Related by context. Frequent words. (Click for all words.) 58 pottery fragments 56 mammoth tusk 54 lithic 53 excavated 52 limestone 51 coquina 50 flint tools 50 limestone cave 49 quartzite 49 quarried 49 Excavated 49 lava tubes 49 rock outcrops 49 chert 49 stelae 49 unexcavated 48 palisade 48 trackways 48 Quartzite 48 pine oak 48 fossil specimens 48 surface outcrops 48 radiocarbon dated 48 excavation 48 concretions 47 calcareous 47 radiocarbon dates 47 moss covered 47 mosaic floors 47 surface geochemistry 47 hand hewn 47 lichen covered 47 pottery shards 46 basalt 46 andirons 46 sandstone 46 leaded windows 46 bare footprints 46 stibnite 46 trench dug 46 naturally occurring mineral 46 flagstone patio 46 ichthyosaur 46 stalactite 46 stone slabs 46 ammonites 46 chalcedony 46 Bone fragments 45 cinnabar 45 Pidgeon Molybdenum Deposit 45 Human Remains Found 45 Columbian mammoth 45 rocky ledges 45 delicately carved 45 fossilized bones 45 lateritic 45 granite 45 uraninite 45 Herodian 45 Pumice 45 granite tiles 45 serpentinite 45 petrified wood 45 limestone caves 45 silicified zones 45 mudstones 45 petroglyph 44 greywacke 44 arrowheads 44 excavate 44 petrographic 44 silica alteration 44 excavating 44 oak beams 44 volcanic rock 44 sandstone cliff 44 curly maple 44 Tut tomb 44 igneous rock 44 fossilized skull 44 vuggy silica 44 midden 44 agates 44 breccia pipes 44 Sassanid era 44 Carved 44 Radiocarbon dating 44 erosional 44 cabbage palms 44 prehistoric artifacts 44 Soil sampling 44 mussel shells 44 kiva 44 stonework 44 plank floors 44 tungsten mineralization 44 calcrete 44 scheelite 44 archeological 44 sedimentary layers 44 oak pine