Gai-As Formation

Geology

Group: "Ecca"

Members: unnamed (4)

Lithologies: mudstone (2), siltstone (2), sandstone (1)

Paleoenvironments: lacustrine - large (3), lacustrine indet. (1)

Age range: base of the Kungurian to the top of the Capitanian or 283.30000 to 259.51000 Ma
Collections

Time interval Ma Country or state Original ID and collection number
Cisuralian298.9 - 274.4Namibia (235389)
Kungurian - Roadian283.3 - 266.9Namibia (Erongo) (90437)
Wordian - Capitanian266.9 - 259.51Namibia (101184 101185)