Basalt flows

Olivine basalt and basaltic and andesitic rocks. This unit is present in Clark, Elko, Mineral, Esmeralda, Humboldt, Lincoln, Lyon, Douglas, Carson, Nye, Washoe, and Lander Counties. It corresponds to the 1978 State map unit QTb.
State Nevada
Name Basalt flows
Geologic age Holocene to Pliocene
Lithologic constituents
Igneous > Volcanic > Mafic-volcanic > Basaltic-andesite (Flow)
Igneous > Volcanic > Mafic-volcanic > Basalt (Flow)olivine basalt
NGMDB product
Counties Churchill - Clark - Elko - Esmeralda - Humboldt - Lander - Lincoln - Lyon - Mineral - Nye - Storey - Washoe - Carson City