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Black pumice

French translation: pierre ponce noire / d'origine volcanique

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GLOSSARY ENTRY (DERIVED FROM QUESTION BELOW)

English term or phrase:	Black pumice
French translation:	pierre ponce noire / d'origine volcanique
Entered by:	Nicole Dargere

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23:17 Jan 16, 2009

English to French translations [PRO]
Marketing - Agriculture / gardening

English term or phrase: Black pumice

A volcanic-based light-weight hard pumice with a neutral
pH (6.2) and high air porosity (42%). Black pumice can be used as a coarse-grain component for potting mixes or soil.

Nicole Dargere KudoZ activity Questions: 392 (none open) (4 without valid answers) (1 closed without grading) Answers: 98 Canada
Local time: 14:18

pierre ponce noire / d'origine volcanique

Explanation:
Termium :

pumice = pierre ponce

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Note added at 15 mins (2009-01-16 23:32:47 GMT)
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La couleur noire indique que la pierre ponce est d'origine volcanique; les cendres lui donnent sa couleur.