Readers are welcomed to Beryl and its Color Varieties by William (Skip) Simmons and Alexander Falster’s advice that the term “beryl” applies not only to beryl, but also to four closely related cyclosilicate species: bazzite, stoppaniite, indialite and pezzottaite. The last mentioned Madagascan beauty, first named in 2003, is thoroughly described in volume 35 of the Mineralogical Record (Hawthorne et al. 2004). The other three rarities are longer established in the literature.

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This seventh issue of extraLapis English is an elegant presentation by twenty-two authors on colorful varieties of beryl (including the varieties aquamarine, red beryl, morganite, emerald,...

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