Holmquisite
2.04 ct
Trillion Cut
8.49 x 8.44 mm
max6163

Holmquisite is a member of the Amphibole Group - named after Johan Holmquist (1866-1946) a Swedish petrologist.  This gem here comes from a type location: Utö Mines, Utö Island, Nynäshamm, Södermanland / Sweden