Aaron Palke
Position: Senior Manager, Research, Colored Stone Identification, Carlsbad, USA
Areas of expertise: colored stone geology and geochemistry, geographic origin determination of colored stones, heat treatment of ruby, sapphire, and other colored stones, colorimetric analysis and chromophore studies in gemstones
Selected Published Research
- Melt inclusions in alluvial sapphires from Montana, USA: Formation of sapphires as a restitic component of lower crustal melting? Lithos (2017)
- Origin of sapphires from a lamprophyre dike at Yogo Gulch, Montana, USA: Clues from their melt inclusions. Lithos (2016)
- Geographic Origin Determination of Blue Sapphire. Gems & Gemology (2019)
- Identification of Opaque Sulfide Inclusions in Rubies from Mogok, Myanmar and Montepuez, Mozambique. Minerals (2020)
- How to facet gem-quality chrysoberyl: Clues from the relationship between color and pleochroism, with spectroscopic analysis and colorimetric parameters. American Mineralogist (2017)
- Vanadium - and Chromium-Bearing Pink Pyrope Garnet: Characterization and Quantitative Colorimetric Analysis. Gems & Gemology (2015)
Education
- BSc in Geology from The University of Tulsa 2008
- PhD in Geology from Stanford University 2014
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