Journal of Gemmology

Aims & Scope

A leader in its field, The Journal of Gemmology publishes original research articles on all aspects of gemmology, including natural stones and their treatments, synthetics and simulated gemstones.

In addition, sections such as Gem Notes, What’s New, Conferences, Learning Opportunities, New Media and Literature of Interest inform readers about new instruments, publications, articles and educational events.

The Journal is currently published by Gem-A in collaboration with the Swiss Gemmological Institute (SSEF) and with support from American Gemological Laboratories (AGL).

View Aims & Scope

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Metrics & Ranking

Impact Factor

Year	Value
2025	1.1

Journal Citation Indicator

Year	Value
2024	77

SJR (SCImago Journal Rank)

Year	Value
2024	0.281

Quartile

Year	Value
2024	Q3

h-index

Year	Value
2024	13

Journal Rank

Year	Value
2024	17288

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Abstracting & Indexing

Journal is indexed in leading academic databases, ensuring global visibility and accessibility of our peer-reviewed research.

• Scopus
• Google Scholar
• Web of Science

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Subjects & Keywords

Journal’s research areas, covering key disciplines and specialized sub-topics in Earth and Planetary Sciences, designed to support cutting-edge academic discovery.

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Most Cited Articles

The Most Cited Articles section features the journal's most impactful research, based on citation counts. These articles have been referenced frequently by other researchers, indicating their significant contribution to their respective fields.

• Blockchain, Chain of Custody and Trace Elements: An Overview of Tracking and Traceability Opportunities in the Gem Industry

  Citation: 64

  Authors: Laurent E., Saleem H., Michael S.

• Distinctive gem corundum suites from discrete basalt fields: a comparative study of Barrington, Australia, and West Pailin, Cambodia, gemfields

  Citation: 49

  Authors: F.L., D., E.A., R.R., G.

• The colour of diamond and how it may be changed

  Citation: 47

  Authors: Alan T.

• Determination of the origin of blue sapphire using Laser Ablation Inductively Coupled Plasma Mass Spectrometry (LA-ICP-MS)

  Citation: 26

  Authors: Ahmadjan, Hiroshi

• Blue Zircon from Ratanakiri, Cambodia

  Citation: 24

  Authors: Manuela, Lutz, Bhuwadol, Walter A., Fernando, Manfred

• Vaterite in freshwater cultured pearls from China and Japan

  Citation: 23

  Authors: U., D.E., A.L., T., W.

• Geographic typing of gem corundum: a test case from Australia

  Citation: 23

  Authors: F. Lin, Ahmadjan

• A contribution to understanding the infrared spectra of rubies from Mong Hsu, Myanmar

  Citation: 21

  Authors: Christopher P.

• Identification of GE POL diamonds: a second step

  Citation: 20

  Authors: J-P., E., H.A.

• Colour-change garnets from Madagascar: comparison of colorimetric with chemical data

  Citation: 20

  Authors: Michael S., Henry A., Eric

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