Related by context. Frequent words. (Click for all words.) 52 tanzanite 52 diamonds 51 Letseng 51 tin ore 50 diamond 50 karats 50 carat stone 49 carats 47 rubies 47 precious stones 46 lapis 46 Baomahun 46 cassiterite 45 gemstones 45 rough diamonds 45 alluvial diamond 45 Gem Diamonds 45 diamond polishing 44 minerals 44 cocoa grower 44 Cullinan mine 44 precious gems 44 Marange diamond fields 43 bauxite 43 jewellry 43 bauxite deposits 43 gemstone 43 Chapada 43 copper cathodes 42 AK6 42 mining 42 polished diamond 42 Diavik Mine 42 Endiama 42 carat diamonds 42 Rough diamond 42 uncut diamonds 41 polished diamonds 41 Petra Diamonds 41 uncut diamond 41 Diavik 41 Dutwa 41 rutile 41 Marange diamonds 41 carat 41 mineral sands 41 cobalt 40 Graff Diamonds 40 copper cobalt 40 Diagem 40 group metals PGMs 40 Tanzanite 40 diamonds mined 40 ALROSA 39 diamond brooch 39 illicit opium 39 Gemfields 39 sapphire ring 39 carat diamond 39 semi precious stones 39 De Beers 39 beneficiation 39 Boroo 38 mineral 38 Alrosa 38 mines 38 manganese ore 38 ilmenite 38 sapphire 38 IDEX Online 38 Koidu 38 jeweled 38 colored gemstones 38 Harry Winston 38 alluvial gold 38 Marange fields 37 zinc concentrates 37 export earner 37 Kimberley Process Certification Scheme 37 elephant ivory 37 RAPAPORT 37 US6 37 R# #/kg [003] 37 coltan 37 caustic fusion 37 emeralds 37 diamond encrusted 37 opals 37 lapis lazuli 37 Gemstones 37 exporter 37 Saxendrift 37 tantalum 37 cubic zirconia 37 jade 37 De Beers Diamond 37 jewelries 37 sapphires 37 ivory 36 blue sapphire 36 troy ounces