IRIS
CAUCIA, FRANCA PIERA
 Distribuzione geografica
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Continente #
NA - Nord America 2.611
AS - Asia 1.973
EU - Europa 1.795
SA - Sud America 260
AF - Africa 126
Continente sconosciuto - Info sul continente non disponibili 69
OC - Oceania 16
Totale 6.850
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Nazione #
US - Stati Uniti d'America 2.535
CN - Cina 979
SG - Singapore 416
IE - Irlanda 343
IT - Italia 231
UA - Ucraina 223
BR - Brasile 204
HK - Hong Kong 196
DE - Germania 194
RU - Federazione Russa 183
FI - Finlandia 162
VN - Vietnam 138
GB - Regno Unito 133
FR - Francia 103
SE - Svezia 88
ZA - Sudafrica 86
CA - Canada 40
IN - India 36
BD - Bangladesh 35
TR - Turchia 28
MX - Messico 25
AR - Argentina 20
PL - Polonia 20
BE - Belgio 19
GR - Grecia 18
NL - Olanda 18
PK - Pakistan 17
IQ - Iraq 16
JP - Giappone 16
TH - Thailandia 15
ES - Italia 14
PH - Filippine 14
AU - Australia 12
CO - Colombia 11
TW - Taiwan 10
ID - Indonesia 9
CH - Svizzera 7
EC - Ecuador 7
SA - Arabia Saudita 7
AT - Austria 6
EG - Egitto 6
LV - Lettonia 6
VE - Venezuela 6
ET - Etiopia 5
IR - Iran 5
LT - Lituania 5
MA - Marocco 5
PE - Perù 5
RO - Romania 5
UZ - Uzbekistan 5
CL - Cile 4
CZ - Repubblica Ceca 4
KE - Kenya 4
KR - Corea 4
MY - Malesia 4
OM - Oman 4
JM - Giamaica 3
JO - Giordania 3
KZ - Kazakistan 3
MU - Mauritius 3
NP - Nepal 3
NZ - Nuova Zelanda 3
RS - Serbia 3
SN - Senegal 3
AE - Emirati Arabi Uniti 2
AZ - Azerbaigian 2
BH - Bahrain 2
CM - Camerun 2
CR - Costa Rica 2
DZ - Algeria 2
HN - Honduras 2
MG - Madagascar 2
ML - Mali 2
PT - Portogallo 2
PY - Paraguay 2
TN - Tunisia 2
BB - Barbados 1
BG - Bulgaria 1
BS - Bahamas 1
BY - Bielorussia 1
DJ - Gibuti 1
DK - Danimarca 1
DM - Dominica 1
EU - Europa 1
GA - Gabon 1
GE - Georgia 1
HR - Croazia 1
HU - Ungheria 1
IL - Israele 1
LB - Libano 1
LU - Lussemburgo 1
LY - Libia 1
MD - Moldavia 1
MT - Malta 1
NC - Nuova Caledonia 1
NG - Nigeria 1
PA - Panama 1
PS - Palestinian Territory 1
SR - Suriname 1
Totale 6.782
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Città #
Dublin 342
Chandler 302
Jacksonville 282
Singapore 226
San Jose 225
Nanjing 208
Beijing 202
Ashburn 196
Hong Kong 193
Dallas 184
Boardman 106
Johannesburg 80
Council Bluffs 79
Los Angeles 77
Nanchang 75
Ann Arbor 66
Princeton 63
Changsha 61
Lawrence 60
Lauterbourg 57
Ho Chi Minh City 54
Hebei 53
Jiaxing 51
Shenyang 49
Milan 44
Wilmington 42
Buffalo 38
Helsinki 37
Moscow 35
Medford 34
Hangzhou 32
New York 32
Tianjin 32
Hanoi 30
Munich 29
Shanghai 27
São Paulo 24
Woodbridge 23
Orem 21
Verona 21
Redondo Beach 19
Turku 17
Brussels 16
Santa Clara 16
Thessaloniki 16
Falkenstein 15
The Dalles 15
Denver 14
Warsaw 14
Bangkok 13
London 12
Pavia 12
Phoenix 12
Tokyo 12
Toronto 12
Jinan 11
San Francisco 11
Auburn Hills 10
Chennai 10
Mexico City 10
Rio de Janeiro 10
Ankara 9
Da Nang 9
Des Moines 9
Haiphong 9
Rome 9
Chicago 8
Curitiba 8
Houston 8
Manchester 8
Vancouver 8
Brooklyn 7
Columbus 7
Florence 7
Frankfurt am Main 7
Montreal 7
Stockholm 7
Amsterdam 6
Kunming 6
Mumbai 6
Riga 6
Taipei 6
Washington 6
Baghdad 5
Cairo 5
Islamabad 5
Lahore 5
Lanzhou 5
Manila 5
Norwalk 5
Philadelphia 5
Porto Alegre 5
Salvador 5
Secaucus 5
Shenzhen 5
Tashkent 5
Turin 5
Atlanta 4
Boston 4
Davao City 4
Totale 4.314
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Nome #
Opal, a beautiful gem between myth and reality 299
Sogni della Terra. Catalogo della mostra mineralogica della collezione Cerutti. 187
AVASPEC 2048: AN INNOVATIVE SPECTROSCOPIC METHODOLOGY TO DISCRIMINATE THE QUALITY GEM MINERALS 186
Application of the Vis-NIR Avaspec-2048 portable automatic spectrometer to distinguish GEM quality materials 149
Amphibole evolution in Variscan eclogite-amphibolites from the Savona Crystalline massif (Western Ligurian Alps, Italy): Controls on the decompressional P-T-t path 146
Analisi mineralogica di un campione di quarzo fume' della val Ferret (Courmayeur, Aosta) 146
Gem-quality morganite from Monte Capanne pluton (Elba Island, Italy) 146
Impaccamento compatto e colore nella cianite 141
Characterization of Mexican Amber from the Yi Kwan Tsang Collection 139
THE BEHAVIOUR OF IRON IN PERICLASE AT NON-AMBIENT CONDITIONS. 136
Caratteristiche gemmologiche e cristallografiche di corindoni del Madagascar 134
Aquamarine from the Masino-Bregaglia massif, central alps, Italy 131
Appunti sul quarzo. 130
Amphibole evolution in the metagabbros from East Ligurian ophiolites (Northern Apennines, Italy): Constraints on the ocean-floor metamorphism 125
Composizione mineralogica dei terreni delle risaie del Pavese e del Novarese 123
Physical, geochemical and gemological properties of opals from Faroe islands 123
Amphibole evolution in the intrusive sequence of Jurassic ophiolites from eastern Liguria (north western Italy): Constraints on the ocean - floor metamorphism. 118
Caratterizzazione di berilli in pegmatiti del plutone di Val Masino-Bregaglia (Alpi Centrali) 117
Caratteristiche gemmologiche e cristallografiche di berilli italiani 115
The crystal structure of peprossiite-(Ce), an anhydrous REE, and Al mica-like borate with square-pyramidal coordination for Al. 115
A contribution to the study of FTIR spectra of opals 113
Chrysoberyl recovered with Sapphires in the New England placer deposits, New Southwales, Australia 113
A study of Prismatine from Begogo, Madagascar 113
Investigation on the gemological, physical and compositional properties of some opals from Slovakia ("Hungarian" opals) 111
AVASPEC 2048: an innovative spectroscopic methodology to differentiate the natural emeralds from the synthetic ones 110
Black Quartz from the Burano Formation (Val Secchia, Italy): An Unusual Gem 108
Curiosità sull'uso storico di minerali e gemme come rimedi nelle malattie 106
A study on the characteristics of some C- and CT-opals from Brazil 106
Gemological and In-Situ Chemical Analyses of Emeralds from Vigezzo Valley (Italy) and other World-Wide Occurrences 104
Crystal-chemical reasons for the immiscibility of periclase and wustite under lithospheric P,T conditions. 101
An attractive blue diopside from sissone valley, western alps, Italy 100
Il comportamento della cordierite sottoposta ad esperimenti di riscaldamento 100
Determination of site populations in olivine: warnings on X-ray data treatment and refiniment . 99
Characterization of recently discovered common green opals from Anosy (Madagascar) 97
Opal-C, Opal-CT, and Opal-T from Acari, Peru 96
NEW PHYSICAL, GEOCHEMICAL AND GEMOLOGICAL DATA OF OPALS FROM ACARI MINE (AREQUIPA DEPARTMENT, PERU) 95
Gemological, physical and chemical properties of prase opals from Hanety Hill (Tanzania) 93
DETERMINATION OF SITE POPULATION IN OLIVINE; IMPROVEMENT FROM DATA TREATMENT AND LEVERAGE ANALYSIS. 92
Garnets from val d’ala rodingites, piedmont, Italy: An investigation of their gemological, spectroscopic and crystal chemical properties 92
L'età di Teodorico. I reperti GOTI di Tortona. L'anello di fibbia inv. 327 e la sepiolite. 90
New occurence of fire opal from Bemia, Madagascar 89
The crystal structure of vicanite-(Ce) a borosilicate showing an unusual (Si3B3O18) 15-polyanion 88
Physical and chemical properties of some italian opals 88
Quarzi: definizione nomenclaturale e proposta di classificazione delle varietà 87
Identificazione di acquamarine trattate termicamente 87
Studi comparativo tra la pectolite della val di Fassa e il "larimar" di Santo Domingo 85
Studio dei centri di colore nei quarzi rosa 84
XRPD patterns of opals: a brief review and new results from recent studies 83
Tanzanite and other zoisites from Merelani(NE, Tanzania): new gemmological and chemical data 82
Opali blu del Brasile 82
La cornerupina di Begogo (sud-est Madagascar) 81
Opali di fuoco del madagascar 81
Corindone. I cromofori nei cristalli policromi di Amboarohy, Ihosy, Madagascar. Risultati degli studi microanalitici 80
I topazi imperiali di Ouro Preto 76
Opali di fuoco del Brasile 76
Demantoid from Balochistan, Pakistan: Gemmological and Mineralogical Characterization 74
RHODONITE-PYROXMANGITE FROM TANATZ ALP, SWITZERLAND 72
Suggerimenti per l'allestimento di una collezione didattica 71
I vaghi di collana in ambra e almandino 70
Gem-quality zoisite from Merelani (Northeastern Tanzania): review and new data 68
The Vesuvianite Gems of the Val d’Ala (Piedmont, Italy). 64
New insights for gem-quality mn-bearing diopside-omphacite, violane variety, from saint marcel (Val D’Aosta, Italy): Its trace elements and spectroscopic characterization 63
PHYSICAL, CHEMICAL AND GEMOLOGICAL PROPERTIES OF SOME RHODONITES FROM TANATZ ALP (SWITZERLAND) 61
Investigation on the gemological, physical and compositional properties of some green opals from Eastern Rhodopes, Bulgaria 56
Evaluation of the Gemological Properties of Datolites from the Campotrera Deposit in the Northern Apennines (Italy) 49
null 5
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Totale 6.850
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Categoria #
all - tutte 27.530
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 27.530
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2021/2022228 0 2 9 3 3 3 4 15 14 5 40 130
2022/2023919 87 74 11 69 79 93 1 56 406 7 27 9
2023/2024377 25 63 21 31 41 57 27 26 8 20 25 33
2024/20251.005 30 87 35 49 44 41 59 92 206 30 108 224
2025/20262.310 192 177 267 293 271 137 318 144 184 170 75 82
2026/2027120 32 88 0 0 0 0 0 0 0 0 0 0
Totale 6.850