Dacite and quartz latite intrusive and extrusive igneous rocks

Light-gray porphyritic rock.
State Wyoming
Name Dacite and quartz latite intrusive and extrusive igneous rocks
Geologic age Eocene
Lithologic constituents
Major
Igneous > Volcanic > Felsic-volcanic > Dacite
Igneous > Volcanic > Felsic-volcanic > Quartz-latite
References
NGMDB product
Counties Natrona