SimilarityRank
ordovician 0.900 22032
metamorphic 0.883 30217
proterozoic 0.881 68404
permian 0.880 18568
lewisian 0.879 43492
metasedimentary 0.879 73812
gneiss 0.875 38681
palaeozoic 0.874 17635
mesozoic 0.871 21369
chert 0.870 49404
silurian 0.865 24411
eocene 0.864 39949
dalradian 0.858 31062
archaean 0.858 68387
greywacke 0.856 72592
devonian 0.855 17422
triassic 0.854 19513
unconformably 0.850 99989
dinantian 0.850 48032
igneous 0.847 20899
cretaceous 0.846 15845
miocene 0.846 31987
pleistocene 0.842 19850
sedimentary 0.840 16591
namurian 0.838 53188