Mineralogical classification and crystal water characterisation of beryl from the W–Sn–Be occurrence of Xuebaoding, Sichuan province, western China

P Wang, TP Gray, Z Li, EJD Anderson, J Allaz… - Mineralogical …, 2021 - cambridge.org
Beryl from Xuebaoding, Sichuan Province, western China is known for its unusual tabular
habit and W–Sn–Be paragenesis in a greisen-type deposit. The crystals are typically …

High-pressure behavior and structural transition of beryl-type johnkoivulaite, Cs(Be2B)Mg2Si6O18

GD Gatta, M Ende, S Miloš, N Rotiroti… - American …, 2024 - pubs.geoscienceworld.org
The beryl-group mineral johnkoivulaite, Cs (Be2B) Mg2Si6O18, was compressed
hydrostatically in a diamond-anvil cell up to 10.2 GPa. In situ Raman spectroscopy and X-ray …

Raman and structural comparison between the new gemstone pezzottaite Cs(Be2Li)Al2Si6O18 and Cs‐beryl

E Lambruschi, GD Gatta, I Adamo… - Journal of Raman …, 2014 - Wiley Online Library
The Raman spectrum over the extended region 100–3800 cm− 1 of the new gemstone
pezzottaite [ideal composition Cs (Be2Li) Al2Si6O18] from the type locality in Ambatovita …

A single-crystal neutron and X-ray diffraction study of pezzottaite, Cs(Be2Li)Al2Si6O18

GD Gatta, I Adamo, M Meven, E Lambruschi - Physics and Chemistry of …, 2012 - Springer
The chemical composition and the crystal structure of pezzottaite ideal composition Cs (Be 2
Li) Al 2 Si 6 O 18; space group: R 3 c, a= 15.9615 (6) Å, c= 27.8568 (9) Å from the type …

High-pressure behavior and structural transition of beryl-type johnkoivulaite, Cs(Be2B)Mg2Si6O18

G Diego Gatta, M Ende, S Miloš, N Rotiroti… - American …, 2024 - degruyter.com
The beryl-group mineral johnkoivulaite, Cs (Be2B) Mg2Si6O18, was compressed
hydrostatically in a diamond-anvil cell up to 10.2 GPa. In situ Raman spectroscopy and X-ray …

[HTML][HTML] Cs (Be2Li) Al2Si6O18, a cesium-stuffed host-guest structure, and its structure-property variations with temperature and pressure

M Ende, GD Gatta, P Lotti, A Grandtner… - Journal of Solid State …, 2021 - Elsevier
The solid-state structure of (Cs, Na)[(Be 2 Li) Al 2 Si 6 O 18], a beryl-type material, was
studied in-situ on single crystal and powder samples at hydrostatic high pressure conditions …

LONDONITE FROM THE URALS, AND NEW ASPECTS OF THE CRYSTAL CHEMISTRY OF THE RHODIZITE–LONDONITE SERIES

IV Pekov, OV Yakubovich, W Massa… - The Canadian …, 2010 - pubs.geoscienceworld.org
Three old specimens, collected in the 19 th century and now deposited in Fersman
Mineralogical Museum, Moscow, are labeled as rhodizite from the Sarapulka, Shaitanka …

Cs-bearing beryl evolving to pezzottaite from the Julianna pegmatitic system, SW Poland

A Pieczka, E Szełęg… - The Canadian …, 2016 - pubs.geoscienceworld.org
Beryl is a common accessory mineral in the hybrid NYF+ LCT Julianna pegmatite system,
exposed in a quarry at Piława Górna in Lower Silesia, SW Poland. In pods with the LCT-type …

Avdeevite, a Na-dominant alkali beryl: Determination as valid mineral species and new data

AA Agakhanov, DA Stepanenko, NV Zubkova… - Geology of Ore …, 2021 - Springer
This paper describes the first Na-dominant member of the beryl group, named avdeevite.
The sample, which became its holotype, was found in a granitic pegmatite at the Kat Chay …

[PDF][PDF] Авдеевит–Na-доминантный щелочной берилл: установление статуса минерального вида и новые данные

АА Агаханов, ДА Степаненко, НВ Зубкова… - Записки Российского …, 2020 - pure.spbu.ru
Берилл, несомненно, относится к числу самых знаменитых минералов. Благодаря
своим драгоценным разновидностям, в первую очередь изумруду и аквамарину, а …