La ricerca ha trovato 28241 risultati

da Marco E. Ciriotti
lun 03 ott, 2022 16:32
Forum: Sistematica e classificazione
Argomento: IMA 2018-168 = melansonite
Risposte: 1
Visite : 149

Re: IMA 2018-168 = melansonite

Rhodesite group

Melansonite Na□KZrSi8O19·5H2O
Rhodesite KCa2[Si8O18(OH)]·6H2O
da Marco E. Ciriotti
lun 03 ott, 2022 16:28
Forum: Sistematica e classificazione
Argomento: Hydrothermal pentlandite from Kambalda, Western Australia: Implications for the formation of orogenic gold deposits
Risposte: 0
Visite : 7

Hydrothermal pentlandite from Kambalda, Western Australia: Implications for the formation of orogenic gold deposits

Prossima pubblicazione.

Referenza:
▪ Staude, S., Scharrer, M., Simon, I., Blanc, P., Pfaff, K., Monecke, T., Markl, G. (2022): Hydrothermal pentlandite, (Ni,Fe)9S8 from Kambalda, Western Australia: Implications for the formation of orogenic gold deposits. Canadian Mineralogist, 60, (in press).
da Marco E. Ciriotti
lun 03 ott, 2022 16:23
Forum: Sistematica e classificazione
Argomento: IMA 2021-037 = betzite
Risposte: 0
Visite : 12

IMA 2021-037 = betzite

Prossima pubblicazione.

Referenza:
▪ Chukanov, N.V., Zubkova, N.V., Kazheva, O.N., Varlamov, D.A., Pelov, I.V., Belakovskiy, D.I., Ternes, B. (2022): Betzite, Na6Ca2(Al6Si6O24)Cl4, a new cancrinite-group mineral from the Eifel paleovolcanic region, Germany. Canadian Mineralogist, 60, (in press).
da Marco E. Ciriotti
lun 03 ott, 2022 16:18
Forum: Sistematica e classificazione
Argomento: Gold-bearing sperrylite occurrence and significance in Minas Gerais, Brazil
Risposte: 0
Visite : 7

Gold-bearing sperrylite occurrence and significance in Minas Gerais, Brazil

Prossima pubblicazione.

Referenza:
▪ Cabral, A.R., Gomes, A.A.S., Lohmeier, S. (2022): Gold-bearing sperrylite occurrence and significance in Minas Gerais, Brazil. Canadian Mineralogist, 60, (in press).
da Marco E. Ciriotti
lun 03 ott, 2022 16:09
Forum: Sistematica e classificazione
Argomento: Platinum-Group Minerals of the River Ko Watershed, Sisim Placer Zone, Eastern Sayans, Russia
Risposte: 0
Visite : 7

Platinum-Group Minerals of the River Ko Watershed, Sisim Placer Zone, Eastern Sayans, Russia

Prossima pubblicazione.

Referenza:
▪ Barkov, A.Y., Tolstykh, N.D., Nikiforov, A.A., Martin, R.F. (2022): The Platinum-Group Minerals of the River Ko Watershed, Sisim Placer Zone, Eastern Sayans, Russia, and the diffrentiation of multicomponent melts. Canadian Mineralogist, 60, (in press).
da Marco E. Ciriotti
lun 03 ott, 2022 16:02
Forum: Sistematica e classificazione
Argomento: IMA 2019-049 = lauraniite
Risposte: 0
Visite : 10

IMA 2019-049 = lauraniite

Prossima pubblicazione.

Referenza:
▪ Elliott, P. & Kampf A.R. (2022): Lauraniite, Cu6Cd2(SO4)2(OH)12·5H2O, a new copper cadmium sulphate mineral from the Laurani Mine, Bolivia. Canadian Mineralogist, 60, (in press).
da Marco E. Ciriotti
lun 03 ott, 2022 15:58
Forum: Sistematica e classificazione
Argomento: IMA 2021-069 = matthiasweilite
Risposte: 0
Visite : 15

IMA 2021-069 = matthiasweilite

Prossima pubblicazione. Referenza: ▪ Kampf, A.R., Missen, O.P., Mills, S.J., Ma, C., Housley, R.M., Chorazewicz, M., Marty, J., Coolbaugh, M., Momma, K. (2022): Matthiasweilite, PbTe4+O3, a new tellurite mineral from the Delamar Mine, Lincoln County, Nevada, USA. Canadian Mineralogist , 60 , (in pre...
da Marco E. Ciriotti
lun 03 ott, 2022 14:34
Forum: In libertà
Argomento: Auguri
Risposte: 2547
Visite : 356983

Re: Auguri

Auguri, Pietro. Buon compleanno!
da Marco E. Ciriotti
dom 02 ott, 2022 13:05
Forum: Sistematica e classificazione
Argomento: Minerale: discussione e definizione
Risposte: 46
Visite : 28110

Re: Minerale: discussione e definizione

Bokiy (1997) definition of mineral:
"an element or a chemical compound that has cristallized as a resullt of the geo- or cosmo-chemical process in the natural physical-chemical system".
da Marco E. Ciriotti
dom 02 ott, 2022 10:27
Forum: Sistematica e classificazione
Argomento: Geological occurrence, mineralogical characterization, and risk assessment of potentially carcinogenic erionite in Italy
Risposte: 0
Visite : 24

Geological occurrence, mineralogical characterization, and risk assessment of potentially carcinogenic erionite in Italy

Referenza: ▪ Giordani, M., Mattioli, M., Ballirano, P., Pacella, A., Cenni, M., Boscardin, M., Valentini, L. (2017): Geological occurrence, mineralogical characterization, and risk assessment of potentially carcinogenic erionite in Italy. Journal of Toxicology and Environmental Health, Part B, 20 . ...
da Marco E. Ciriotti
dom 02 ott, 2022 10:01
Forum: Sistematica e classificazione
Argomento: Oxidation states of oxygen-coordinated metal atoms in ionic and coordination compounds
Risposte: 0
Visite : 23

Oxidation states of oxygen-coordinated metal atoms in ionic and coordination compounds

Referenza: ▪ Shevchenko, A.P., Smolkov, M.I., Wang, J., Blatov, V.A. (2022): Mining Knowledge from Crystal Structures: Oxidation States of Oxygen-Coordinated Metal Atoms in Ionic and Coordination Compounds. Journal of Chemical Information and Modeling , 62 , 2332–2340. Abstract: We propose a univers...
da Marco E. Ciriotti
dom 02 ott, 2022 9:47
Forum: Sistematica e classificazione
Argomento: Sodium-Rich phosphate and silicate inclusions in the troilite nodule of the Darinskoe iron meteorite
Risposte: 0
Visite : 29

Sodium-Rich phosphate and silicate inclusions in the troilite nodule of the Darinskoe iron meteorite

Referenza: ▪ Sharygin, V.V. (2022): Sodium-Rich Phosphate and Silicate Inclusions in the Troilite Nodule of the Darinskoe Iron Meteorite (IIC). Geochemistry International, 67 , 1216-1232. Abstract: Sodium-rich phosphate and silicate inclusions as well as chromite and shreibersite grains have been st...
da Marco E. Ciriotti
sab 01 ott, 2022 11:51
Forum: Sistematica e classificazione
Argomento: IMA 2022-029 = shijiangshanite
Risposte: 0
Visite : 44

IMA 2022-029 = shijiangshanite

Informazioni su questa nuova specie minerale (IMA 2022-029 = shijiangshanite) sono in diversi siti web . La formula è Pb3CaAl(Si5O14)(OH)3·3H2O; foto del minerale e la sua struttura è visibile qui: https://www.cugb.edu.cn/xynews/43043.jhtml La località-tipo è la miniera Shijiangshan, Hexigten Banner...
da Marco E. Ciriotti
sab 01 ott, 2022 11:12
Forum: Sistematica e classificazione
Argomento: Lichen biominerals: Raman spectroscopy of natural copper oxalate and synthetic analogue
Risposte: 0
Visite : 26

Lichen biominerals: Raman spectroscopy of natural copper oxalate and synthetic analogue

Referenza: ▪ Krajanová, V., Lalinská-Voleková, B., Majzlan, J. (2022): Lichen biominerals: Raman spectroscopy of natural copper oxalate and synthetic analogue. Conference: IMA 2022: Mineralogy & Space. 23rd General Meeting of the International Mineralogical AssociationAt: Lyon, France , OL25_6, MA20...
da Marco E. Ciriotti
sab 01 ott, 2022 10:54
Forum: Sistematica e classificazione
Argomento: DAFi program: the analysis of single-crystal X-ray diffraction data from polycrystalline samples
Risposte: 0
Visite : 23

DAFi program: the analysis of single-crystal X-ray diffraction data from polycrystalline samples

Referenza: ▪ Aslandukov, A., Aslandukov, M., Dubrovinskaia, N., Dubrovinsky, L. (2022): Domain Auto Finder (DAFi) program: the analysis of single-crystal X-ray diffraction data from polycrystalline samples. Journal of Applied Crystallography , 55 , (in press). Abstract: This paper presents the Domai...