2019
Szuszkiewicz, A.; Pieczka, A.; Gadas, P.; Vašinová-Galiová, M.; Szełęg, E.; Ebiowska, B. Goł; Galusková, D.
First occurrence of Mn-dominant cordierite-group mineral: Electron microprobe and laser ablation ICP-MS study Journal Article
In: Canadian Mineralogist, vol. 57, no. 5, pp. 807-810, 2019, ISSN: 00084476, (1).
@article{2-s2.0-85074931326,
title = {First occurrence of Mn-dominant cordierite-group mineral: Electron microprobe and laser ablation ICP-MS study},
author = { A. Szuszkiewicz and A. Pieczka and P. Gadas and M. Vašinová-Galiová and E. Szełęg and B. Goł Ebiowska and D. Galusková},
url = {https://www.scopus.com/inward/record.uri?eid=2-s2.0-85074931326&doi=10.3749%2fcanmin.AB00027&partnerID=40&md5=096af0b1f2ad84b98e5d4d61a49bf70b},
doi = {10.3749/canmin.AB00027},
issn = {00084476},
year = {2019},
date = {2019-01-01},
journal = {Canadian Mineralogist},
volume = {57},
number = {5},
pages = {807-810},
publisher = {Mineralogical Association of Canada},
abstract = {[No abstract available]},
note = {1},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
[No abstract available]
2016
Gadas, P.; Novák, M.; Szuszkiewicz, A.; Szełęg, E.; Vašinová-Galiová, M.; Haifler, J.
Magnesium-rich na,be,li-rich sekaninaite from miarolitic pegmatite at zimnik, strzegom-sobó tka massif, sudetes, Poland Journal Article
In: Canadian Mineralogist, vol. 54, no. 4, pp. 971-987, 2016, ISSN: 00084476, (8).
@article{2-s2.0-85019701095,
title = {Magnesium-rich na,be,li-rich sekaninaite from miarolitic pegmatite at zimnik, strzegom-sobó tka massif, sudetes, Poland},
author = { P. Gadas and M. Novák and A. Szuszkiewicz and E. Szełęg and M. Vašinová-Galiová and J. Haifler},
url = {https://www.scopus.com/inward/record.uri?eid=2-s2.0-85019701095&doi=10.3749%2fcanmin.1600024&partnerID=40&md5=e1dc9e203ff67cec349747576598c46a},
doi = {10.3749/canmin.1600024},
issn = {00084476},
year = {2016},
date = {2016-01-01},
journal = {Canadian Mineralogist},
volume = {54},
number = {4},
pages = {971-987},
publisher = {Mineralogical Association of Canada},
abstract = {Two distinct types of sekaninaite were found in zoned, miarolitic NYF pegmatites at Zimnik, Strzegom-Sobotka granitic massif: (1) graphic intergrowths of sekaninaite I (Sek-I) with quartz, up to ~5 cm in size, from a graphic unit are completely replaced by a fine-grained mixture of muscovite, chlorite, minor K-feldspar, albite, calcite, and rare secondary beryl; (2) columnar to conic subhedral crystals and irregular grains, up to 6 cm in size, of grey-violet to brownish sekaninaite II (Sek-II) occur in a blocky unit. Sek-II is partly replaced by biotite, muscovite, chlorite, schorl, and minor to trace zinnwaldite, beryl, albite, fluorapatite, calcite, topaz, and several accessory Nb,Ta,Ti-oxides and sulfides, and late smectite. Rather heterogeneous Sek-II (Sek71-75MnCrd23-28Crd1-2) has high contents of Mn (up to 0.54 apfu; 5.76 wt.% MnO) and Na (0.28-0.35 apfu; 1.32- 1.63 wt.% Na2O). It is significantly enriched in Li (0.12-0.18 apfu; 0.27-0.40 wt.% Li2O) and Be (0.15-0.25 apfu; 0.55-0.94 wt.% BeO) via the substitutions Ch(Na+K+Rb) VILi = Ch□+ VIR2+ and Ch(NaKRb) + IVBe = Ch□+ IVAl. Sek-II has the highest content of Mn ever found in natural cordierite-group minerals, along with almost no Mg (~0.01 apfu) and also high concentrations of Li and Be. The composition of Sek-II suggests low-pressure conditions of crystallization at ~1-2 kbar.},
note = {8},
keywords = {},
pubstate = {published},
tppubtype = {article}
}
Two distinct types of sekaninaite were found in zoned, miarolitic NYF pegmatites at Zimnik, Strzegom-Sobotka granitic massif: (1) graphic intergrowths of sekaninaite I (Sek-I) with quartz, up to ~5 cm in size, from a graphic unit are completely replaced by a fine-grained mixture of muscovite, chlorite, minor K-feldspar, albite, calcite, and rare secondary beryl; (2) columnar to conic subhedral crystals and irregular grains, up to 6 cm in size, of grey-violet to brownish sekaninaite II (Sek-II) occur in a blocky unit. Sek-II is partly replaced by biotite, muscovite, chlorite, schorl, and minor to trace zinnwaldite, beryl, albite, fluorapatite, calcite, topaz, and several accessory Nb,Ta,Ti-oxides and sulfides, and late smectite. Rather heterogeneous Sek-II (Sek71-75MnCrd23-28Crd1-2) has high contents of Mn (up to 0.54 apfu; 5.76 wt.% MnO) and Na (0.28-0.35 apfu; 1.32- 1.63 wt.% Na2O). It is significantly enriched in Li (0.12-0.18 apfu; 0.27-0.40 wt.% Li2O) and Be (0.15-0.25 apfu; 0.55-0.94 wt.% BeO) via the substitutions Ch(Na+K+Rb) VILi = Ch□+ VIR2+ and Ch(NaKRb) + IVBe = Ch□+ IVAl. Sek-II has the highest content of Mn ever found in natural cordierite-group minerals, along with almost no Mg (~0.01 apfu) and also high concentrations of Li and Be. The composition of Sek-II suggests low-pressure conditions of crystallization at ~1-2 kbar.