H. Albert Gilg, Stefanos Karampelas, Teresa Lamers, Katharina Uhlir, Martina Griesser, Franz Kirchweger
{"title":"The Imperial Crown of the Holy Roman Empire, Part II: Origin Determination of the Gemstones and Pearls","authors":"H. Albert Gilg, Stefanos Karampelas, Teresa Lamers, Katharina Uhlir, Martina Griesser, Franz Kirchweger","doi":"10.15506/jog.2025.39.8.740","DOIUrl":"https://doi.org/10.15506/jog.2025.39.8.740","url":null,"abstract":"","PeriodicalId":48560,"journal":{"name":"Journal of Gemmology","volume":"39 8","pages":"740-770"},"PeriodicalIF":0.0,"publicationDate":"2025-12-17","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147900852","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"地球科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Sara Monico, Ilaria Adamo, Federicο Pezzotta, Petra Mácová, Radek Ševčík, G. Diego Gatta, Loredana Prosperi, Nicoletta Marinoni
{"title":"A New Discovery of Common Opal from Antetezambato, North-western Madagascar","authors":"Sara Monico, Ilaria Adamo, Federicο Pezzotta, Petra Mácová, Radek Ševčík, G. Diego Gatta, Loredana Prosperi, Nicoletta Marinoni","doi":"10.15506/jog.2025.39.6.542","DOIUrl":"https://doi.org/10.15506/jog.2025.39.6.542","url":null,"abstract":"","PeriodicalId":48560,"journal":{"name":"Journal of Gemmology","volume":"39 6","pages":"542-556"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147905777","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"地球科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Bertalan Lendvay, Laurent E. Cartier, Akitsugu Sato, Michael S. Krzemnicki, Nadja V. Morf
{"title":"Species Identification of Coral Jewellery by Genetic Testing: Case Studies, Experiences and Prospects","authors":"Bertalan Lendvay, Laurent E. Cartier, Akitsugu Sato, Michael S. Krzemnicki, Nadja V. Morf","doi":"10.15506/jog.2025.39.7.688","DOIUrl":"https://doi.org/10.15506/jog.2025.39.7.688","url":null,"abstract":"This article reviews and details how DNA testing can be used to identify species of precious coral used in jewellery. Since certain species are listed by CITES (Convention on Inter- national Trade in Endangered Species of Wild Fauna and Flora), the correct identification of coral species is of utmost importance. We present case studies of loose and mounted coral samples tested at the Zurich Institute of Forensic Medicine in collaboration with the Swiss Gemmological Institute SSEF. Our findings also highlight the limitations of traditional gemmological testing in coral species identification (e.g. cases of misidentification, and new species discovered), and confirm the need for DNA analysis for accurate outcomes.","PeriodicalId":48560,"journal":{"name":"Journal of Gemmology","volume":"39 7","pages":"688-696"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147914449","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"地球科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Dolomite from Brumado, Brazil","authors":"Brendan M. Laurs","doi":"10.15506/jog.2025.39.6.520","DOIUrl":"https://doi.org/10.15506/jog.2025.39.6.520","url":null,"abstract":"","PeriodicalId":48560,"journal":{"name":"Journal of Gemmology","volume":"39 6","pages":"520-521"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147882683","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"地球科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Characterisation of Inclusions in ‘Petroleum Quartz’ with High-resolution X-ray Computed Micro-Tomography, and Infrared and Raman Spectroscopy","authors":"Yujie Gao, Moqing Lin, Guanghai Shi, Tiantian Huang","doi":"10.15506/jog.2025.39.6.576","DOIUrl":"https://doi.org/10.15506/jog.2025.39.6.576","url":null,"abstract":"","PeriodicalId":48560,"journal":{"name":"Journal of Gemmology","volume":"39 6","pages":"576-583"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147916683","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"地球科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Literature of Interest","authors":"","doi":"10.15506/jog.2025.39.6.600","DOIUrl":"https://doi.org/10.15506/jog.2025.39.6.600","url":null,"abstract":"","PeriodicalId":48560,"journal":{"name":"Journal of Gemmology","volume":"39 6","pages":"600-604"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147891908","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"地球科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}