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单词 johachidolite
释义 johachidolite Min.|dʒəʊhæˈtʃɪdəlaɪt|
[f. Jōhachidō, Japanese name for the village of Sāng-pal-dong in Kilchu Co., North Hamgyong Province, Korea: see -lite.]
A colourless hydrous fluoborate of sodium, calcium, and aluminium, Na4Ca6Al8B10O25(OH, F)20.
1942Iwase & Saito in Sci. Papers Inst. Physical & Chem. Res. (Tokyo) XXXIX. 302 Investigation on chemical composition and determination of some physical constants convincingly demonstrate that the blue fluorescent mineral here studied is a new mineral species for which we would like to present the name jōhachidōlite after Jōhachidō district, where we have come across it.1968Amer. Mineralogist LIII. 2082 (heading) Johachidolite, a revised chemical formula.
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