Pyrope Garnet and Montana Sapphires Highlight Winter 2015 G&G
G&G Brief presents an overview of the content of the Winter 2015 issue of Gems & Gemology.
Purple Pyrope-Almandine Garnet From Mozambique
Analysis of attractive purple garnets from a new deposit in central Mozambique.
Demantoid from Val Malenco, Italy: Review and Update
New data are presented for demantoid from Val Malenco, Italy, as obtained by classical gemological methods.
New Chromium- and Vanadium-Bearing Garnets from Tranoroa, Madagascar
Pyrope-spessartine garnets from Tranoroa, in southern Madagascar, contain appreciable Cr and somewhat lower V contents.
Garnets from Madagascar with a Color Change of Blue-Green to Purple
Gemological, chemical, spectroscopic, and microscopic properties of blue-green color-change garnets from a new deposit near Bekily, Madagascar, are given.
Pyrope garnets occur in near-colorless to light orange and pink, as well as the familiar red.
The Elahera Gem Field in Central Sri Lanka
The Elahera gem field currently provides approximately 35% of the gemstones exported from Sri Lanka.
Bohemian Garnet – Today
Red garnets have been mined in the Bohemian Hills of Czechoslovakia since the 16th century.
A Proposed New Classification for Gem-Quality Garnets
Eight garnet species are defined and methods of identification are described.
A Status Report on Gemstones from Afghanistan
An overview of the plentiful and various gem materials being discovered and produced in Afghanistan.