单词 | pickeringite |
释义 | ˈpickeringite Min. [Named 1844 after John Pickering, President of the American Academy: see -ite1.] A hydrous sulphate of aluminium and magnesium, found in Peru and Nova Scotia, in masses of silky white fibres, and as acicular crystals.
1844Amer. Jrnl. Sc. XLVI. 360 Pickeringite a native magnesian alum. |

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