An international journal of mineral sciences, published six times a year, which covers the fields of mineralogy, crystallography, geochemistry, petrology, environmental geology and economic geology. This journal is available in print and as an e-journal. The journal has been published continuously since the founding of the Society in 1876 and is a leading journal in its field. As well as research papers the journal also includes book reviews. The e-version of the journal has a DOI on each paper which enables links to the original sources of references via the Cross-Ref system.