Talk:Ripanga pūmotu
Nō Wikipedia Māori
He reo Pākehā ēnei wāhanga, ka waiho i konei:
Takanga tūturu
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those with solid borders have isotopes that are older than the Earth (Primordial elements)
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those with dashed borders naturally arise from decay of other chemical elements
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those with dotted borders do not occur naturally (pūmotu waihanga)
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those without borders have not been discovered yet