Definition of Bastnasite. Meaning of Bastnasite. Synonyms of Bastnasite

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Definition of Bastnasite

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Meaning of Bastnasite from wikipedia

- The mineral bastnäsite (or bastnaesite) is one of a family of three fluorocarbonate minerals, which includes bastnäsite-(Ce) with a formula of (Ce, La)CO3F...
- rare earth elements: aeschynite-(Ce) aeschynite-(Y) allanite apatite bastnäsite britholite brockite cerite dollaseite-(Ce) fluocerite fluorite gadolinite...
- other rare-earth elements in minerals such as those of the mo****te and bastnäsite groups, cerium is easy to extract from its ores, as it can be distinguished...
- Neodymium is present in significant quantities in the minerals mo****te and bastnäsite. Neodymium is not found naturally in metallic form or unmixed with other...
- contains 8% to 12% rare-earth oxides, mostly contained in the mineral bastnäsite. Gangue minerals include calcite, barite, and dolomite. It is regarded...
- lanthanide minerals such as mo****te, relative to the chondritic abundance. Bastnäsite tends to show less of a negative europium anomaly than does mo****te,...
- almost three times as abundant as lead. In minerals such as mo****te and bastnäsite, lanthanum composes about a quarter of the lanthanide content. It is extracted...
- small; Hoffman et al. estimated its content in the rare-earth mineral bastnasite as c244 = 1.0×10−18 g/g, which corresponded to the content in the Earth...
- several minerals including cerite, gadolinite, samarskite, mo****te and bastnäsite, the last two being the most common commercial sources of the element...
- LREE bastnäsite ((Ce, La, etc.)(CO3)F) contain on average 0.1% yttrium compared to the 99.9% for the 16 other REEs. The main source of bastnäsite from...