Abstract
With the price of fine sapphire climbing to new heights in the late 1980s, the search is on for replacement blues. One gem that some dealers mention as a sapphire substitute is indicolite, a member of the tourmaline group whose name comes from indigo but whose finest colors more often suggest the menthol blue of topaz than the denim-to-dusky blues of corundum.
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© 1990 Modern Jeweler Magazine
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Federman, D. (1990). Indicolite. In: Modern Jeweler’s Consumer Guide to Colored Gemstones. Springer, Boston, MA. https://doi.org/10.1007/978-1-4684-6488-7_23
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DOI: https://doi.org/10.1007/978-1-4684-6488-7_23
Publisher Name: Springer, Boston, MA
Print ISBN: 978-1-4684-6490-0
Online ISBN: 978-1-4684-6488-7
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