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PEGMATITE DEPOSIT [1 record]
Record 1 - internal organization data 2004-07-26
Record 1, English
Record 1, Subject field(s)
- Petrography
- Various Metal Ores
Record 1, Main entry term, English
- pegmatite deposit
1, record 1, English, pegmatite%20deposit
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- pegmatitic deposit 2, record 1, English, pegmatitic%20deposit
correct
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
[A] deposit .... found in or near igneous rocks and at the outer margins of intrusive masses. 3, record 1, English, - pegmatite%20deposit
Record number: 1, Textual support number: 1 CONT
Pegmatite deposits account for nearly all historical Canadian production of tantalum, cesium, and lithium, and contain most of the known reserves of these commodities. 2, record 1, English, - pegmatite%20deposit
Record number: 1, Textual support number: 1 OBS
[These deposits] have the composition of igneous rock but contain a smaller range of minerals; consequently they are derived from very thin fluids. Pegmatites are usually coarsely crystalline. They frequently contain valuable gem minerals, such as garnet, topaz, beryl, emerald, tourmaline, and sapphire. 3, record 1, English, - pegmatite%20deposit
Record 1, French
Record 1, Domaine(s)
- Pétrographie
- Minerais divers (Mines métalliques)
Record 1, Main entry term, French
- pegmatite minéralisée
1, record 1, French, pegmatite%20min%C3%A9ralis%C3%A9e
correct, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
- gisement pegmatitique 2, record 1, French, gisement%20pegmatitique
correct, masculine noun
- gîte pegmatitique 3, record 1, French, g%C3%AEte%20pegmatitique
correct, masculine noun
- gîte de pegmatite 4, record 1, French, g%C3%AEte%20de%20pegmatite
correct, masculine noun
- gîte de pegmatites 5, record 1, French, g%C3%AEte%20de%20pegmatites
correct, masculine noun
- gisement de pegmatites 1, record 1, French, gisement%20de%20pegmatites
correct, masculine noun
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
[...] les gîtes pegmatitiques formés par des circulations de fluides en état supercritique [...]. Il s'agit encore de différenciations magmatiques mais portant sur des parties légères, ou rendues légères par dissolution des magmas [...]. Elles donnent de nombreuses substances non métalliques mais peu de métaux : le wolfram, la cassitérite qui leur sont souvent associés [...] 6, record 1, French, - pegmatite%20min%C3%A9ralis%C3%A9e
Record number: 1, Textual support number: 2 CONT
Les pegmatites minéralisées sont à l'origine de presque toute la production de tantale, de césium et de lithium à ce jour au Canada, et elles contiennent la majorité des réserves connues de ces éléments utiles. 1, record 1, French, - pegmatite%20min%C3%A9ralis%C3%A9e
Record 1, Spanish
Record 1, Textual support, Spanish
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