hornfels, sandy / Rock Sedimentary rock Metamorphic rock

hornfels, psammitic / Rock Sedimentary rock Metamorphic rock

hornfels, psammitic / Rock Sedimentary rock Metamorphic rock

sandstone (hornfels) / Rock Sedimentary rock Metamorphic rock

sandstone (hornfels) / Rock Sedimentary rock Metamorphic rock

sandstone (hornfels) / Rock Sedimentary rock Metamorphic rock

sandstone (hornfels) / Rock Sedimentary rock Metamorphic rock

hornfels from calcareous sandstone / Rock Sedimentary rock Metamorphic rock

hornfels from sandstone / Rock Sedimentary rock Metamorphic rock

hornfels from sandstone / Rock Sedimentary rock Metamorphic rock

shale (hornfels) / Rock Sedimentary rock Metamorphic rock

shale (hornfels) / Rock Sedimentary rock Metamorphic rock

shale (hornfels) / Rock Sedimentary rock Metamorphic rock

sandstone and shale (hornfels) / Rock Sedimentary rock Metamorphic rock

sandstone (Bt hornfels) / Rock Sedimentary rock Metamorphic rock

sandstone (Bt hornfels) / Rock Sedimentary rock Metamorphic rock

sandstone (Bt hornfels) / Rock Sedimentary rock Metamorphic rock

hornfels from chert / Rock Sedimentary rock Metamorphic rock

hornfels (banded chert) / Rock Sedimentary rock Metamorphic rock

hornfels, Grt, from chert / Rock Sedimentary rock Metamorphic rock

sandstone, massive (Bt hornfels) / Rock Sedimentary rock Metamorphic rock

shale (Crd hornfels) / Rock Sedimentary rock Metamorphic rock

shale (Crd hornfels) / Rock Sedimentary rock Metamorphic rock

shale (Crd hornfels) / Rock Sedimentary rock Metamorphic rock

shale (Crd hornfels) / Rock Sedimentary rock Metamorphic rock

hornfels, Crd-Bt / Rock Metamorphic rock

sandstone / Rock Sedimentary rock

green schist / Rock Metamorphic rock

rhyolite lava / Rock Igneous rock Lava

dacite, Hyp-Bt / Rock Igneous rock

porphyrite, Hbl / Rock Igneous rock

welded tuff, rhyodacite / Rock Igneous rock Pyroclastic rock

gneiss, Bt / Rock Metamorphic rock

gneiss / Rock Metamorphic rock

welded tuff, rhyolite / Rock Igneous rock Pyroclastic rock

crystal tuff / Rock Igneous rock Pyroclastic rock

granite, sheared / Rock Igneous rock

rhyolite welded tuff / Rock Igneous rock Pyroclastic rock

schist, Bt / Rock Metamorphic rock

andesite, Pyx-Hbl / Rock Igneous rock

tuff, black / Rock Igneous rock Pyroclastic rock

sandstone / Rock Sedimentary rock

lapilli tuff, rhyolitic / Rock Igneous rock Pyroclastic rock

shale (Crd hornfels) / Rock Sedimentary rock Metamorphic rock

pumice tuff / Rock Igneous rock Pyroclastic rock

hornfels from Qtz diorite / Rock Igneous rock Metamorphic rock

hornfels, Ms-Bt / Rock Sedimentary rock Metamorphic rock

sandstone / Rock Sedimentary rock

sandstone / Rock Sedimentary rock