Gems & Gemology is a quarterly scientific journal

Scientific journal

In academic publishing, a scientific journal is a periodical publication intended to further the progress of science, usually by reporting new research. There are thousands of scientific journals in publication, and many more have been published at various points in the past...

 published by the Gemological Institute of America

Gemological Institute of America

The Gemological Institute of America, or GIA, is a nonprofit institute dedicated to research and education in the field of gemology and the jewelry arts. Founded in 1931, GIA's mission is to protect all buyers and sellers of gemstones by setting and maintaining the standards used to evaluate...

. Each issue is devoted to research on diamonds, gemstones

Gemstones

Gemstones is the third solo album by Adam Green, released in 2005. The album is characterised by the heavy presence of Wurlitzer piano, whereas its predecessor relied on a string section in its instrumentation.-Track listing:#Gemstones – 2:24...

, and pearls. Topics include geographic sources, imitations and synthetics, treatments, and identification techniques. Established in January 1934, Gems & Gemology is geared toward jewelry professionals and gemologists.

Issues contain research articles, updates from the GIA Laboratory and international gemology news. Gems & Gemology is abstracted and indexed by the Science Citation Index

Science Citation Index

The Science Citation Index is a citation index originally produced by the Institute for Scientific Information and created by Eugene Garfield in 1960, which is now owned by Thomson Reuters. The larger version covers more than 6,500 notable and significant journals, across 150 disciplines, from ...

. According to the Journal Citation Reports

Journal Citation Reports

Journal Citation Reports is an annual publication by the Healthcare & Science division of Thomson Reuters. It has been integrated with the Web of Knowledge, by Thomson Reuters, and is accessed from the Web of Science to JCR Web. It provides information about academic journals in the sciences and...

its 2009 impact factor

Impact factor

The impact factor, often abbreviated IF, is a measure reflecting the average number of citations to articles published in science and social science journals. It is frequently used as a proxy for the relative importance of a journal within its field, with journals with higher impact factors deemed...

is 0.970, ranking it 17th out of 27 journals in the category "Mineralogy".