Volcanic Conglomerate

Dark-brown to black conglomerate, poorly bedded, composed chiefly of basalt clasts in a basaltic tuff matrix.
State Wyoming
Name Volcanic Conglomerate
Geologic age Eocene
Lithologic constituents
Major
Igneous > Volcanic > Mafic-volcanic > Basalt (Pyroclastic-tuff)
Sedimentary > Clastic > Conglomerate
References
NGMDB product
Counties Teton