单词 | papagoite |
释义 | papagoiten. Mineralogy. A rare copper-containing mineral found as blue prismatic crystals or crusts of radiating fibres.Papagoite is a basic silicate of calcium, copper, and aluminium, CaCuAlSi2O6(OH)3. Crystal system: monoclinic. ΘΚΠ the world > the earth > minerals > types of mineral > silicates > miscellaneous silicates > [noun] > of aluminium and others phillipsite1825 zunyite1885 pholidolite1890 ussingite1914 leifite1917 naujakasite1933 karpinskyite1956 papagoite1960 1960 C. O. Hutton & A. C. Vlisidis in Amer. Mineralogist 55 600 The mineral described herein has been named papagoite after the Indian tribe that inhabited the area in which the active mining center of Ajo is situated. 1998 Jrnl. Solid State Chem. 141 536/1 Similar to the arrangement in cualsite, the [AlO6] octahedra in papagoite are also connected by [Si2O7] diortho groups. This entry has been updated (OED Third Edition, March 2005; most recently modified version published online March 2022). < n.1960 |
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