单词 | bariopyrochlore |
释义 | bariopyrochloren. Mineralogy. A mineral of the pyrochlore group consisting of a basic niobate of barium (usually containing some strontium and tantalum) which belongs to the cubic crystal system and occurs as yellow or white octahedral crystals. Also called pandaite. ΘΚΠ the world > the earth > minerals > types of mineral > oxides and hydroxides > [noun] > oxides of titanium, tantalum, nickel, or rare earths > pyrochlore or microlite pyrochlore1830 microlite1835 neotantalite1903 pandaite1959 bariopyrochlore1977 1977 D. D. Howarth in Amer. Mineralogist 62 407 Pandaite..is a synonym for bariopyrochlore. The name should be dropped. 2001 Canad. Mineralogist 39 1075/1 A concentrate of bariopyrochlore with BaO up to 19%..from Araxá was used. This is a new entry (OED Third Edition, December 2005; most recently modified version published online December 2021). < n.1977 |
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