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Sponda Alp - Pizzo Forno, Chironico Valley, Leventina, Ticino (Tessin), Switzerlandi
Regional Level Types
Sponda Alp - Pizzo Forno- not defined -
Chironico ValleyValley
Leventina- not defined -
Ticino (Tessin)- not defined -
SwitzerlandCountry

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Key
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Name(s) in local language(s):Alpe Sponda - Pizzo Forno, Val Chironico, Leventina, Ticino (Tessin), Svizzera (Schweiz; Suisse)
Latitude & Longitude (WGS84): 46° 25' 59'' North , 8° 46' 37'' East
Latitude & Longitude (decimal): 46.43306,8.77694
GeoHash:G#: u0q0pszhj
Köppen climate type:Dfc : Subarctic climate
Nearest Settlements:
PlacePopulationDistance
Dalpe179 (2016)4.6km
Chiggiogna410 (2013)5.1km
Chironico399 (2014)5.2km
Faido1,512 (2017)5.2km
Prato432 (2013)5.7km


Classic locality for blue (Fe-bearing) kyanite in white mica (Na-bearing muscovite or paragonite).

Two closely related places, and actually only one locality. The Sponda Alp (Alpe Sponda) is located on the south slope of Pizzo Forno.
The grid reference marks the summit of Pizzo Forno (2907 m, Swiss coordinates: 702´860 / 143´285).

Regions containing this locality

Eurasian PlateTectonic Plate
EuropeContinent
The Alps, EuropeMountain Range

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


20 valid minerals. 1 (TL) - type locality of valid minerals.

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Albite var: Oligoclase
Formula: (Na,Ca)[Al(Si,Al)Si2O8]
Almandine
Formula: Fe2+3Al2(SiO4)3
Anatase
Formula: TiO2
Andalusite
Formula: Al2(SiO4)O
Annite
Formula: KFe2+3(AlSi3O10)(OH)2
Chloritoid
Formula: (Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
Clinochlore
Formula: Mg5Al(AlSi3O10)(OH)8
Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Dravite
Formula: Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
'Garnet Group'
Formula: X3Z2(SiO4)3
Ilmenite
Formula: Fe2+TiO3
Kyanite
Formula: Al2(SiO4)O
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Oxy-dravite
Formula: Na(MgAl2)MgAl5(Si6O18)(BO3)3(OH)3O
Paragonite (TL)
Formula: NaAl2(AlSi3O10)(OH)2
Type Locality:
Phlogopite
Formula: KMg3(AlSi3O10)(OH)2
Quartz
Formula: SiO2
Quartz var: Rock Crystal
Formula: SiO2
Rutile
Formula: TiO2
Schorl ?
Formula: Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Sillimanite
Formula: Al2(SiO4)O
Staurolite
Formula: Fe2+2Al9Si4O23(OH)
'Tourmaline'
Formula: A(D3)G6(T6O18)(BO3)3X3Z

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Anatase4.DD.05TiO2
Ilmenite4.CB.05Fe2+TiO3
Quartz4.DA.05SiO2
var: Rock Crystal4.DA.05SiO2
Rutile4.DB.05TiO2
Group 9 - Silicates
Albite9.FA.35Na(AlSi3O8)
var: Oligoclase9.FA.35(Na,Ca)[Al(Si,Al)Si2O8]
Almandine9.AD.25Fe2+3Al2(SiO4)3
Andalusite9.AF.10Al2(SiO4)O
Annite9.EC.20KFe2+3(AlSi3O10)(OH)2
Chloritoid9.AF.85(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
Clinochlore9.EC.55Mg5Al(AlSi3O10)(OH)8
Cordierite9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
Dravite9.CK.05Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Kyanite9.AF.15Al2(SiO4)O
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Oxy-dravite9.CK.05Na(MgAl2)MgAl5(Si6O18)(BO3)3(OH)3O
Paragonite (TL)9.EC.15NaAl2(AlSi3O10)(OH)2
Phlogopite9.EC.20KMg3(AlSi3O10)(OH)2
Schorl ?9.CK.05Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Sillimanite9.AF.05Al2(SiO4)O
Staurolite9.AF.30Fe2+2Al9Si4O23(OH)
Unclassified Minerals, Rocks, etc.
'Garnet Group'-X3Z2(SiO4)3
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
A2X3
Ilmenite4.3.5.1Fe2+TiO3
AX2
Anatase4.4.4.1TiO2
Rutile4.4.1.1TiO2
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Almandine51.4.3a.2Fe2+3Al2(SiO4)3
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [4] and >[4] coordination
Andalusite52.2.2b.1Al2(SiO4)O
Kyanite52.2.2c.1Al2(SiO4)O
Sillimanite52.2.2a.1Al2(SiO4)O
Staurolite52.2.3.1Fe2+2Al9Si4O23(OH)
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] coordination only
Chloritoid52.3.3.1(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with Al substituted rings
Cordierite61.2.1.1(Mg,Fe)2Al3(AlSi5O18)
Six-Membered Rings with borate groups
Dravite61.3.1.9Na(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Schorl ?61.3.1.10Na(Fe2+3)Al6(Si6O18)(BO3)3(OH)3(OH)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Annite71.2.2b.3KFe2+3(AlSi3O10)(OH)2
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Paragonite (TL)71.2.2a.2NaAl2(AlSi3O10)(OH)2
Phlogopite71.2.2b.1KMg3(AlSi3O10)(OH)2
Sheets of 6-membered rings interlayered 1:1, 2:1, and octahedra
Clinochlore71.4.1.4Mg5Al(AlSi3O10)(OH)8
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Unclassified Minerals, Mixtures, etc.
var: Oligoclase-(Na,Ca)[Al(Si,Al)Si2O8]
'Garnet Group'-X3Z2(SiO4)3
Oxy-dravite-Na(MgAl2)MgAl5(Si6O18)(BO3)3(OH)3O
Quartz
var: Rock Crystal
-SiO2
'Tourmaline'-A(D3)G6(T6O18)(BO3)3X3Z

List of minerals for each chemical element

HHydrogen
H ParagoniteNaAl2(AlSi3O10)(OH)2
H StauroliteFe22+Al9Si4O23(OH)
H MuscoviteKAl2(AlSi3O10)(OH)2
H Chloritoid(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
H ClinochloreMg5Al(AlSi3O10)(OH)8
H PhlogopiteKMg3(AlSi3O10)(OH)2
H AnniteKFe32+(AlSi3O10)(OH)2
H DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
H Oxy-draviteNa(MgAl2)MgAl5(Si6O18)(BO3)3(OH)3O
H SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
BBoron
B TourmalineA(D3)G6(T6O18)(BO3)3X3Z
B DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
B Oxy-draviteNa(MgAl2)MgAl5(Si6O18)(BO3)3(OH)3O
B SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
OOxygen
O ParagoniteNaAl2(AlSi3O10)(OH)2
O KyaniteAl2(SiO4)O
O StauroliteFe22+Al9Si4O23(OH)
O QuartzSiO2
O Cordierite(Mg,Fe)2Al3(AlSi5O18)
O MuscoviteKAl2(AlSi3O10)(OH)2
O TourmalineA(D3)G6(T6O18)(BO3)3X3Z
O Chloritoid(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
O ClinochloreMg5Al(AlSi3O10)(OH)8
O Quartz (var: Rock Crystal)SiO2
O AnataseTiO2
O AlbiteNa(AlSi3O8)
O PhlogopiteKMg3(AlSi3O10)(OH)2
O Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
O AndalusiteAl2(SiO4)O
O AnniteKFe32+(AlSi3O10)(OH)2
O AlmandineFe32+Al2(SiO4)3
O IlmeniteFe2+TiO3
O RutileTiO2
O SillimaniteAl2(SiO4)O
O DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
O Oxy-draviteNa(MgAl2)MgAl5(Si6O18)(BO3)3(OH)3O
O Garnet GroupX3Z2(SiO4)3
O SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
NaSodium
Na ParagoniteNaAl2(AlSi3O10)(OH)2
Na AlbiteNa(AlSi3O8)
Na Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Na DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Na Oxy-draviteNa(MgAl2)MgAl5(Si6O18)(BO3)3(OH)3O
Na SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
MgMagnesium
Mg Cordierite(Mg,Fe)2Al3(AlSi5O18)
Mg ClinochloreMg5Al(AlSi3O10)(OH)8
Mg PhlogopiteKMg3(AlSi3O10)(OH)2
Mg DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Mg Oxy-draviteNa(MgAl2)MgAl5(Si6O18)(BO3)3(OH)3O
AlAluminium
Al ParagoniteNaAl2(AlSi3O10)(OH)2
Al KyaniteAl2(SiO4)O
Al StauroliteFe22+Al9Si4O23(OH)
Al Cordierite(Mg,Fe)2Al3(AlSi5O18)
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Chloritoid(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
Al ClinochloreMg5Al(AlSi3O10)(OH)8
Al AlbiteNa(AlSi3O8)
Al PhlogopiteKMg3(AlSi3O10)(OH)2
Al Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Al AndalusiteAl2(SiO4)O
Al AnniteKFe32+(AlSi3O10)(OH)2
Al AlmandineFe32+Al2(SiO4)3
Al SillimaniteAl2(SiO4)O
Al DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Al Oxy-draviteNa(MgAl2)MgAl5(Si6O18)(BO3)3(OH)3O
Al SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
SiSilicon
Si ParagoniteNaAl2(AlSi3O10)(OH)2
Si KyaniteAl2(SiO4)O
Si StauroliteFe22+Al9Si4O23(OH)
Si QuartzSiO2
Si Cordierite(Mg,Fe)2Al3(AlSi5O18)
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si Chloritoid(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
Si ClinochloreMg5Al(AlSi3O10)(OH)8
Si Quartz (var: Rock Crystal)SiO2
Si AlbiteNa(AlSi3O8)
Si PhlogopiteKMg3(AlSi3O10)(OH)2
Si Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
Si AndalusiteAl2(SiO4)O
Si AnniteKFe32+(AlSi3O10)(OH)2
Si AlmandineFe32+Al2(SiO4)3
Si SillimaniteAl2(SiO4)O
Si DraviteNa(Mg3)Al6(Si6O18)(BO3)3(OH)3(OH)
Si Oxy-draviteNa(MgAl2)MgAl5(Si6O18)(BO3)3(OH)3O
Si Garnet GroupX3Z2(SiO4)3
Si SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2
K PhlogopiteKMg3(AlSi3O10)(OH)2
K AnniteKFe32+(AlSi3O10)(OH)2
CaCalcium
Ca Albite (var: Oligoclase)(Na,Ca)[Al(Si,Al)Si2O8]
TiTitanium
Ti AnataseTiO2
Ti IlmeniteFe2+TiO3
Ti RutileTiO2
FeIron
Fe StauroliteFe22+Al9Si4O23(OH)
Fe Cordierite(Mg,Fe)2Al3(AlSi5O18)
Fe Chloritoid(Fe2+,Mg,Mn2+)Al2(SiO4)O(OH)2
Fe AnniteKFe32+(AlSi3O10)(OH)2
Fe AlmandineFe32+Al2(SiO4)3
Fe IlmeniteFe2+TiO3
Fe SchorlNa(Fe32+)Al6(Si6O18)(BO3)3(OH)3(OH)

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Unknown
Ma



ID: 2346984
Metamorphe Gesteine, meist Metasedimente

Age: Anthropocene ( Ma)

Lithology: Gneiss and mica schist

Reference: Geological Institute. Geological Map of Switzerland 1:500,000. isbn: 3906723399. University of Bern. [49]

Paleozoic - Precambrian
251.902 - 4000 Ma



ID: 3147177
Penninic basement, Penninic nappes, Austroalpine nappes, Southern Alpes

Age: Eoarchean to Triassic (251.902 - 4000 Ma)

Description: medium grade metamorphic

Lithology: Gneiss

Reference: Asch, K. The 1:5M International Geological Map of Europe and Adjacent Areas: Development and Implementation of a GIS-enabled Concept. Geologisches Jahrbuch, SA 3. [147]

Late Paleozoic
251.902 - 358.9 Ma



ID: 3192871
Paleozoic intrusive rocks

Age: Phanerozoic (251.902 - 358.9 Ma)

Comments: Alps

Lithology: Intrusive igneous rocks

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Beitter, T., Wagner, T., Markl, G. (2008) Formation of kyanite-quartz veins of the Alpe Sponda, Central Alps, Switzerland: Implications for Al transport during regional metamorphism. Contrib. Mineral. Petrol., 156, 689-707.
Weiß, S. (2014): Disthen von der Alpe Sponda. Lapis, 39 (9), 12-25; 62.
Charlotte Redler, Alfred Irouschek, Teresa Jeffries and Reto Gieré (2016): Origin and Formation of Tourmaline-rich Cordierite-bearing Metapelitic Rocks from Alpe Sponda, Central Alps (Switzerland). Journal of Petrology, 57, 277-308.


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