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1-800-421-7250
Analyses the chemical composition and inclusion characteristics of this ancient artefact.
Read MorePyrope-spessartine garnets from Tranoroa, in southern Madagascar, contain appreciable Cr and somewhat lower V contents.
Read MoreGemmological, chemical, spectroscopic and microscopic properties of blue-green colour-change garnets from a new deposit near Bekily, Madagascar, are given.
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Red garnets have been mined in the Bohemian Hills of Czechoslovakia since the 16th century.
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Pyrope garnets occur in near-colourless to light orange and pink, as well as the familiar red.
Read MoreThe Elahera gem field currently provides approximately 35% of the gemstones exported from Sri Lanka.
Read MoreEight garnet species are defined and methods of identification are described.
Read MoreAn overview of the plentiful and various gem materials being discovered and produced in Afghanistan.
Read MoreGem-quality andradites are easy to distinguish chemically from other types of gem garnets.
Read MoreAn overview of previous red-to-violet garnet classification schemes and a proposal for a new one.
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