HHomeBackground Color:He
LiBeCalcium Main PageBlack White GrayBCNOFNe
NaMgCalcium Pictures PageAlSiPSClAr
KCaCalcium Technical DataScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLrRfDbSgBhHsMtDsRgCnUutUuqUupUuhUusUuo

Holey limestone
An example of the element Calcium

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Holey limestone.
This is "holey limestone" from Texas. Not to be confused with "holy rock".
Source: eBay seller endo80
Contributor: Theodore Gray
Acquired: 8 February, 2009
Text Updated: 8 February, 2009
Price: $16
Size: 8"
Composition: CaCO3
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