Search Results - "GUASTONI, ALESSANDRO"

Bastnäsite-(Ce) and parisite-(Ce) from Mt. Malosa, Malawi.

Authors: Guastoni, Alessandro Kondo, David Nestola, Fabrizio

Source: Gems & Gemology; Spring2010, Vol. 46 Issue 1, p42-47, 6p

Arsenic-rich fergusonite-beta-(Y) from Mount Cervandone (Western Alps, Italy): Crystal structure and genetic implications.

Authors: Guastoni, Alessandro Cámara, Fernando Nestola, Fabrizio

Source: American Mineralogist; April 2010, Vol. 95 Issue 4, p487-494, 8p

Mineral chemistry and alteration of rare earth element (REE) carbonates from alkaline pegmatites of Mount Malosa, Malawi.

Authors: Guastoni, Alessandro Nestola, Fabrizio Giaretta, Aurelio

Source: American Mineralogist; August/September 2009, Vol. 94 Issue 8/9, p1216-1222, 7p

Aluminocerite-Ce: A new species from Baveno, Italy: Description and crystal-structure determination.

Authors: Nestola, Fabrizio Guastoni, Alessandro Cámara, Fernando

Source: American Mineralogist; April 2009, Vol. 94 Issue 4, p487-493, 7p

Post-magmatic solid solutions of CaCeAl(Fe □)[SiO][SiO]O(OH), allanite-(Ce) and REE-bearing epidote in miarolitic pegmatites of Permian Baveno granite (Verbania, central-southern alps, Italy).

Authors: Guastoni, Alessandro Nestola, Fabrizio Schiazza, Mariangela

Source: Mineralogy & Petrology. Jun2017, Vol. 111 Issue 3, p315-323. 9p.

High-pressure behavior and P-induced phase transition of CaB3O4( OH)3·H2O (colemanite).

Authors: Lotti, Paolo Gatta, Giacomo Diego Comboni, Davide et al.

Source: Journal of the American Ceramic Society; May2017, Vol. 100 Issue 5, p2209-2220, 12p

A neutron diffraction study of boussingaultite, (NH4)2[Mg(H2O)6](SO4)2.

Authors: Diego Gatta, G. Guastella, Giorgio Guastoni, Alessandro et al.

Source: American Mineralogist; Feb2023, Vol. 108 Issue 2, p354-361, 8p

Marchettiite, (NH4)C5H3N4O3, a new organic mineral from Mount Cervandone, Devero Valley, Western–Central Alps, Italy.

Authors: Guastoni, Alessandro Nestola, Fabrizio Zorzi, Federico et al.

Source: Mineralogical Magazine. Dec2022, Vol. 86 Issue 6, p966-974. 9p.

A multi-methodological study of kernite, a mineral commodity of boron.

Authors: Diego Gatta, G. Guastoni, Alessandro Lotti, Paolo et al.

Source: American Mineralogist; Sep2020, Vol. 105 Issue 9, p1424-1431, 8p

A single-crystal neutron diffraction study of wardite, NaAl3(PO4)2(OH)4·2H2O.

Authors: Gatta, G. Diego Guastoni, Alessandro Fabelo, Oscar et al.

Source: Physics & Chemistry of Minerals. Apr2019, Vol. 46 Issue 4, p427-435. 9p.

Subjects: Neutron diffraction, Tetrahedra, Electron probe microanalysis, Hydrogen atom, Crystal structure, Hydroxyl group

A multi-methodological study of kurnakovite: A potential B-rich aggregate.

Authors: Gatta, G. Diego Guastoni, Alessandro Lotti, Paolo et al.

Source: American Mineralogist; Sep2019, Vol. 104 Issue 9, p1315-1322, 8p

What is the actual structure of samarskite-(Y)? A TEM investigation of metamict samarskite from the Garnet Codera dike pegmatite (Central Italian Alps).

Authors: CAPITANI, GIAN CARLO MUGNAIOLI, ENRICO GUASTONI, ALESSANDRO

Source: American Mineralogist; 2016, Vol. 101 Issue 7, p1679-1690, 12p

Non-Metamict Aeschynite-(Y), Polycrase-(Y), and Samarskite-(Y) in NYF Pegmatites from Arvogno, Vigezzo Valley (Central Alps, Italy).

Authors: Guastoni, Alessandro Secco, Luciano Škoda, Radek et al.

Source: Minerals (2075-163X). May2019, Vol. 9 Issue 5, p313. 1p.

Ghiaraite: A new mineral from Vesuvius volcano, Naples (Italy).

Authors: ROSSI, MANUELA NESTOLA, FABRIZIO ZORZI, FEDERICO et al.

Source: American Mineralogist; Feb/Mar2014, Vol. 99 Issue 2/3, p519-524, 6p

A single-crystal neutron diffraction study of hambergite, Be2BO3(OH,F).

Authors: GATTA, G. DIEGO MCINTYRE, GARRY J. BROMILEY, GEOFFREY et al.

Source: American Mineralogist; 2012, Vol. 97, p1891-1897, 7p

OLMIITE AND POLDERVAARTITE from the KALAHARI MANGANESE FIELD NORTHERN CAPE PROVINCE REPUBLIC OF SOUTH AFRICA.

Authors: Pagano, Renato Guastoni, Alessandro Pezzotta, Federico

Source: Mineralogical Record. Sep/Oct2008, Vol. 39 Issue 5, p373-381. 9p. 14 Color Photographs, 1 Black and White Photograph, 3 Charts, 1 Graph.

SULFUR FROM THE PERTICARA MINE AREA.

Authors: Guastoni, Alessandro Pezzota, Federico

Source: Mineralogical Record. Jul/Aug2002, Vol. 33 Issue 4, p14. 14p. 15 Color Photographs, 52 Black and White Photographs, 4 Diagrams, 2 Maps.

Collector's Note: A Comparison of Amethyst from the Pink Granites of Cuasso al Monte (Southern Alps, Italy) and from Brandberg (Namibia).

Authors: Guastoni, Alessandro¹ (AUTHOR) alessandro.guastoni@unipd.it

Source: Rocks & Minerals. Jul/Aug2017, Vol. 92 Issue 4, p386-387. 2p.

Subjects: Amethysts, Granite

A neutron diffraction study of boussingaultite, (NH4)2[Mg(H2O)6](SO4)2.

Authors: Diego Gatta, G. Guastella, Giorgio Guastoni, Alessandro et al.

Source: American Mineralogist. Feb2023, Vol. 108 Issue 2, p354-361. 8p.

Crystal chemistry and miscibility of chernovite-(Y), xenotime-(Y), gasparite-(Ce) and monazite-(Ce) from Mt. Cervandone, Western Alps, Italy.

Authors: Pagliaro, Francesco Lotti, Paolo Guastoni, Alessandro et al.

Source: Mineralogical Magazine. Feb2022, Vol. 86 Issue 1, p150-167. 18p.