Adadin atomic na thulium element shine 69 kuma nauyinsa shine 168.93421. Abubuwan da ke cikin ɓawon ƙasa shine kashi biyu cikin uku na 100000, wanda shine mafi ƙanƙanta mafi ƙarancin abubuwan da ke cikin ƙasa. Ya fi zama a cikin silico beryllium yttrium ore, black rare earth zinariya ore, phosphorus ytt ...
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