Event

References

Age (Ma) Method

LIP/MORB (km) crater Ø

Target Rocks [19] [21]

Red Wing USA

[19] [21]

200 ± 25?

9

Carbonates, Å sandstone evaporites

Wells Creak, USA

[19] [21]

200 ± 100?

12

Nova Scotia (CAMP)

[22] [27]

201.4 ± 1

Rift

Italy (multiple)

[23]

Up. Rhaetian

PDS

Rhaetian sediments

Proto Arctic Ocean (PAO)

[7]

206 - 200 Rhaetian

Rift

Triassic/Jurassic B.

[22] [27]

201.4 U/Pb

Mass Extinction

[62] [63]

Zircon

Manicouagan, Canada

[19] [21]

214 ± 1 U/Pb, Zircon

100

Metamorphic Å rocks, anorthosite

Rochechouart, France

[19] [21]

214 ± 8 ⁴⁰Ar/³⁹Ar

25

Crystalline rocks

Obolon, Ukraine

[19] [21]

215 ± 25?

15

Gneiss, granitoids, sediment cover

San Martin, Canada

[19] [21]

219 ± 32

40

Granite, gneiss, Paleozoic sedim. cover

Mass Extinction

[62] [63]

220 (Carnian/Norian B.)

Proto Arctic Ocean (PAO)

[7]

230 - 220 (Carnian

Rift