A vague term loosely applied to any opaque stone such as is usually used in making a mosaic, or to certain hard opaque gemstones that are carved as a cameo, e.g. onyx, agate, cornelian, etc.
Hardstone
This glossary entry has not yet been updated and is under review.
Explanation on hardstone by Adin antique jewelry
Adin Academy
Hardstone
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A vague term loosely applied to any opaque stone such as is usually used in making a mosaic, or to certain hard opaque gemstones that are carved as a cameo, e.g. onyx, agate, cornelian, etc.
Also known as:
References
From: An Illustrated Dictionary of Jewelry, autor: Harold Newman, publishers: Thames and Hudson
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