SimilarityRank
permian 0.909 18568
ordovician 0.901 22032
metamorphic 0.878 30217
precambrian 0.874 28924
triassic 0.870 19513
devonian 0.870 17422
silurian 0.865 24411
dalradian 0.864 31062
greywacke 0.864 72592
mesozoic 0.864 21369
carboniferous 0.860 10443
namurian 0.859 53188
glaciation 0.856 30769
pleistocene 0.855 19850
proterozoic 0.854 68404
sedimentary 0.848 16591
fossiliferous 0.846 85110
cretaceous 0.846 15845
stratiform 0.845 79354
chert 0.842 49404
facies 0.841 23456
dinantian 0.840 48032
metasediment 0.838 45948
metamorphism 0.836 50754
igneous 0.836 20899