New insights into the crystal chemistry of zemannite: Trigonal rather than hexagonal symmetry due to ordering within the host-guest structure

HS Effenberger, M Ende, R Miletich - Mineralogy and Petrology, 2023 - Springer
The microporous crystal structure of zemannite, Mg (H2O) 6 [Zn2+ Fe3+ (TeO3) 3] 2· n H2O,
n≤ 3, was re-investigated based on single-crystal X-ray diffraction data measured at …

K[(CuII,MnII,MnIII)2(TeO3)3]∙2H2O, the first zemannite-type structure based on a Jahn-Teller-distorted framework

F Eder, R Miletich, M Weil - Mineralogy and Petrology, 2023 - Springer
Synthetic single crystals of K [(CuII, MnII, MnIII) 2 (TeO3) 3]· 2H2O were obtained from an
overconcentrated alkaline aqueous solution in the system K2O-MnO-CuO-TeO2 under …

Crystal Chemistry of Zemannite-Type Structures: III. Keystoneite, the Ni2+-Analogue of Zemannite, and Ferrotellurite Discredited

OP Missen, ME Back, SJ Mills… - The Canadian …, 2021 - pubs.geoscienceworld.org
ABSTRACT Keystoneite (IMA87–049) is a tellurite mineral from the Keystone mine,
Magnolia District, Boulder County, Colorado, USA. In this paper the first full description of …

Crystal chemistry of zemannite-type structures: IV. Wortupaite, the first new tellurium oxysalt mineral described from an Australian locality

OP Missen, SJ Mills, J Brugger, WD Birch… - Mineralogical …, 2023 - cambridge.org
Wortupaite (IMA2022–107) is a new hydrated magnesium nickel tellurite mineral with a
zemannite-like structure, described from the Wortupa gold mine, South Australia, Australia …

Structural studies on synthetic A2−x[M2(TeO3)3nH2O phases (A = Na, K, Rb, Cs; M = Mn, Co, Ni, Cu, Zn) with zemannite-type structures

F Eder, A Marsollier, M Weil - Mineralogy and Petrology, 2023 - Springer
During a systematic study on formation conditions of new compounds with zemannite-type
structures, crystals of ten new oxidotellurate (IV) phases were grown under hydrothermal …

K [(Cuᴵᴵ, Mnᴵᴵ, Mnᴵᴵᴵ) ₂ (TeO₃) ₃]∙ 2H₂O, the first zemannite-type structure based on a Jahn-Teller-distorted framework

F Eder, R Miletich, M Weil - Mineralogy and Petrology, 2023 - repositum.tuwien.at
Synthetic single crystals of K [(CuII, MnII, MnIII) 2 (TeO3) 3]· 2H2O were obtained from an
overconcentrated alkaline aqueous solution in the system K2O-MnO-CuO-TeO2 under …