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The Government of Canada’s terminology and linguistic data bank.
ORTHOCUMULAT [11 records]
Record 1 - internal organization data 2003-10-27
Record 1, English
Record 1, Subject field(s)
- Petrography
Record 1, Main entry term, English
- orthocumulate
1, record 1, English, orthocumulate
correct, noun
Record 1, Abbreviations, English
Record 1, Synonyms, English
- orthocumulate rock 2, record 1, English, orthocumulate%20rock
correct
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
A cumulate composed chiefly of one or more cumulus minerals plus the crystallization products of the intercumulus liquid. 3, record 1, English, - orthocumulate
Record number: 1, Textual support number: 1 CONT
The massive chromitites at Kemi and Bird River Sill contain 50 to 70 modal per cent chromite and are texturally orthocumulate rocks. 2, record 1, English, - orthocumulate
Record number: 1, Textual support number: 1 OBS
The distinction between orthocumulates, mesocumulates, and adcumulates is reflected directly in the ore grade and also partly determines whether the ore must be beneficiated prior to smelting; it is therefore of great economic significance. 2, record 1, English, - orthocumulate
Record 1, French
Record 1, Domaine(s)
- Pétrographie
Record 1, Main entry term, French
- orthocumulat
1, record 1, French, orthocumulat
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 chromitites massives du gisement de Kemi et du Filon-couche de Bird River contiennent, selon l’analyse modale, entre 50 et 70 % de chromite et constituent, en termes texturaux, des orthocumulats. 1, record 1, French, - orthocumulat
Record number: 1, Textual support number: 1 OBS
La distinction entre orthocumulat, mésocumulat et adcumulat se traduit directement dans la teneur du minerai et détermine en partie si le minerai doit être enrichi avant l'étape de fusion; elle est donc de grande importance économique. 1, record 1, French, - orthocumulat
Record number: 1, Textual support number: 2 OBS
cumulat : Roche magmatique grenue, formée de l’accumulation et de la cimentation de cristaux denses automorphes au sein d’un magma, lors de la cristallisation fractionnée. 2, record 1, French, - orthocumulat
Record 1, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2003-10-09
Record 2, English
Record 2, Subject field(s)
- Metals Mining
Record 2, Main entry term, English
- orthocumulate layer
1, record 2, English, orthocumulate%20layer
correct
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, Textual support, English
Record number: 2, Textual support number: 1 CONT
... with further cooling and crystallization, the mixed magma layer, containing PGE-enriched sulphide, crystals, and liquid, becomes more dense than underlying liquid and descends (as downspouts) to the base of the intrusion, forming a loosely-packed, PGE-rich orthocumulate layer, the PGE reef ... 1, record 2, English, - orthocumulate%20layer
Record 2, French
Record 2, Domaine(s)
- Mines métalliques
Record 2, Main entry term, French
- couche d'orthocumulat
1, record 2, French, couche%20d%27orthocumulat
correct, feminine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 CONT
[...] à mesure que se poursuit le refroidissement et la cristallisation, la couche de magma hybride, qui contient des sulfures enrichis en ÉGP, des cristaux et une phase liquide, devient plus dense que les liquides sous-jacents et s’enfonce(sous forme de colonnes descendantes) vers la base de l'intrusion, formant une couche d’orthocumulat riche en ÉGP et peu compacté, ce qui constitue l'horizon minéralisé à ÉGP [...] 1, record 2, French, - couche%20d%27orthocumulat
Record 2, Spanish
Record 2, Textual support, Spanish
Record 3 - internal organization data 2003-10-09
Record 3, English
Record 3, Subject field(s)
- Metals Mining
- Geochemistry
Record 3, Main entry term, English
- supersolidus conditions
1, record 3, English, supersolidus%20conditions
correct, plural
Record 3, Abbreviations, English
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 CONT
Pegmatitic textures and hydrous minerals common to PGE reefs may be products of: 1) the trapping of excess volatiles migrating upward from lower cumulates by relatively abundant intercumulus liquid within the orthocumulate reef; and 2) recrystallization of the reef cumulate phases in the presence of volatile-rich intercumulus liquid under supersolidus conditions ... 1, record 3, English, - supersolidus%20conditions
Record 3, French
Record 3, Domaine(s)
- Mines métalliques
- Géochimie
Record 3, Main entry term, French
- conditions suprasolidus
1, record 3, French, conditions%20suprasolidus
correct, feminine noun, plural
Record 3, Abbreviations, French
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 CONT
Les textures pegmatitiques et les minéraux hydratés dont la présence est commune dans les horizons minéralisés à ÉGP peuvent être le résultat des processus suivants : 1) capture d’éléments volatils en excès migrant vers le haut à partir de cumulats inférieurs par l'intermédiaire des liquides intercumulus relativement abondants au sein de l'horizon d’orthocumulat; et 2) recristallisation des minéraux cumulus de l'horizon minéralisé en présence de liquide intercumulus riche en éléments volatils dans des conditions suprasolidus [...] 1, record 3, French, - conditions%20suprasolidus
Record 3, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 2003-10-09
Record 4, English
Record 4, Subject field(s)
- Geochemistry
- Metals Mining
Record 4, Main entry term, English
- intercumulus liquid
1, record 4, English, intercumulus%20liquid
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
Record 4, Textual support, English
Record number: 4, Textual support number: 1 CONT
Pegmatitic textures and hydrous minerals common to PGE reefs may be products of: 1) the trapping of excess volatiles migrating upward from lower cumulates by relatively abundant intercumulus liquid within the orthocumulate reef; and 2) recrystallization of the reef cumulate phases in the presence of volatile-rich intercumulus liquid under supersolidus conditions ... 1, record 4, English, - intercumulus%20liquid
Record 4, French
Record 4, Domaine(s)
- Géochimie
- Mines métalliques
Record 4, Main entry term, French
- liquide intercumulus
1, record 4, French, liquide%20intercumulus
correct, masculine noun
Record 4, Abbreviations, French
Record 4, Synonyms, French
Record 4, Textual support, French
Record number: 4, Textual support number: 1 CONT
Les textures pegmatitiques et les minéraux hydratés dont la présence est commune dans les horizons minéralisés à ÉGP peuvent être le résultat des processus suivants : 1) capture d’éléments volatils en excès migrant vers le haut à partir de cumulats inférieurs par l'intermédiaire des liquides intercumulus relativement abondants au sein de l'horizon d’orthocumulat; et 2) recristallisation des minéraux cumulus de l'horizon minéralisé en présence de liquide intercumulus riche en éléments volatils dans des conditions suprasolidus [...] 1, record 4, French, - liquide%20intercumulus
Record 4, Spanish
Record 4, Textual support, Spanish
Record 5 - internal organization data 2003-10-09
Record 5, English
Record 5, Subject field(s)
- Metals Mining
Record 5, Main entry term, English
- downspout
1, record 5, English, downspout
correct
Record 5, Abbreviations, English
Record 5, Synonyms, English
Record 5, Textual support, English
Record number: 5, Textual support number: 1 CONT
... with further cooling and crystallization, the mixed magma layer, containing PGE-enriched sulphide, crystals, and liquid, becomes more dense than underlying liquid and descends (as downspouts) to the base of the intrusion, forming a loosely-packed, PGE-rich orthocumulate layer, the PGE reef ... 1, record 5, English, - downspout
Record 5, French
Record 5, Domaine(s)
- Mines métalliques
Record 5, Main entry term, French
- colonne descendante
1, record 5, French, colonne%20descendante
correct, feminine noun
Record 5, Abbreviations, French
Record 5, Synonyms, French
Record 5, Textual support, French
Record number: 5, Textual support number: 1 CONT
[...] à mesure que se poursuit le refroidissement et la cristallisation, la couche de magma hybride, qui contient des sulfures enrichis en ÉGP, des cristaux et une phase liquide, devient plus dense que les liquides sous-jacents et s’enfonce(sous forme de colonnes descendantes) vers la base de l'intrusion, formant une couche d’orthocumulat riche en ÉGP et peu compacté, ce qui constitue l'horizon minéralisé à ÉGP [...] 1, record 5, French, - colonne%20descendante
Record 5, Spanish
Record 5, Textual support, Spanish
Record 6 - internal organization data 2003-10-09
Record 6, English
Record 6, Subject field(s)
- Metals Mining
- Geochemistry
Record 6, Main entry term, English
- mixed magma layer
1, record 6, English, mixed%20magma%20layer
correct
Record 6, Abbreviations, English
Record 6, Synonyms, English
Record 6, Textual support, English
Record number: 6, Textual support number: 1 CONT
... with further cooling and crystallization, the mixed magma layer, containing PGE-enriched sulphide, crystals, and liquid, becomes more dense than underlying liquid and descends (as downspouts) to the base of the intrusion, forming a loosely-packed, PGE-rich orthocumulate layer, the PGE reef ... 1, record 6, English, - mixed%20magma%20layer
Record 6, French
Record 6, Domaine(s)
- Mines métalliques
- Géochimie
Record 6, Main entry term, French
- couche de magma hybride
1, record 6, French, couche%20de%20magma%20hybride
correct, feminine noun
Record 6, Abbreviations, French
Record 6, Synonyms, French
Record 6, Textual support, French
Record number: 6, Textual support number: 1 CONT
[...] à mesure que se poursuit le refroidissement et la cristallisation, la couche de magma hybride, qui contient des sulfures enrichis en ÉGP, des cristaux et une phase liquide, devient plus dense que les liquides sous-jacents et s’enfonce(sous forme de colonnes descendantes) vers la base de l'intrusion, formant une couche d’orthocumulat riche en ÉGP et peu compacté, ce qui constitue l'horizon minéralisé à ÉGP [...] 1, record 6, French, - couche%20de%20magma%20hybride
Record 6, Spanish
Record 6, Textual support, Spanish
Record 7 - internal organization data 2003-10-09
Record 7, English
Record 7, Subject field(s)
- Metals Mining
Record 7, Main entry term, English
- orthocumulate reef
1, record 7, English, orthocumulate%20reef
correct
Record 7, Abbreviations, English
Record 7, Synonyms, English
Record 7, Textual support, English
Record number: 7, Textual support number: 1 CONT
Pegmatitic textures and hydrous minerals common to PGE reefs may be products of: 1) the trapping of excess volatiles migrating upward from lower cumulates by relatively abundant intercumulus liquid within the orthocumulate reef; and 2) recrystallization of the reef cumulate phases in the presence of volatile-rich intercumulus liquid under supersolidus conditions ... 1, record 7, English, - orthocumulate%20reef
Record 7, French
Record 7, Domaine(s)
- Mines métalliques
Record 7, Main entry term, French
- horizon d'orthocumulat
1, record 7, French, horizon%20d%27orthocumulat
correct, masculine noun
Record 7, Abbreviations, French
Record 7, Synonyms, French
Record 7, Textual support, French
Record number: 7, Textual support number: 1 CONT
Les textures pegmatitiques et les minéraux hydratés dont la présence est commune dans les horizons minéralisés à ÉGP peuvent être le résultat des processus suivants : 1) capture d’éléments volatils en excès migrant vers le haut à partir de cumulats inférieurs par l'intermédiaire des liquides intercumulus relativement abondants au sein de l'horizon d’orthocumulat; et 2) recristallisation des minéraux cumulus de l'horizon minéralisé en présence de liquide intercumulus riche en éléments volatils dans des conditions suprasolidus [...] 1, record 7, French, - horizon%20d%27orthocumulat
Record 7, Spanish
Record 7, Textual support, Spanish
Record 8 - internal organization data 2003-08-28
Record 8, English
Record 8, Subject field(s)
- Petrography
- Geochemistry
Record 8, Main entry term, English
- postcumulus sintering
1, record 8, English, postcumulus%20sintering
correct
Record 8, Abbreviations, English
Record 8, Synonyms, English
Record 8, Textual support, English
Record number: 8, Textual support number: 1 CONT
Hulbert and Von Gruenewaldt (1985) have argued persuasively that the high proportion of chromite in the Bushveld Complex chromitites results from postcumulus sintering of a chromite orthocumulate precursor. 1, record 8, English, - postcumulus%20sintering
Record 8, French
Record 8, Domaine(s)
- Pétrographie
- Géochimie
Record 8, Main entry term, French
- agglomération postcumulus
1, record 8, French, agglom%C3%A9ration%20postcumulus
correct, feminine noun
Record 8, Abbreviations, French
Record 8, Synonyms, French
Record 8, Textual support, French
Record number: 8, Textual support number: 1 CONT
Hulbert et Von Gruenewaldt(1985) ont avancé une hypothèse fort convaincante voulant que la proportion élevée de chromite dans les chromitites du Complexe du Bushveld résulte de l'agglomération postcumulus d’un orthocumulat à chromite formé antérieurement. 1, record 8, French, - agglom%C3%A9ration%20postcumulus
Record 8, Spanish
Record 8, Textual support, Spanish
Record 9 - internal organization data 2003-08-28
Record 9, English
Record 9, Subject field(s)
- Petrography
Record 9, Main entry term, English
- mesocumulate
1, record 9, English, mesocumulate
correct
Record 9, Abbreviations, English
Record 9, Synonyms, English
Record 9, Textual support, English
Record number: 9, Textual support number: 1 OBS
The distinction between orthocumulates, mesocumulates, and adcumulates is reflected directly in the ore grade and also partly determines whether the ore must be beneficiated prior to smelting; it is therefore of great economic significance. 1, record 9, English, - mesocumulate
Record 9, Key term(s)
- mesocumulate rock
Record 9, French
Record 9, Domaine(s)
- Pétrographie
Record 9, Main entry term, French
- mésocumulat
1, record 9, French, m%C3%A9socumulat
correct, masculine noun
Record 9, Abbreviations, French
Record 9, Synonyms, French
Record 9, Textual support, French
Record number: 9, Textual support number: 1 OBS
La distinction entre orthocumulat, mésocumulat et adcumulat se traduit directement dans la teneur du minerai et détermine en partie si le minerai doit être enrichi avant l'étape de fusion; elle est donc de grande importance économique. 1, record 9, French, - m%C3%A9socumulat
Record 9, Spanish
Record 9, Textual support, Spanish
Record 10 - internal organization data 2003-08-28
Record 10, English
Record 10, Subject field(s)
- Petrography
Record 10, Main entry term, English
- adcumulate rock
1, record 10, English, adcumulate%20rock
correct
Record 10, Abbreviations, English
Record 10, Synonyms, English
- adcumulate 2, record 10, English, adcumulate
correct
Record 10, Textual support, English
Record number: 10, Textual support number: 1 DEF
A cumulate formed by adcumulus growth, with intercumulus material comprising less than five percent of the rock. 3, record 10, English, - adcumulate%20rock
Record number: 10, Textual support number: 1 CONT
The Bushveld Complex ores contain more than 90 modal per cent chromite and are texturally adcumulate rocks. 1, record 10, English, - adcumulate%20rock
Record number: 10, Textual support number: 1 OBS
The distinction between orthocumulates, mesocumulates, and adcumulates is reflected directly in the ore grade and also partly determines whether the ore must be beneficiated prior to smelting; it is therefore of great economic significance. 1, record 10, English, - adcumulate%20rock
Record 10, French
Record 10, Domaine(s)
- Pétrographie
Record 10, Main entry term, French
- adcumulat
1, record 10, French, adcumulat
correct, masculine noun
Record 10, Abbreviations, French
Record 10, Synonyms, French
Record 10, Textual support, French
Record number: 10, Textual support number: 1 CONT
Les minerais du Complexe du Bushveld renferment, selon l’analyse modale, plus de 90 % de chromite et constituent, en termes texturaux, des adcumulats. 1, record 10, French, - adcumulat
Record number: 10, Textual support number: 1 OBS
La distinction entre orthocumulat, mésocumulat et adcumulat se traduit directement dans la teneur du minerai et détermine en partie si le minerai doit être enrichi avant l'étape de fusion; elle est donc de grande importance économique. 1, record 10, French, - adcumulat
Record 10, Spanish
Record 10, Textual support, Spanish
Record 11 - internal organization data 2003-08-28
Record 11, English
Record 11, Subject field(s)
- Petrography
Record 11, Main entry term, English
- chromite orthocumulate precursor
1, record 11, English, chromite%20orthocumulate%20precursor
correct
Record 11, Abbreviations, English
Record 11, Synonyms, English
Record 11, Textual support, English
Record number: 11, Textual support number: 1 CONT
Hulbert and Von Gruenewaldt (1985) have argued persuasively that the high proportion of chromite in the Bushveld Complex chromitites results from postcumulus sintering of a chromite orthocumulate precursor. 1, record 11, English, - chromite%20orthocumulate%20precursor
Record 11, French
Record 11, Domaine(s)
- Pétrographie
Record 11, Main entry term, French
- orthocumulat à chromite formé antérieurement
1, record 11, French, orthocumulat%20%C3%A0%20chromite%20form%C3%A9%20ant%C3%A9rieurement
correct, masculine noun
Record 11, Abbreviations, French
Record 11, Synonyms, French
Record 11, Textual support, French
Record number: 11, Textual support number: 1 CONT
Hulbert et Von Gruenewaldt(1985) ont avancé une hypothèse fort convaincante voulant que la proportion élevée de chromite dans les chromitites du Complexe du Bushveld résulte de l'agglomération postcumulus d’un orthocumulat à chromite formé antérieurement. 1, record 11, French, - orthocumulat%20%C3%A0%20chromite%20form%C3%A9%20ant%C3%A9rieurement
Record 11, Spanish
Record 11, Textual support, Spanish
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