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Epstein, D.S. (1988) Amethyst mining in Brazil. Gems & Gemmology: 44: 214-228.

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Year1988
Original EntryEpstein, D.S. (1988) Amethyst mining in Brazil. Gems & Gemmology: 44: 214-228.
Mindat Ref. ID16100263Long-form Identifiermindat:1:5:16100263:3
GUID0
Full ReferenceEpstein, D.S. (1988) Amethyst mining in Brazil. Gems & Gemmology: 44: 214-228.
Plain TextEpstein, D.S. (1988) Amethyst mining in Brazil. Gems & Gemmology: 44: 214-228.

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Amethyst

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Epstein, David Stanley (1988) Amethyst Mining in Brazil. Gems & Gemology, 24 (4) 214-228 doi:10.5741/gems.24.4.214
Koivula, John I., Fritsch, Emmanuel (1989) The Growth of Brazil-Twinned Synthetic Quartz and the Potential for Synthetic Amethyst Twinned on the Brazil Law. Gems & Gemology, 25 (3) 159-164 doi:10.5741/gems.25.3.159
Epstein, David Stanley (1989) The Capoeirana Emerald Deposit Near Nova Era, Minas Gerais, Brazil. Gems & Gemology, 25 (3) 150-158 doi:10.5741/gems.25.3.150
Epstein, David S., Brennan, Warren, Mendes, Julio C. (1994) The Indaia Sapphire Deposits Of Minas Gerais, Brazil. Gems & Gemology, 30 (1) 24-32 doi:10.5741/gems.30.1.24
Gilg, H.A. (2012) Ancient Gems: Egyptian Amethyst. In: Amethyst: Uncommon Vintage. ExtraLapis No. 16 Lithographie Monograph. Denver, 22-25.
H. A. Gilg (2012) Ancient Gems: Egyptian Amethyst in Amethyst: Uncommon Vintage (2012) No. 16 Lithographie. Denver pp22-25
Nassau, Kurt (1981) Artificially Induced Color in Amethyst-Citrine Quartz. Gems & Gemology, 17 (1) 37-39 doi:10.5741/gems.17.1.37
WIGHT, W. (1996) The gems of Mont Saint-Hilaire, Quebec, Canada. Journal of Gemmology, 25, 24-44.
Balzer, Reinhard (1999) Amethyst aus Brasilien [Amethyst from Brazil]. Lapis, 24 (10). 13-18
Gems & Gemmology (1992) 28: 234-254.
Kitawaki, Hiroshi (2002) Natural amethyst from the Caxarai Mine, Brazil, with a spectrum containing an absorption peak at 3543 cm−1. The Journal of Gemmology, 28 (2) 101-108 doi:10.15506/jog.2002.28.2.101
 
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