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单词 pandaite
释义

pandaiten.

Brit. /ˈpandə(r)ʌɪt/, U.S. /ˈpændəˌaɪt/
Forms: 1900s– pandaite, 1900s– pandaïte.
Origin: From a proper name, combined with an English element. Etymons: proper name Panda , -ite suffix1.
Etymology: < the name of Panda Hill in Mbeya, Tanzania, where the mineral was first found + -ite suffix1.
Mineralogy.
= bariopyrochlore n.
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
1959 E. Jäger et al. in Mineral. Mag. 32 24 Some authors prefer to include under pyrochlore all the members of the group. Others give distinct names to the various members of this group. We prefer the latter and therefore propose to give the mineral described above the name of pandaite (after Panda Hill). This name shall be used for those minerals of the pyrochlore group in which Ba predominates over other elements in the A positions.
1971 Mineralium Deposita 6 155/1 The mineral from Bingo [in the Congo] is a hydrated rare-earth variety of pandaïte.
1977 Amer. Mineralogist 62 407 Pandaite..is a synonym for bariopyrochlore. The name should be dropped.
1998 Aerosol Sci. & Technol. 29 128/1 The mineral is crushed, and afterwards the pandaite is concentrated in electromagnetic separators.
This entry has been updated (OED Third Edition, March 2005; most recently modified version published online March 2022).
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n.1959
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