PERCHIAZZI, NATALE
 Distribuzione geografica
Continente #
NA - Nord America 12.201
AS - Asia 6.453
EU - Europa 5.055
SA - Sud America 875
AF - Africa 323
OC - Oceania 48
Continente sconosciuto - Info sul continente non disponibili 6
Totale 24.961
Nazione #
US - Stati Uniti d'America 11.786
IT - Italia 2.116
CN - Cina 1.973
SG - Singapore 1.808
HK - Hong Kong 1.081
SE - Svezia 729
BR - Brasile 687
VN - Vietnam 485
BG - Bulgaria 392
CA - Canada 311
DE - Germania 310
TR - Turchia 259
FR - Francia 246
UA - Ucraina 232
GB - Regno Unito 227
RU - Federazione Russa 206
FI - Finlandia 204
KR - Corea 202
JP - Giappone 166
IN - India 145
CH - Svizzera 93
CI - Costa d'Avorio 68
SN - Senegal 65
NG - Nigeria 61
NL - Olanda 61
MX - Messico 55
BD - Bangladesh 54
AR - Argentina 52
IQ - Iraq 48
AU - Australia 37
EE - Estonia 36
ES - Italia 36
ID - Indonesia 36
ZA - Sudafrica 29
PK - Pakistan 27
CO - Colombia 26
EC - Ecuador 26
VE - Venezuela 26
BE - Belgio 22
CL - Cile 21
MA - Marocco 21
PL - Polonia 21
UZ - Uzbekistan 21
KE - Kenya 19
KH - Cambogia 19
PY - Paraguay 18
SA - Arabia Saudita 18
EG - Egitto 17
GR - Grecia 17
AT - Austria 16
PH - Filippine 16
CZ - Repubblica Ceca 13
HU - Ungheria 12
IE - Irlanda 11
TN - Tunisia 11
IR - Iran 10
RO - Romania 10
JO - Giordania 9
BJ - Benin 8
JM - Giamaica 8
RS - Serbia 8
TH - Thailandia 8
TT - Trinidad e Tobago 8
UY - Uruguay 8
AE - Emirati Arabi Uniti 7
AO - Angola 7
NP - Nepal 7
NZ - Nuova Zelanda 7
SK - Slovacchia (Repubblica Slovacca) 7
TW - Taiwan 7
BY - Bielorussia 6
CR - Costa Rica 6
MY - Malesia 6
NO - Norvegia 6
AZ - Azerbaigian 5
BB - Barbados 5
ET - Etiopia 5
AL - Albania 4
BO - Bolivia 4
DZ - Algeria 4
EU - Europa 4
HN - Honduras 4
IL - Israele 4
NC - Nuova Caledonia 4
OM - Oman 4
PA - Panama 4
BA - Bosnia-Erzegovina 3
BN - Brunei Darussalam 3
CY - Cipro 3
GT - Guatemala 3
GY - Guiana 3
KZ - Kazakistan 3
LB - Libano 3
NI - Nicaragua 3
PE - Perù 3
PS - Palestinian Territory 3
QA - Qatar 3
DK - Danimarca 2
DO - Repubblica Dominicana 2
GA - Gabon 2
Totale 24.927
Città #
Woodbridge 1.496
Hong Kong 1.047
Ashburn 1.022
Singapore 1.002
Ann Arbor 946
Houston 824
Chandler 723
Fairfield 718
San Jose 654
Santa Clara 654
Shanghai 558
Milan 489
Dallas 405
Sofia 392
Beijing 342
Jacksonville 304
Serra 283
Wilmington 269
Seattle 261
New York 255
Ottawa 254
Hefei 249
Cambridge 195
Princeton 189
Seoul 182
Boardman 181
Los Angeles 161
Lawrence 154
Izmir 147
Lauterbourg 134
Medford 133
Nanjing 131
Ho Chi Minh City 129
Tokyo 125
Council Bluffs 122
Des Moines 114
Rome 100
Florence 97
Hanoi 91
Dong Ket 81
Bern 76
Istanbul 75
Boulder 70
Abidjan 68
Buffalo 65
Dakar 65
Dearborn 63
Nanchang 62
Lagos 59
Columbus 55
Pisa 52
Jüchen 50
São Paulo 47
Helsinki 45
Redondo Beach 45
Redwood City 42
London 39
Orem 39
The Dalles 37
Ogden 36
Kunming 35
Munich 35
San Diego 35
Guangzhou 28
Frankfurt am Main 26
Hebei 26
Shenyang 25
Chennai 24
Memphis 24
Amsterdam 23
Changsha 23
Tianjin 23
Brasília 22
Torino 19
Da Nang 18
Norwalk 18
Tashkent 18
Trieste 18
Turin 18
Bologna 17
Rio de Janeiro 17
San Francisco 17
Atlanta 16
Baghdad 16
Chicago 16
Falls Church 16
Nairobi 16
Toronto 16
Dhaka 15
Genoa 15
Hangzhou 15
Livorno 15
Paris 15
Phoenix 15
Brescia 14
Brussels 14
Fuzhou 14
Haiphong 14
Jiaxing 14
Warsaw 14
Totale 17.482
Nome #
I minerali delle scorie ferrifere etrusche di Baratti 486
The crystal structure of mineral fibres. 1. Chrysotile 344
La collezione di meteoriti del Museo di Storia Naturale dell'Università di Pisa. 304
X-ray and electron diffraction study of penfieldite: average structure and multiple cells 259
Frequency and dynamics of millennial-scale variability during Marine Isotope Stage 19: Insights from the Sulmona Basin (central Italy) 251
A Last Interglacial record of environmental changes from the Sulmona Basin (central Italy) 232
In situ identification, pairing and classification of meteorites from Antarctica through magnetic susceptibility measurements 228
Single crystal refinement of the structure of baghdadite from Fuka (Okayama Prefecture, Japan) 226
A contribution to the mineralogy of the Larderello geothermal field. X-ray crystallographic studies on borate minerals “bechilite” and “lagonite” and crystal structure determination of ginorite 223
Palaeo-environmental reconstruction of the Mercure Basin (Basilicata region) during MIS 13, through a multi-proxy analysis of lacustrine sediments 218
Crystal structure determination and Rietveld refinement of rosasite and mcguinnessite 217
FIRST OCCURRENCE OF BRITHOLITE-(CE) IN ITALY (MONTE SOMMA, VESUVIUS) 212
Pb2Fe3+Cl3(OH)4·H2O, a newly discovered natural phase from Tuscany, Italy: physico-chemical data, crystal structure, and OD character 211
Antarctic Geological 1:250.000 Map Series – Mount Melbourne Quadrangle (Victoria Land), GIGAMAP, MIUR-PNRA 208
THE CRYSTAL-STRUCTURE OF HIORTDAHLITE-I 206
A MIS 9/MIS 8 speleothem record of hydrological variability from Macedonia (F.Y.R.O.M.) 206
I minerali di alterazione delle scorie di Madonna della Fucinaia, Campiglia Marittima (LI) 205
Phase transition at high pressure in Cu2CO3(OH)(2) related to the reduction of the Jahn-Teller effect 199
MOSANDRITE: STRUCTURAL AND CRYSTAL-CHEMICAL RELATIONSHIPS WITH RINKITE 198
THE CRYSTAL-STRUCTURE OF HIORTDAHLITE-II 196
PORTITE DISCREDITED = NATROLITE AND NEW DATA ON SCHNEIDERITE (= LAUMONTITE) 194
CRYSTAL CHEMISTRY OF MINERALS OF THE WÖHLERITE GROUP FROM THE LOS ARCHIPELAGO, GUINEA 193
Meteorite finds from southern Tunisia 192
Incorporation of Co in the rosasite-malachite carbonate group of minerals: crystal structure studies of kolwezite and of synthetic cobaltoan malachites 192
Fiedlerite: revised chemical formula [Pb3Cl4F(OH)·H2O], OD description and crystal structure refinement of the two MDO polytypes 188
Distinct domains in guarinite from Monte Somma, Italy: crystal structures and crystal chemistry. 187
XRF analysis of major and minor elements in silicate rocks using fused glass discs at high dilution ratio 186
BURPALITE, A NEW MINERAL FROM BURPALINSKII MASSIF, NORTH TRANSBAIKAL, USSR - ITS CRYSTAL-STRUCTURE AND OD CHARACTER 184
Brochantite, Cu4SO4(OH)(6): OD character; polytypism and crystal structures 183
Microtektites from Victoria Land Transantarctic Mountains 182
Microtektites from the Transantarctic mountains 181
Cesarolite, a possible member of the birnessite group of minerals 181
“Anomalous rinkite”, a new mineral from agpaitic syenite of Iles de Los (Guinea) 180
Antarctic Geological 1:250.000 Map Series – Mount Melbourne Quadrangle (Victoria Land) 180
Chemical and structural study of the Zr,Ti-disilicates in the venanzite from Pian di Celle, Umbria, Italy 179
ROUMAITE, (Ca,Na,square)(3)(Ca,REE,Na)(4)(Nb,Ti)[Si(2)O(7)](2)(OH)F(3), FROM ROUMA ISLAND, LOS ARCHIPELAGO, GUINEA: A NEW MINERAL SPECIES RELATED TO DOVYRENITE RID C-6159-2008 179
Re-discovery and re-definition of dinite, C20H36, a forgotten organic mineral from Garfagnana, northern Tuscany, Italy 179
MINERALOGY AND OXYGEN ISOTOPE PROFILE OF PELECYORA GIGAS (VENERIDAE, BIVALVIA) FROM TUSCAN PLIOCENE 179
Crystal structure of paralaurionite and its OD relationships with laurionite 178
Miller Butte 03002: a new rare iron meteorite (IID) from Antarctica 176
Spontaneous Serpentine Carbonation Controlled by Underground Dynamic Microclimate at the Montecastelli Copper Mine, Italy 176
Aschamalmite, secondo ritrovamento in natura presso l'Alpe Cedo, val d'Ossola 175
A new micrometeorite collection from Antarctica and its preliminray charcterization by microobservation, microanalysis and magnetic methods 175
40Ar/39Ar dating of tephra in blue ice (Northern Victoria Land, Antarctica): prospects and limitations. 174
Micrometeorites from the Transantarctic Mountains 174
The atomic structure of bakerite and its relationship to datolite 174
Brucite-driven CO 2 uptake in serpentinized dunites (Ligurian Ophiolites, Montecastelli, Tuscany) 174
A crystal structural study of gabrielsonite from Långban, Sweden 174
Microbial diversity in the hydromagnesite mineralization 173
The malachite-rosasite group: crystal structures of glaukosphaerite and pokrovskite 172
Oxygen isotope composition of meteoritic ablation debris from the Transantarctic Mountain: Constraining the parent body and implications for the impact scenario 172
A new micrometeorite collection from Antarctica and its preliminary characterization by magnetic methods 171
Palaeoenvironmental and palaeohydrological variability of mountain areas in the central Mediterranean region: A 190 ka-long chronicle from the independently dated Fucino palaeolake record (central Italy) 169
Meteoritic debris from the Transantarctic Mountains: evidence for a regional distribution 168
Derbylite and graeserite from the Monte Arsiccio mine (Apuan Alps, Tuscany, Italy): occurrence and crystal-chemistry 168
Una mostra mineralogica: "Il granito tormalinifero dell'isola d'Elba" 167
Shocked quartz and other mineral inclusions in Australasian microtektites 167
Laurelite: Its crystal structure and relationship to alpha-PbF2 166
Chukanovite, Fe2(CO3)(OH)2, a new mineral from the weathered iron meteorite Dronino 166
Beni M'hira: a new chondritic (L6) meteorite fall from Tunisia 166
The mineralogical collections of the Natural History Museum of Pisa University. International Mineralogical Association 163
Meteoritic ablation debris from the Transantarctic Mountains: Evidence for a Tunguska-like impact over Antarctica ca. 480 ka ago 163
Effects of organic removal techniques prior to carbonate stable isotope analysis of lacustrine marls: a case study from palaeo‐lake Fucino (central Italy) 163
The crystal structure of gearksutite, CaAlF4(OH). H2O 162
Rietveld refinement of chapmanite SbFe2Si2O8(OH), a TO dioctahedral kaolinite-like mineral 162
Chalcomenite from Baccu Locci, Sardinia, Italy: mineral data and structure refinement 162
Interaction between Geosphere and Biosphere in CO2-mineral sequestration environment 160
SPHERULITIC AGGREGATES OF CHONDRITIC ORIGIN FROM THE TRANSANTARCTIC MOUNTAIN MICROMETEORITE TRAPS 159
OD-structures among lead hydroxychlorides: fiedlerite-1A - fiedlerite-2M and laurionite - paralaurionite 159
The crystal structure of mineral fibres 159
Incorporation of Co in dolomite structure: coupled single crystal and EPMA investigations of cobaltoan dolomites from Tenke-Fungurume, D.R. of Congo 159
Bismuto nativo della valle di Contra, Valsassina, Como 158
Crystal chemical study of ecdemite from Harstigen, a new natural member of the layered lead oxyhalides structural group 158
«Johnstrupite »: a chemical and structural study 157
An unusual particle from the transantactic mountain micrometeorite collection likely related to the similar to 480 ka cosmic dust layer in the epica dome-c and dome fuji ice cores 156
Magnetic properties of micrometeorites 156
The crystal structure of barstowite, Pb4Cl6(CO3)·H2O, determined on crystals from Etruscan slags and from a Late-Hellenistic shipwreck 156
Crystal structure refinement of natural baghdadite from Fuka 155
Authenticating the recovery location of meteorites: The case of Castenaso 153
The crystal structure of normandite and its crystal-chemical relationships with lavenite 153
Transantarctic Mountain microtektites: Geochemical affinity with Australasian microtektites 153
Lead–Antimony Sulfosalts from Tuscany (Italy). XXIV. Crystal Structure of Thallium-Bearing Chovanite, TlPb26(Sb,As)31S72O, from the Monte Arsiccio Mine, Apuan Alps 152
Castenaso: An "Italian" ordinary chondrite find of doubtful (Saharan?) origin 150
Uranopolycrase, the uranium-dominant analogue of polycrase-(Y), a new mineral from Elba Island, Italy, and its crystal structure 150
Crystal structure refinement of matlockite 149
124 new meteorite finds from the blue ice fields in the Rennick Glacier and David Glacier regions and the discovery of a new type of micrometeorite trap on top of Frontier Mountain 149
Strain softening and shear zone localization: an example from the Main Central Thrust in the Mt. Makalu area (Eastern Nepal) 149
Sugilite e serandite dei Diaspri Auctt. di Vagli (Alpi Apuane) 148
Manganese ores in metamorphic settings: the vein system from Vagli (Apuan Alps, Tuscany) 148
The 1995/96 PNRA/EUROMET meteorite collection expedition: New finds from Frontier Mountain and reconnaissance of blue ice fields in the Rennick Glacier Region (North Victoria Land, Antarctica) 146
The Bagnone iron meteorite (Tuscany, Italy): history, mineralogy, and chemical classification 146
Isselite, Cu6(SO4)(OH)10(H2O)4·h2O, a new mineral species from Eastern Liguria, Italy 146
Ximengite, a new occurrence from Apuan Alps (Tuscany, Italy) 145
Pumpellyite-(Al), a new mineral from Bertrix, Belgian Ardennes 145
RAMSBECKITE, (CU,ZN)15(OH)22(SO4)4.6H2O, A FIRST OCCURRENCE FOR ITALY FROM LA-VENEZIANA MINE, VALLE-DEI-MERCANTI, VICENZA 144
The meteorite collection of Pisa University's Museo di Storia Naturale 142
Brucite-driven serpentinite carbonation at Montecastelli (Tuscany, Italy) 142
Grenmarite, a new member of the götzenite-seidozerite-rosenbuschite group from Langesundsfjord district: definition and crystal structure 141
Volcanic ash bands in the Frontier Mountain and Lichen Hills blue-ice fields 141
Nb-Ta oxides from Elba Island pegmatites 139
Totale 18.021
Categoria #
all - tutte 65.947
article - articoli 0
book - libri 0
conference - conferenze 0
curatela - curatele 0
other - altro 0
patent - brevetti 0
selected - selezionate 0
volume - volumi 0
Totale 65.947


Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2021/20221.709 39 141 45 132 297 232 52 91 54 35 105 486
2022/20232.065 266 234 131 204 267 288 35 156 320 26 115 23
2023/20241.830 228 201 227 145 291 277 89 48 35 57 75 157
2024/20255.248 41 213 78 255 456 433 639 342 573 650 543 1.025
2025/20265.558 277 710 584 402 432 595 927 281 393 551 250 156
2026/202729 29 0 0 0 0 0 0 0 0 0 0 0
Totale 25.312