Calcium_carbonate.jpg
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Summary
| Description |
English:
A sample of
calcium carbonate
(CaCO
3
).
Čeština:
Vzorek uhličitanu vápenatého (CaCO
3
).
|
| Date | August 2005 ; 24 August 2005 (according to Exif data) |
| Source | |
| Author | Picture taken August 2005 by User:Walkerma . |
|
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public domain
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