Al–Mg disorder in a gem-quality pargasite from Baffi n

• Main Authors: Kimberly T. Tait, Frank, C. Hawthorne, Giancarlo Della Ventura
• Other Authors: The Pennsylvania State University CiteSeerX Archives
• Format: Text
• Language: English
• Published: 2001
• Subjects: amphibole; pargasite; crystal-structure refinement; electron-microprobe analysis; Kimmirut; Baffin Island; Nunavut; Canada. SOMMAIRE; Canada; Soper River; Baffin
• Online Access: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.544.9609; http://rruff.info/doclib/cm/vol39/CM39_1725.pdf

The crystal structure of gem-quality pargasite from Soper River, near Kimmirut, Baffin Island, Nunavut, Canada, (K0.24Na0.73)0.97 (Ca1.86Na0.14)2.00 (Mg4.15Fe0.07Mn0.01Al0.71Ti0.06)5.00 (Si6.45Al1.55) O22 [(OH)1.25F0.63O2–0.12]2.00, a 9.8814(6), b 17.967(1), c 5.2927(4) Å, 105.263(5)°, V 906.5 Å3, C...