Information card for entry 9011770

Structure parameters

• Mineral name: Taseqite
• Formula: Ca5.151 Cl1.74 Fe1.932 Hf0.051 K0.171 Mn1.503 Na10.65 Nb1.27 O76.401 Si24.45 Sn0.03 Sr3.87 Y0.138 Zr2.88
• Calculated formula: Ca5.151 Cl1.74 Fe1.932 Hf0.051 K0.171 Mn1.503 Na10.719 Nb1.27 O76.401 Si24.45 Sn0.03 Sr3.87 Y0.138 Zr2.88
• Title of publication: Taseqite, a new member of the eudialyte group from the Ilimaussaq alkaline complex, South Greenland Locality: Ilimaussaq alkaline complex, South Greenland Note: water and OHs located at O20 and O21
• Authors of publication: Petersen, O. V.; Johnsen, O.; Gault, R. A.; Niedermayr, G.; Grice, J. D.
• Journal of publication: Neues Jahrbuch fur Mineralogie, Monatshefte
• Year of publication: 2004
• Journal volume: 2004
• Pages of publication: 83 - 96
• a: 14.2828 Å
• b: 14.2828 Å
• c: 30.0222 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 5303.96 ų
• Number of distinct elements: 14
• Space group number: 160
• Hermann-Mauguin space group symbol: R 3 m :H
• Hall space group symbol: R 3 -2"
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No