チャート : chert

チャート : chert

チャート : chert

チャート : chert

層状チャート : bedded chert

チャート : チャート

conglomerate, chert / Rock Sedimentary rock

chert / Rock Sedimentary rock

chert / Rock Sedimentary rock

chert / Rock Sedimentary rock

chert / Rock Sedimentary rock

chert / Rock Sedimentary rock

chert / Rock Sedimentary rock

chert breccia / Rock Sedimentary rock

chert, green / Rock Sedimentary rock

chert, brecciated / Rock Sedimentary rock

chert, brecciated / Rock Sedimentary rock

chert, radiolaria-bearing / Rock Sedimentary rock

meta-chert / Rock Sedimentary rock Metamorphic rock

hornfels from chert / Rock Sedimentary rock Metamorphic rock

hornfels (banded chert) / Rock Sedimentary rock Metamorphic rock

One of Twenty Earthenware Sherds and Two Pieces of Chert

One of Twenty Earthenware Sherds and Two Pieces of Chert

One of Twenty Earthenware Sherds and Two Pieces of Chert

One of Twenty Earthenware Sherds and Two Pieces of Chert