A play of words, a method of description, comparing something to a known item, a panarama of colors -- these all describe what are call "rainbows". Almost everyone knows what the "rainbow" in the sky after a thunderstom is and why it is present. But that same play of colors also describes several different kinds of gemstones. The following are several of the more commonly found gemstones with "rainbow" in their name.
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A necklace with the major pieces being 'Rainbow' Agate .
An interesting piece of 'rainbow' Calsicila from Mexico.
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A pendant made from 'rainbow' Fluorite from Indiana.
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..A newer find called 'Rainbow' Pyrite from China..
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An old favorite among the lapidary community, 'rainbow' Obsidian.
An interesting piece of Chalcedony, that over the years has come to be know as the "rainbow" rock.
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