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单词 papagoite
释义

papagoiten.

Brit. /pəˈpɑːɡəʊʌɪt/, U.S. /pəˈpɑɡoʊˌaɪt/, /pəˈpɑɡəˌwaɪt/
Origin: Formed within English, by derivation. Etymons: Papago n., -ite suffix1.
Etymology: < Papago n. + -ite suffix1.
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.
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the world > the earth > minerals > types of mineral > silicates > miscellaneous silicates > [noun] > of aluminium and others
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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).
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n.1960
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