| 释义 |
spangolite Min.|ˈspæŋgəlaɪt|
[f. the name of Norman Spang, 19th-cent. U.S. mineral collector + -ol- + -ite1.]
A hydrated basic sulphate and chloride of copper and aluminium, Cu6AlSO4(OH)12Cl.3H2O, which is a secondary mineral found as pale green, prismatic or tabular, rhombohedral crystals.
1890S. L. Penfield in Amer. Jrnl. Sci. CXXXIX. 371, I take pleasure in not only expressing at this time my thanks to Mr. Spang for his kindness but also in naming the mineral..Spangolite after him. 1949Amer. Mineralogist XXXIV. 182 A few months ago, Mr. Hatfield Goudey..found a new occurrence of spangolite at Majuba Hill, Pershing County, Nevada. 1968I. Kostov Mineralogy 514 Spangolite is ditrigonal-pyramidal.., also with perfect {ob}001{cb} cleavage. |