dolerite / Rock Igneous rock

dolerite / Rock Igneous rock

dolerite / Rock Igneous rock

dolerite / Rock Igneous rock

dolerite / Rock Igneous rock

dolerite / Rock Igneous rock

dolerite / Rock Igneous rock

dolerite, Ol-Aug / Rock Igneous rock

dolerite, Aug-Ol / Rock Igneous rock

dolerite, Bt / Rock Igneous rock

dolerite, Bt / Rock Igneous rock

dolerite, Bt / Rock Igneous rock

dolerite, altered Ol-Pyx / Rock Igneous rock Metamorphic rock

dolerite, Ol-bearing / Rock Igneous rock

gabbro in dolerite / Rock Igneous rock

meta-dolerite / Rock Igneous rock Metamorphic rock

pumice / Rock Igneous rock Pyroclastic rock

dacite / Rock Igneous rock

picrite / Rock Igneous rock

dacite / Rock Igneous rock

dacite / Rock Igneous rock

dacite / Rock Igneous rock

dacite / Rock Igneous rock

dacite / Rock Igneous rock

dacite / Rock Igneous rock

dacite, Hyp-Bt / Rock Igneous rock

dacite / Rock Igneous rock

andesite, Hbl-Pyx / Rock Igneous rock

lapilli tuff, dacitic / Rock Igneous rock Pyroclastic rock

welded tuff, rhyolite / Rock Igneous rock Pyroclastic rock

sandstone / Rock Sedimentary rock

Qtz porphyry, Bt / Rock Igneous rock

rhyolite welded tuff / Rock Igneous rock Pyroclastic rock

welded tuff, rhyodacite / Rock Igneous rock Pyroclastic rock

Qtz porphyrite / Rock Igneous rock

crystal vitric rhyolite welded tuff / Rock Igneous rock Pyroclastic rock

basalt, Ol / Rock Igneous rock

sandstone / Rock Sedimentary rock

sandstone / Rock Sedimentary rock

welded tuff, rhyodacite / Rock Igneous rock Pyroclastic rock

basalt, Ol / Rock Igneous rock

shale / Rock Sedimentary rock

andesite, Aug-Hyp trachytic / Rock Igneous rock

sandstone / Rock Sedimentary rock

andesite / Rock Igneous rock

granodiorite porphyry, Bt / Rock Igneous rock

andesite / Rock Igneous rock

welded tuff, rhyolite / Rock Igneous rock Pyroclastic rock

densely welded rhyolite tuff / Rock Igneous rock Pyroclastic rock