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单词 sainfeldite
释义 sainfeldite Min.|ˈseɪnfɛldaɪt|
[a. F. sainfeldite (R. Pierrot 1964, in Bull. de la Soc. franç. de Min. et de Crist. LXXXVII. 180/1), f. the name of P. Sainfeld who collected the material: see -ite1.]
A hydrous arsenate of calcium, Ca5H2(AsO4)4.4H2O, occurring as small rosettes of transparent monoclinic crystals.
1964Chem. Abstr. LXI 14371 Three new naturally occurring minerals, which were already known as synthetic compounds, were weilite.., rauenthalite.., and sainfeldite.1972Bull. de la Soc. franç. de Min. et de Crist. XCV. 33/2 Sainfeldite is the least hydrated member of the group including vladimirite, Ca5H2(AsO4)4.5H2O, and guérinite, Ca5H2(ASO4)4.9H2O.
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