Difference between revisions of "Chalk"
From LIAS Glossary
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| − | '''chalk''' ( | + | '''chalk''' ([[Category:Noun]][[:Category:Noun|noun]], [[Category:No plural]][[:Category:No plural|no plural]]; [[Category:Ecology term]][[:Category:Ecology term|ecology term]], [[Category:Substrate term]][[:Category:Substrate term|Substrate term]]) – a soft compact [[calcite]], CaCO3, with varying amounts of silica, quartz, feldspar, or other mineral impurities, generally grey-white or yellow-white and derived chiefly from fossil seashells. |
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Latest revision as of 02:00, 7 December 2005
chalk (noun,no plural;ecology term,Substrate term) – a soft compact calcite, CaCO3, with varying amounts of silica, quartz, feldspar, or other mineral impurities, generally grey-white or yellow-white and derived chiefly from fossil seashells.
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