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Latitude & Longitude (WGS84):
46° 26' 46'' North , 8° 29' 34'' East
Latitude & Longitude (decimal):
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Ponte159 (2014)9.2km
Formazza448 (2012)9.3km
Peccia175 (2016)12.4km
Airolo1,559 (2016)12.9km
Oberwald277 (2017)14.2km
Mindat Locality ID:
3229
Long-form identifier:
mindat:1:2:3229:5
GUID (UUID V4):
0
Name(s) in local language(s):
Pizzo dell'Arzo, Ghiacciaio dei Cavagnoli (Ghiacciaio dei Cavagnöö), Val Bavona, Valle Maggia, Ticino (Tessin), Svizzera (Schweiz; Suisse)


The area limited in the south by the watershed ridge Pizzo dei Matörgn (2903 m) - Pizzo dell'Arzo (2755 m, Swiss coordinates: 681'020 / 144'410), in the west by the ridge descending northeastwards from Pizzo dei Matörgn to Lake Cavagnoli, in the north by the same lake, and in the east by Cresta dell'Arzo (the ridge descending northeastwards from Pizzo dell'Arzo to Lake Cavagnoli) is extraordinarily rich in mineralised clefts.

Well-known mineral areas are:
- the so-called Fianca d'Arzo, which in the 1960s was still covered by a branch of Ghiacciaio dei Cavagnöö, located to the west of Pizzo dell'Arzo between Lake Cavagnoli and the newly formed glacial lake at 2450 m below the lower glacial cirque;
- the area to the west of Pizzo dell'Arzo between the lower and the upper glacial cirque;
- the so-called Mezzalingua, an already ice-free area in the 1960s, where in 1965 the "strahler" Gilberto Leonardi made an extraordinary find of quartz and adularia crystals;
- the north slope of Pizzo dell'Arzo between 2450 and 2750 m;
- the northeast slope of Pizzo dell'Arzo with the euclase-bearing cleft system;
- the Cresta dell'Arzo ridge.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List

Mineral list contains entries from the region specified including sub-localities

20 valid minerals.

Rock Types Recorded


Rock list contains entries from the region specified including sub-localities

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Albite var. Pericline
Formula: Na(AlSi3O8)
Anatase
Formula: TiO2
Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
'Apatite'
Formula: Ca5(PO4)3A
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Brookite
Formula: TiO2
Calcite
Formula: CaCO3
'Chlorite Group'
Clinozoisite
Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
'Dravite-Schorl Series'
Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Euclase
Formula: BeAl(SiO4)(OH)
Goethite
Formula: Fe3+O(OH)
Hematite
Formula: Fe2O3
Hematite var. Iron Rose
Formula: Fe2O3
Ilmenite
Formula: Fe2+TiO3
'K Feldspar'
'K Feldspar var. Adularia'
Formula: KAlSi3O8
Kyanite
Formula: Al2(SiO4)O
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Pyrite
Formula: FeS2
Pyrrhotite
Formula: Fe1-xS
Quartz
Formula: SiO2
Quartz var. Rock Crystal
Formula: SiO2
Quartz var. Sceptre Quartz
Formula: SiO2
Quartz var. Smoky Quartz
Formula: SiO2
Rutile
Formula: TiO2
Rutile var. Sagenite (of Saussure)
Formula: TiO2
'Scapolite'
Schorl
Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
Siderite
Formula: FeCO3
Titanite
Formula: CaTiO(SiO4)
'Xenotime'

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Pyrrhotite2.CC.10Fe1-xS
Pyrite2.EB.05aFeS2
Group 4 - Oxides and Hydroxides
Hematite4.CB.05Fe2O3
Ilmenite4.CB.05Fe2+TiO3
Hematite
var. Iron Rose
4.CB.05Fe2O3
Quartz4.DA.05SiO2
var. Smoky Quartz4.DA.05SiO2
var. Rock Crystal4.DA.05SiO2
var. Sceptre Quartz4.DA.05SiO2
Rutile4.DB.05TiO2
var. Sagenite (of Saussure)4.DB.05TiO2
Anatase4.DD.05TiO2
Brookite4.DD.10TiO2
Goethite4.FD.10Fe3+O(OH)
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Siderite5.AB.05FeCO3
Ankerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Group 9 - Silicates
Euclase9.AE.10BeAl(SiO4)(OH)
Kyanite9.AF.15Al2(SiO4)O
Titanite9.AG.15CaTiO(SiO4)
Clinozoisite9.BG.05a(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Epidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Schorl9.CK.05NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Albite9.FA.35Na(AlSi3O8)
var. Pericline9.FA.35Na(AlSi3O8)
Unclassified
'K Feldspar
var. Adularia'
-KAlSi3O8
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
'Chlorite Group'-
'Xenotime'-
'Dravite-Schorl Series'-
'Scapolite'-
'K Feldspar'-
'Apatite'-Ca5(PO4)3A

List of minerals for each chemical element

HHydrogen
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
H Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
H Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
H EuclaseBeAl(SiO4)(OH)
H GoethiteFe3+O(OH)
H MuscoviteKAl2(AlSi3O10)(OH)2
H SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
H Dravite-Schorl Series
BeBeryllium
Be EuclaseBeAl(SiO4)(OH)
BBoron
B SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
B Dravite-Schorl Series
CCarbon
C AnkeriteCa(Fe2+,Mg)(CO3)2
C CalciteCaCO3
C SideriteFeCO3
OOxygen
O K Feldspar var. AdulariaKAlSi3O8
O AlbiteNa(AlSi3O8)
O AnataseTiO2
O AnkeriteCa(Fe2+,Mg)(CO3)2
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
O BrookiteTiO2
O CalciteCaCO3
O Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
O Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
O EuclaseBeAl(SiO4)(OH)
O GoethiteFe3+O(OH)
O HematiteFe2O3
O IlmeniteFe2+TiO3
O KyaniteAl2(SiO4)O
O MuscoviteKAl2(AlSi3O10)(OH)2
O QuartzSiO2
O RutileTiO2
O SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
O SideriteFeCO3
O Quartz var. Smoky QuartzSiO2
O TitaniteCaTiO(SiO4)
O Albite var. PericlineNa(AlSi3O8)
O Quartz var. Rock CrystalSiO2
O Quartz var. Sceptre QuartzSiO2
O Dravite-Schorl Series
O Hematite var. Iron RoseFe2O3
O ApatiteCa5(PO4)3A
O Rutile var. Sagenite (of Saussure)TiO2
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
NaSodium
Na AlbiteNa(AlSi3O8)
Na SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Na Albite var. PericlineNa(AlSi3O8)
Na Dravite-Schorl Series
MgMagnesium
Mg AnkeriteCa(Fe2+,Mg)(CO3)2
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mg Dravite-Schorl Series
AlAluminium
Al K Feldspar var. AdulariaKAlSi3O8
Al AlbiteNa(AlSi3O8)
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Al Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Al Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Al EuclaseBeAl(SiO4)(OH)
Al KyaniteAl2(SiO4)O
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Al Albite var. PericlineNa(AlSi3O8)
Al Dravite-Schorl Series
SiSilicon
Si K Feldspar var. AdulariaKAlSi3O8
Si AlbiteNa(AlSi3O8)
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Si Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Si Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Si EuclaseBeAl(SiO4)(OH)
Si KyaniteAl2(SiO4)O
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
Si SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Si Quartz var. Smoky QuartzSiO2
Si TitaniteCaTiO(SiO4)
Si Albite var. PericlineNa(AlSi3O8)
Si Quartz var. Rock CrystalSiO2
Si Quartz var. Sceptre QuartzSiO2
Si Dravite-Schorl Series
PPhosphorus
P ApatiteCa5(PO4)3A
SSulfur
S PyriteFeS2
S PyrrhotiteFe1-xS
KPotassium
K K Feldspar var. AdulariaKAlSi3O8
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca AnkeriteCa(Fe2+,Mg)(CO3)2
Ca CalciteCaCO3
Ca Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Ca Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Ca TitaniteCaTiO(SiO4)
Ca ApatiteCa5(PO4)3A
TiTitanium
Ti AnataseTiO2
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Ti BrookiteTiO2
Ti IlmeniteFe2+TiO3
Ti RutileTiO2
Ti TitaniteCaTiO(SiO4)
Ti Rutile var. Sagenite (of Saussure)TiO2
FeIron
Fe AnkeriteCa(Fe2+,Mg)(CO3)2
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fe Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Fe GoethiteFe3+O(OH)
Fe HematiteFe2O3
Fe IlmeniteFe2+TiO3
Fe PyriteFeS2
Fe PyrrhotiteFe1-xS
Fe SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Fe SideriteFeCO3
Fe Dravite-Schorl Series
Fe Hematite var. Iron RoseFe2O3

Localities in this Region

  • Ticino
    • Vallemaggia
      • Cevio
        • Bavona Valley
          • Robièi (Alpe di Robièi; Lake Robièi area)
            • Cavagnöö Glacier (Cavagnoli Glacier; Cavagnöö area; Cavagnoli area)

Other Regions, Features and Areas containing this locality

Eurasian PlateTectonic Plate
  • AlpsAccretionary Complex
EuropeContinent

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

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