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black piqué [1 record]
Record 1 - internal organization data 2017-05-12
Record 1, English
Record 1, Subject field(s)
- Gemmology
- Diamond Industry
Record 1, Main entry term, English
- black piqué 1, record 1, English, black%20piqu%C3%A9
Record 1, Abbreviations, English
Record 1, Synonyms, English
- black spot 1, record 1, English, black%20spot
- dark spot 1, record 1, English, dark%20spot
- carbon spot 2, record 1, English, carbon%20spot
avoid, see observation
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
A dark inclusion in a diamond. 3, record 1, English, - black%20piqu%C3%A9
Record number: 1, Textual support number: 1 CONT
If a black piqué is left in the point of the culet, the whole stone will seem black. 4, record 1, English, - black%20piqu%C3%A9
Record number: 1, Textual support number: 1 OBS
With the naked eye, [included] crystals may look like white or black spots or tiny dots. Sometimes you may hear black marks referred to as carbon spots, but this can mislead people into believing that coal particles are in their diamonds. ... Dark inclusions in diamond were for generations called carbon spots, although it is now known that amorphous carbon does not occur as inclusions. 5, record 1, English, - black%20piqu%C3%A9
Record 1, French
Record 1, Domaine(s)
- Gemmologie
- Industrie diamantaire
Record 1, Main entry term, French
- cristaux noirs
1, record 1, French, cristaux%20noirs
proposal, masculine noun, plural
Record 1, Abbreviations, French
Record 1, Synonyms, French
- crapaud 2, record 1, French, crapaud
masculine noun, France
- points de carbone 3, record 1, French, points%20de%20carbone
avoid, see observation, masculine noun, plural
Record 1, Textual support, French
Record number: 1, Textual support number: 1 DEF
Inclusion foncée dans un diamant. 4, record 1, French, - cristaux%20noirs
Record number: 1, Textual support number: 1 CONT
Le clivage consiste à fendre la pierre en plusieurs morceaux de façon à dégrossir sa forme tout en éliminant les défauts (points noirs, glaces, etc.) et en recherchant l'utilisation la plus avantageuse du brut. 5, record 1, French, - cristaux%20noirs
Record number: 1, Textual support number: 1 OBS
À l'œil nu, ces cristaux [inclus] peuvent ressembler à des taches noires ou blanches ou encore à des points minuscules. Parfois, l'expression «points de carbone» est utilisée pour décrire ces taches noires et certaines personnes croient alors que leur diamant contient des particules de charbon. [...] pendant des années, les inclusions foncées dans le diamant étaient qualifiées de «points de carbone»; on sait maintenant que le carbone à l'état amorphe ne se trouve pas en inclusion. 6, record 1, French, - cristaux%20noirs
Record 1, Spanish
Record 1, Textual support, Spanish
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