Showing posts with label Aaron C. Palke. Show all posts
Showing posts with label Aaron C. Palke. Show all posts
Friday, November 08, 2019

Rubies From Rock Creek, Montana

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Take a look. Useful link: https://www.gia.edu/gems-gemology/summer-2019-gemnews-rubies-from-rock-creek-montana
Tuesday, November 05, 2019

Separation Of Kornerupine And Prismatine

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Follow the standard gem identification methodology. Useful link: https://www.gia.edu/gems-gemology/summer-2019-labnotes-separation-of-...
Thursday, August 29, 2019

Color-Change Spessartine Garnet: A First Report

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A collector's gemstone. Useful link: https://www.gia.edu/gems-gemology/summer-2019-labnotes-color-change-spessartine-garnet-first-...
Wednesday, August 14, 2019

A New Method For Determining Gem Tourmaline Species By LA-ICP-MS

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Simple gemological tests to separate various species and their varieties in the tourmaline group is difficult. LA-ICP-MS is beyond the reach...
Tuesday, December 04, 2018

Gemological Characterization Of Sapphires From Yogo Gulch, Montana

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Take note. Useful link: https://www.gia.edu/gems-gemology/summer-2018-gemological-characterization-of-sapphires-from-yogo-gulch-montana
Friday, October 05, 2018

Discovery Of Color-Change Chrome Grossular Garnets From Ethiopia

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Take a look. Useful link: https://www.gia.edu/gems-gemology/summer-2018-gemnews-discovery-of-color-change-chrome-grossular-garnets-from-e...
Wednesday, September 05, 2018

Gemological Characterization Of Sapphires From Yogo Gulch, Montana

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A must visit. Useful link: https://www.gia.edu/gems-gemology/summer-2018-gemological-characterization-of-sapphires-from-yogo-gulch-montan...
Wednesday, December 13, 2017

Blue-Green Pyrope-Spessartine Garnet With High Vanadium

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Take a look. Useful link: https://www.gia.edu/gems-gemology/fall-2017-gemnews-blue-green-pyrope-spessartine
Wednesday, March 30, 2016

Vanadium - And Chromium-Bearing Pink Pyrope Garnet

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A must read. Useful link: http://www.gia.edu/gems-gemology/winter-2015-vanadium-chromium-bearing-pink-pyrope-garnet-characterization-quan...
Friday, March 04, 2016

Vanadium And Chromium-Bearing “Color-Change” Pyrope Garnet

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One of a kind colored stone. Useful link: http://www.gia.edu/gia-news-research/vanadium-chromium-bearing-color-change-pyrope-garnet