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ULTRA-MAFIC COMPLEX [1 record]
Record 1 - internal organization data 2011-12-12
Record 1, English
Record 1, Subject field(s)
- Petrography
- Geochemistry
Record 1, Main entry term, English
- ultramafic complex
1, record 1, English, ultramafic%20complex
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 CONT
Typical ophiolite sequences are comprised of a thin layer of deep-sea sediments, overlying a sequence of basaltic pillow lavas, sheeted dike complexes, foliated to layered gabbro, and finally an ultramafic complex, which can have an exposed thickness of up to 7 km. This ultramafic section of ophiolite sequences can vary in composition; however, it is most commonly dominated by varieties of peridotite typically associated with the mantle such as harzburgite (olivine and orthopyroxene rich), and lherzolite (olivine, ortho- and clinopyroxene rich), with secondary wehrlite (clinopyroxene and olivine rich) and dunite (olivine rich) ... 2, record 1, English, - ultramafic%20complex
Record number: 1, Textual support number: 1 OBS
ultramafic complex: term used at Natural Resources Canada - Earth Sciences Sector. 3, record 1, English, - ultramafic%20complex
Record 1, Key term(s)
- ultra-mafic complex
- ultra mafic complex
Record 1, French
Record 1, Domaine(s)
- Pétrographie
- Géochimie
Record 1, Main entry term, French
- complexe ultramafique
1, record 1, French, complexe%20ultramafique
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
Les participants à la conférence de Penrose en 1972 [...] ont défini le terme «ophiolite» comme étant un assemblage distinctif de roches mafiques à ultramafiques qui comprend, de haut en bas 1) un complexe ultramafique consistant en proportion variable d'harzburgite, de lherzolite et de dunite ayant habituellement une fabrique tectonique, 2) un complexe gabbroïque à texture de cumulats [...], 3) un complexe de dykes, 4) un complexe de roches volcaniques généralement en coussin. 2, record 1, French, - complexe%20ultramafique
Record number: 1, Textual support number: 1 OBS
complexe ultramafique : terme en usage à Ressources naturelles Canada - Secteur des sciences de la Terre. 3, record 1, French, - complexe%20ultramafique
Record 1, Spanish
Record 1, Textual support, Spanish
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