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