Polished Carnelian Gemstone
Carnelian (also spelled cornelian) is a brownish-red mineral which is commonly used as a semi-precious gemstone. Similar to carnelian is sard, which is generally harder and darker. (The difference is not rigidly defined, and the two names are often used i
Picture No
13628937
Media ID
43109929
Size
4928px x 3264px
(4.7MB)
Credit
Mark A. Schneider /Science Source/ www.ardea.com
Category
NA
Availability
Available in UK only. No agents
Ardea Picture Library
Picture No
13628937
Contributor Ref
SCS-90078171
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Chalcedony Cornelian Dioxide Gemstone Mineralogy Oxide Polished Precious Semi Semiprecious Silica Silicon
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