316709
A general chemical formula of amphioble is ( Na , K ) 0-1 ( Ca , Na , Fe , Mg ) 2 ( Mg , Fe , Al ) 5 ( Si , Al ) 8O22 ( OH ) 2 .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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