La ricerca ha trovato 28713 risultati

da Marco E. Ciriotti
dom 05 feb, 2023 10:39
Forum: Sistematica e classificazione
Argomento: Tungsten-bearing wodginite from the Kester Deposit, Eastern Siberia, Russia
Risposte: 0
Visite : 19

Tungsten-bearing wodginite from the Kester Deposit, Eastern Siberia, Russia

Referenza: ▪ Alekseev, V.I. & Alekseev, I.V. (2023): Tungsten-Bearing Wodginite from the Kester Deposit, Eastern Siberia, Russia. Minerals , 13 , 231. Abstract: Li-F granites from the Kester deposit (Yana Plateau in Yakutia, Russia) are proved to be connected with a rare-metal complex of accessory m...
da Marco E. Ciriotti
dom 05 feb, 2023 10:28
Forum: In libertà
Argomento: Auguri
Risposte: 2627
Visite : 382900

Re: Auguri

Buon compleanno Piero!
da Marco E. Ciriotti
sab 04 feb, 2023 15:31
Forum: Sistematica e classificazione
Argomento: Pyrite contact twins
Risposte: 4
Visite : 111

Re: Pyrite contact twins

Pubblicazione effettuata. Referenza: ▪ Moëlo, Y., Nespolo, M., Farges, F. (2023): Pyrite contact twins. Acta Crystallographica , B 79 , 32-45. Abstract: Two examples of contact twins in pyrite from Peru are described. The first one, from Pasto Bueno ore deposit, shows the pyritohedron {120} as princ...
da Marco E. Ciriotti
sab 04 feb, 2023 11:34
Forum: In libertà
Argomento: Auguri
Risposte: 2627
Visite : 382900

Re: Auguri

Tanti auguri a Marco Pistolesi e Daniele Alberti.
Buon compleanno!
da Marco E. Ciriotti
sab 04 feb, 2023 10:23
Forum: Sistematica e classificazione
Argomento: Characterization, axial anisotropy and formation conditions of celestine from Jabal Eghei (Libya)
Risposte: 0
Visite : 21

Characterization, axial anisotropy and formation conditions of celestine from Jabal Eghei (Libya)

Prossima pubblicazione. Referenza: ▪ Tančić, P., Milošević, M., Spahić, D., Kostić, B., Kremenović, A., Poznanović-Spahić, M., Kovačević, J. (2023): Characterization, axial anisotropy and formation conditions of celestine minerals from the Jabal Eghei (Nuqay) volcanic province (southeastern edge of ...
da Marco E. Ciriotti
sab 04 feb, 2023 10:13
Forum: Sistematica e classificazione
Argomento: Natural and artificial OH defect incorporation in F-minerals at elevated temperature (sellaite, villiauminte, fluorite)
Risposte: 0
Visite : 19

Natural and artificial OH defect incorporation in F-minerals at elevated temperature (sellaite, villiauminte, fluorite)

Prossima pubblicazione. Referenza: ▪ Talla, D., Beran, A., Škoda, R. (2023): Natural and artificial OH defect incorporation into fluoride minerals at elevated temperature – a case study of sellaite, villiaumite and fluorite. Mineralogy and Petrolog y , 117 , (in press). Abstract: The long-known pres...
da Marco E. Ciriotti
sab 04 feb, 2023 10:03
Forum: Sistematica e classificazione
Argomento: Are the [6]-coordinated sites in tourmaline in certain cases partially vacant?
Risposte: 0
Visite : 21

Are the [6]-coordinated sites in tourmaline in certain cases partially vacant?

Prossima pubblicazione. Referenza: ▪ Ertl, A. (2023): Are the [6]-coordinated sites in tourmaline in certain cases partially vacant? Mineralogy and Petrology , 117 , (in press). Abstract: Tourmaline has two different [6]-coordinated sites, the Y site and the Z site. Vacancies were reported from both...
da Marco E. Ciriotti
sab 04 feb, 2023 9:44
Forum: Sistematica e classificazione
Argomento: Crystal chemistry of epidote-(Sr) in alkaline rocks of the teschenite association (Silesian Unit, Czech Republic)
Risposte: 0
Visite : 18

Crystal chemistry of epidote-(Sr) in alkaline rocks of the teschenite association (Silesian Unit, Czech Republic)

Prossima pubblicazione. Referenza: ▪ Kropáč, K., Dolníček, Z., Uher, P., Buriánek, D., Urubek, T. (2023): Crystal chemistry and origin of epidote-(Sr) in alkaline rocks of the teschenite association (Silesian Unit, Outer Western Carpathians, Czech Republic). Mineralogy and Petrology , 117 , (in pres...
da Marco E. Ciriotti
sab 04 feb, 2023 9:35
Forum: Sistematica e classificazione
Argomento: Purple-violet gem spinel from Tanzania and Myanmar: Inclusion, spectroscopy, chemistry, and color
Risposte: 0
Visite : 21

Purple-violet gem spinel from Tanzania and Myanmar: Inclusion, spectroscopy, chemistry, and color

Referenza: ▪ Wu, J., Sun, X., Ma, H., Ning, P., Tang, Na, Ding, T., Li, H., Zhang, T., Ma, Y. (2023): Purple-Violet Gem Spinel from Tanzania and Myanmar: Inclusion, Spectroscopy, Chemistry, and Color. Minerals , 13 , 226. Abstract: Purple-violet gem spinels from Tanzania and Myanmar have been invest...
da Marco E. Ciriotti
ven 03 feb, 2023 14:17
Forum: Generale
Argomento: Lutto: Professore Renato Cristofolini
Risposte: 1
Visite : 62

Lutto: Professore Renato Cristofolini

Partecipiamo al cordoglio dei colleghi del Dipartimento di Scienze Biologiche, Geologiche e Ambientali dell’Università di Catania che, con grande dolore, comunicano la scomparsa del Professore Renato Cristofolini, già ordinario di Vulcanologia presso l’Ateneo catanese. Il Prof. Cristofolini è stato ...
da Marco E. Ciriotti
mer 01 feb, 2023 10:01
Forum: Sistematica e classificazione
Argomento: Silicification of wood: An overview
Risposte: 0
Visite : 42

Silicification of wood: An overview

Referenza: ▪ Mustoe, G.E. (2023): Silicification of Wood: An Overview. Minerals , 13 , 206. Abstract: For many decades, wood silicification has been viewed as a relatively simple process of permineralization that occurs when silica dissolved in groundwater precipitates to fill vacant spaces within t...
da Marco E. Ciriotti
mer 01 feb, 2023 9:50
Forum: Sistematica e classificazione
Argomento: IMA 2017-052 = finchite
Risposte: 1
Visite : 170

Re: IMA 2017-052 = finchite

Pubblicazione avvenuta. Referenza: ▪ Spano, T.L., Olds, T.A., Hall, S.M., Van Gosen, B.S., Kampf, A.R., Burns, P.C., Marty, J. (2023): Finchite, Sr(UO2)2(V2O8)·5H2O, a new uranyl sorovanadate with the francevillite anion topology. American Mineralogist , 108 , 383-388. Abstract: Finchite (IMA2017-05...
da Marco E. Ciriotti
mer 01 feb, 2023 9:37
Forum: Sistematica e classificazione
Argomento: A neutron diffraction study of boussingaultite
Risposte: 0
Visite : 30

A neutron diffraction study of boussingaultite

Referenza: ▪ Gatta, G.D., Guastella, G., Guastoni, A., Gagliardi, V., Cañadillas-Delgado, L., Fernandez-Diaz, M.T. (2023): A neutron diffraction study of boussingaultite, (NH4)2[Mg(H2O)6](SO4)2. American Mineralogist , 108 , 354-361. Abstract: The crystal structure and chemical composition of boussi...
da Marco E. Ciriotti
mer 01 feb, 2023 9:26
Forum: Sistematica e classificazione
Argomento: Nb-Ta-oxide minerals in phosphorus-rich rare-element pegmatites (Buranga dike, Rwanda)
Risposte: 0
Visite : 688

Nb-Ta-oxide minerals in phosphorus-rich rare-element pegmatites (Buranga dike, Rwanda)

Referenza: ▪ Prado Araujo, F., Hulsbosch, N., Muchez, P. (2023): Paragenesis and precipitation stages of Nb-Ta-oxide minerals in phosphorus-rich rare-element pegmatites (Buranga dike, Rwanda). American Mineralogist , 108 , 277–296. Abstract: Nb-Ta-oxide minerals (NTO) are commonly associated with ra...
da Marco E. Ciriotti
mer 01 feb, 2023 9:06
Forum: Sistematica e classificazione
Argomento: What is Mineral Informatics?
Risposte: 0
Visite : 35

What is Mineral Informatics?

Prossima pubblicazione. Referenza: ▪ Prabhu, A., Morrison, S.M., Fox, P., Ma, X., Wong, M.L., Williams, J.R., McGuinness, K.N., Krivovichev, S.V., Lehnert, K., Ralph, J., Lafuente, B., Downs, R.T., Walter, M.J., Hazen, R.M. (2023): What is Mineral Informatics? American Mineralogist , 108 , (in press...