz Tertiary
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