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Koivula, John I. (1982) Tourmaline as an Inclusion in Zambian Emeralds. Gems & Gemology, 18 (4) 225-227 doi:10.5741/gems.18.4.225

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Reference TypeJournal (article/letter/editorial)
TitleTourmaline as an Inclusion in Zambian Emeralds
JournalGems & Gemology
AuthorsKoivula, John I.Author
Year1982 (January 1)Volume18
Issue4
PublisherGemological Institute of America
DOIdoi:10.5741/gems.18.4.225Search in ResearchGate
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Mindat Ref. ID531037Long-form Identifiermindat:1:5:531037:5
GUID0
Full ReferenceKoivula, John I. (1982) Tourmaline as an Inclusion in Zambian Emeralds. Gems & Gemology, 18 (4) 225-227 doi:10.5741/gems.18.4.225
Plain TextKoivula, John I. (1982) Tourmaline as an Inclusion in Zambian Emeralds. Gems & Gemology, 18 (4) 225-227 doi:10.5741/gems.18.4.225
In(1982, January) Gems & Gemology Vol. 18 (4) Gemological Institute of America

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Koivula, John I. (1983) Induced Fingerprints. Gems & Gemology, 19 (4) 220-227 doi:10.5741/gems.19.4.220
Koivula, John I., Keller, Peter C. (1985) Russian Flux-Grown Synthetic Emeralds. Gems & Gemology, 21 (2) 79-85 doi:10.5741/gems.21.2.79
Koivula, John I., Fryer, C. W. (1985) Interesting Red Tourmaline from Zambia. Gems & Gemology, 21 (1) 40-42 doi:10.5741/gems.21.1.40
Koivula, John I. (1982) Some Observations on the Treatment of Lavender Jadeite. Gems & Gemology, 18 (1) 32-35 doi:10.5741/gems.18.1.32
Koivula, John I., Fryer, C. W. (1984) Green Opal From East Africa. Gems & Gemology, 20 (4) 226-227 doi:10.5741/gems.20.4.226
Sinkankas, John, Koivula, John I., Becker, Gerhard (1992) Peridot as an Interplanetary Gemstone. Gems & Gemology, 28 (1) 43-51 doi:10.5741/gems.28.1.43
Koivula, John I. (1982) Shadowing: A New Method of Image Enhancement for Gemological Microscopy. Gems & Gemology, 18 (3) 160-164 doi:10.5741/gems.18.3.160
Koivula, John I. (1982) Pinpoint Illumination: A Controllable System of Lighting for Gem Microscopy. Gems & Gemology, 18 (2) 83-86 doi:10.5741/gems.18.2.83
Koivula, John I. (1981) San Carlos Peridot. Gems & Gemology, 17 (4) 205-214 doi:10.5741/gems.17.4.205
Koivula, John I. (2003) Photomicrography for Gemologists. Gems & Gemology, 39 (1) 4-23 doi:10.5741/gems.39.1.4
Koivula, John I., Elen, Shane (1998) Barite Inclusions in Fluorite. Gems & Gemology, 34 (4) 281-283 doi:10.5741/gems.34.4.281
 
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