GC-014C Yellow slate
GC-503B
GC-306 Marble
GC-308 Marble
GC-307 Marble
GC-007 Green slate
GC-309 Marble
GC-201 Sandstone
GC-207 Sandstone
GC-206 Sandstone
GC-102B White quartzite
GC-310 Marble
GC-308 Marble
GC-410 Volcanic rock
GC-401 Volcanic rock
GC-114 Quartzite
GC-408 Limestone
GC-406 Limestone
GC-108 Green quartzite
GC-503 Quartzite
GC-104CL Quartzite
GC-001-1D Quartzite
GC-002-1D Quartzite
GC-003-1D Quartzite