Difference between revisions of "Calcite"
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(New page: thumb|300px'''Calcite''' is made of calcium carbonate (CaCO3). Generally white to clear, it is easily scratched with knife. Most seashells are made of...) |
(number 3 on the Mohs Hardness Scale) |
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| − | [[Image:Calcite.jpg|thumb|300px]]'''Calcite''' is made of [[calcium carbonate]] (CaCO3). Generally [[white]] to [[clear]], it is easily scratched with knife. Most [[seashell]]s are made of calcite or related minerals. This is the 'lime' of [[limestone]].<ref>http://wrgis.wr.usgs.gov/docs/parks/rxmin/mineral.html#amphibole</ref> | + | [[Image:Calcite.jpg|thumb|300px]]'''Calcite''' is made of [[calcium carbonate]] (CaCO3). Generally [[white]] to [[clear]], it is easily scratched with knife. Calcite is number 3 on the [[Mohs Hardness Scale]]. Most [[seashell]]s are made of calcite or related minerals. This is the 'lime' of [[limestone]].<ref>http://wrgis.wr.usgs.gov/docs/parks/rxmin/mineral.html#amphibole</ref> |
==References== | ==References== | ||
Latest revision as of 07:22, May 14, 2008
Calcite is made of calcium carbonate (CaCO3). Generally white to clear, it is easily scratched with knife. Calcite is number 3 on the Mohs Hardness Scale. Most seashells are made of calcite or related minerals. This is the 'lime' of limestone.[1]