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Tesso Valley, Lanzo Valleys, Metropolitan City of Turin, Piedmont, Italyi
Regional Level Types
Tesso ValleyValley
Lanzo ValleysGroup of Valleies
Metropolitan City of TurinMetropolitan City
PiedmontRegion
ItalyCountry

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Type:
Valley
Largest Settlements:
PlacePopulation
Lanzo Torinese4,900 (2014)
Coassolo Torinese1,470 (2012)
San Pietro404 (2014)
Coassolo353 (2014)
Chiaves148 (2014)
Castiglione132 (2014)
Mindat Locality ID:
69692
Long-form identifier:
mindat:1:2:69692:5
GUID (UUID V4):
0
Name(s) in local language(s):
Valle Tesso, Valli di Lanzo, Zona Sesia-Lanzo, Torino, Piemonte, Italia


Located North of Lanzo and NW of Rocca Canavese.
Polymetamorphic blastomylonitic paraschists (pre-Alpine deep continental crust) outcrops.
High-grade metasedimentary gneisses transformed to schists during Alpine metamorphism.
Presence of metabasites, marbles and migmatitic leucosomes.


Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


23 valid minerals.

Detailed Mineral List:

ⓘ Actinolite
Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Description: Alpine metamorphism phase in metabasites. In metabasites (late-Alpine low-pressure metamorphism phase).
ⓘ Albite
Formula: Na(AlSi3O8)
Description: In leucosomes (late-Alpine low-pressure metamorphism phase). In paraschists (late-Alpine low-pressure metamorphism phase). Late-Alpine low pressure phase in marbles. In metabasites (late-Alpine low-pressure metamorphism phase).
ⓘ Almandine
Formula: Fe2+3Al2(SiO4)3
Description: Pre-Alpine phase in paraschists. Alpine metamorphism phase in paraschists. Pre-Alpine phase in metabasites.
ⓘ Augite
Formula: (CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘ Augite var. Soda-Augite
ⓘ 'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Description: In leucosomes (pre-Alpine phase). Pre-Alpine phase in paraschists.
ⓘ Calcite
Formula: CaCO3
Description: Pre-Alpine phase in marbles.
ⓘ Celadonite
Formula: K(MgFe3+◻)(Si4O10)(OH)2
Description: Celadonite-phengite series. Alpine metamorphism phase in paraschists.
ⓘ 'Chlorite Group'
Description: In paraschists (late-Alpine low-pressure metamorphism phase). Late-Alpine low pressure phase in marbles. Alpine metamorphism phase in metabasites.
ⓘ Chloritoid
Formula: Fe2+Al2O(SiO4)(OH)2
Description: Alpine metamorphism phase in paraschists.
ⓘ 'Clinopyroxene Subgroup'
Description: Pre-Alpine phase in marbles. Pre-Alpine phase in metabasites.
ⓘ Clinozoisite
Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Description: Alpine metamorphism phase in paraschists. Alpine metamorphism phase in metabasites.
ⓘ Diopside
Formula: CaMgSi2O6
ⓘ Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Description: In paraschists (late-Alpine low-pressure metamorphism phase). In metabasites (late-Alpine low-pressure metamorphism phase).
ⓘ Ferro-glaucophane
Formula: ◻[Na2][Fe2+3Al2]Si8O22(OH)2
ⓘ Glaucophane
Formula: ◻[Na2][Mg3Al2]Si8O22(OH)2
Description: Alpine metamorphism phase in paraschists. Alpine metamorphism phase in marbles. Alpine metamorphism phase in metabasites.
ⓘ Graphite
Formula: C
Description: Pre-Alpine phase in paraschists.
ⓘ 'Hornblende Root Name Group'
Formula: ◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
Description: Pre-Alpine phase in marbles. Pre-Alpine phase in metabasites.
ⓘ Jadeite
Formula: Na(Al,Fe3+)Si2O6
Description: In leucosomes (Alpine metamorphism phase).
ⓘ 'K Feldspar'
Description: In leucosomes (pre-Alpine phase). Pre-Alpine phase in paraschists.
ⓘ Kyanite
Formula: Al2(SiO4)O
Description: Alpine metamorphism phase in paraschists.
ⓘ Lawsonite
Formula: CaAl2(Si2O7)(OH)2 · H2O
Description: Alpine metamorphism phase in paraschists.
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Description: Phengite-celadonite series. In leucosomes (Alpine metamorphism phase). Alpine metamorphism phase in paraschists. Alpine metamorphism phase in marbles.
ⓘ Muscovite var. Phengite
Formula: KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Description: Phengite-celadonite series. In leucosomes (Alpine metamorphism phase). Alpine metamorphism phase in paraschists. Alpine metamorphism phase in marbles.
ⓘ Omphacite
Formula: (NaaCabFe2+cMgd)(AleFe3+fFe2+gMgh)Si2O6
Description: Rims Na-augite in metabasite granulites. Rims diopside (pre-Alpine mineral).
ⓘ Paragonite
Formula: NaAl2(AlSi3O10)(OH)2
Description: Alpine metamorphism phase in paraschists. Alpine metamorphism phase in metabasites.
ⓘ 'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Description: In leucosomes (pre-Alpine phase). In leucosomes (late-Alpine low-pressure metamorphism phase). Pre-Alpine phase in paraschists. Pre-Alpine phase in metabasites.
ⓘ Quartz
Formula: SiO2
Description: In leucosomes (pre-Alpine phase). In leucosomes (Alpine metamorphism phase). Alpine metamorphism phase in paraschists. Pre-Alpine phase in marbles.
ⓘ Sillimanite
Formula: Al2(SiO4)O
Description: Pre-Alpine phase in paraschists. Replaced by kyanite.
ⓘ Stilpnomelane
Formula: (K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Description: In paraschists (late-Alpine low-pressure metamorphism phase).
ⓘ Zoisite
Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Description: Alpine metamorphism phase in paraschists. Alpine metamorphism phase in metabasites.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘGraphite1.CB.05aC
Group 4 - Oxides and Hydroxides
ⓘQuartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
Group 9 - Silicates
ⓘAlmandine9.AD.25Fe2+3Al2(SiO4)3
ⓘSillimanite9.AF.05Al2(SiO4)O
ⓘKyanite9.AF.15Al2(SiO4)O
ⓘChloritoid9.AF.85Fe2+Al2O(SiO4)(OH)2
ⓘLawsonite9.BE.05CaAl2(Si2O7)(OH)2 · H2O
ⓘClinozoisite9.BG.05a(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
ⓘEpidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘZoisite9.BG.10(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
ⓘAugite9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘDiopside9.DA.15CaMgSi2O6
ⓘAugite
var. Soda-Augite		9.DA.15(CaxMgyFez)(Mgy1Fez1)Si2O6
ⓘOmphacite9.DA.20(NaaCabFe2+cMgd)(AleFe3+fFe2+gMgh)Si2O6
ⓘJadeite9.DA.25Na(Al,Fe3+)Si2O6
ⓘActinolite9.DE.10◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
ⓘFerro-glaucophane9.DE.25◻[Na2][Fe2+3Al2]Si8O22(OH)2
ⓘGlaucophane9.DE.25◻[Na2][Mg3Al2]Si8O22(OH)2
ⓘCeladonite9.EC.15K(MgFe3+◻)(Si4O10)(OH)2
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘParagonite9.EC.15NaAl2(AlSi3O10)(OH)2
ⓘMuscovite
var. Phengite		9.EC.15KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
ⓘStilpnomelane9.EG.40(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
ⓘAlbite9.FA.35Na(AlSi3O8)
Unclassified
ⓘ'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
ⓘ'Chlorite Group'-
ⓘ'Clinopyroxene Subgroup'-
ⓘ'Hornblende Root Name Group'-◻Ca2(Z2+4Z3+)(AlSi7O22)(OH,F,Cl)2
ⓘ'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8
ⓘ'K Feldspar'-

List of minerals for each chemical element

HHydrogen
Hⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Hⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Hⓘ CeladoniteK(MgFe3+◻)(Si4O10)(OH)2
Hⓘ ChloritoidFe2+Al2O(SiO4)(OH)2
Hⓘ Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Hⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Hⓘ Ferro-glaucophane◻[Na2][Fe32+Al2]Si8O22(OH)2
Hⓘ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
Hⓘ LawsoniteCaAl2(Si2O7)(OH)2 · H2O
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ ParagoniteNaAl2(AlSi3O10)(OH)2
Hⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Hⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Hⓘ Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Hⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
CCarbon
Cⓘ CalciteCaCO3
Cⓘ GraphiteC
OOxygen
Oⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Oⓘ AlbiteNa(AlSi3O8)
Oⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Oⓘ AlmandineFe32+Al2(SiO4)3
Oⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Oⓘ CalciteCaCO3
Oⓘ CeladoniteK(MgFe3+◻)(Si4O10)(OH)2
Oⓘ ChloritoidFe2+Al2O(SiO4)(OH)2
Oⓘ Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Oⓘ DiopsideCaMgSi2O6
Oⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Oⓘ Ferro-glaucophane◻[Na2][Fe32+Al2]Si8O22(OH)2
Oⓘ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
Oⓘ JadeiteNa(Al,Fe3+)Si2O6
Oⓘ KyaniteAl2(SiO4)O
Oⓘ LawsoniteCaAl2(Si2O7)(OH)2 · H2O
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ Omphacite(NaaCabFec2+Mgd)(AleFef3+Feg2+Mgh)Si2O6
Oⓘ ParagoniteNaAl2(AlSi3O10)(OH)2
Oⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Oⓘ QuartzSiO2
Oⓘ SillimaniteAl2(SiO4)O
Oⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Oⓘ Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Oⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Oⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
FFluorine
Fⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Fⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
NaSodium
Naⓘ AlbiteNa(AlSi3O8)
Naⓘ Ferro-glaucophane◻[Na2][Fe32+Al2]Si8O22(OH)2
Naⓘ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
Naⓘ JadeiteNa(Al,Fe3+)Si2O6
Naⓘ Omphacite(NaaCabFec2+Mgd)(AleFef3+Feg2+Mgh)Si2O6
Naⓘ ParagoniteNaAl2(AlSi3O10)(OH)2
Naⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Naⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
MgMagnesium
Mgⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Mgⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Mgⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Mgⓘ CeladoniteK(MgFe3+◻)(Si4O10)(OH)2
Mgⓘ DiopsideCaMgSi2O6
Mgⓘ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
Mgⓘ Omphacite(NaaCabFec2+Mgd)(AleFef3+Feg2+Mgh)Si2O6
Mgⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Mgⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
AlAluminium
Alⓘ AlbiteNa(AlSi3O8)
Alⓘ AlmandineFe32+Al2(SiO4)3
Alⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Alⓘ ChloritoidFe2+Al2O(SiO4)(OH)2
Alⓘ Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Alⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Alⓘ Ferro-glaucophane◻[Na2][Fe32+Al2]Si8O22(OH)2
Alⓘ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
Alⓘ JadeiteNa(Al,Fe3+)Si2O6
Alⓘ KyaniteAl2(SiO4)O
Alⓘ LawsoniteCaAl2(Si2O7)(OH)2 · H2O
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ Omphacite(NaaCabFec2+Mgd)(AleFef3+Feg2+Mgh)Si2O6
Alⓘ ParagoniteNaAl2(AlSi3O10)(OH)2
Alⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Alⓘ SillimaniteAl2(SiO4)O
Alⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Alⓘ Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Alⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Alⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
SiSilicon
Siⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Siⓘ AlbiteNa(AlSi3O8)
Siⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Siⓘ AlmandineFe32+Al2(SiO4)3
Siⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Siⓘ CeladoniteK(MgFe3+◻)(Si4O10)(OH)2
Siⓘ ChloritoidFe2+Al2O(SiO4)(OH)2
Siⓘ Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Siⓘ DiopsideCaMgSi2O6
Siⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Siⓘ Ferro-glaucophane◻[Na2][Fe32+Al2]Si8O22(OH)2
Siⓘ Glaucophane◻[Na2][Mg3Al2]Si8O22(OH)2
Siⓘ JadeiteNa(Al,Fe3+)Si2O6
Siⓘ KyaniteAl2(SiO4)O
Siⓘ LawsoniteCaAl2(Si2O7)(OH)2 · H2O
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ Omphacite(NaaCabFec2+Mgd)(AleFef3+Feg2+Mgh)Si2O6
Siⓘ ParagoniteNaAl2(AlSi3O10)(OH)2
Siⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Siⓘ QuartzSiO2
Siⓘ SillimaniteAl2(SiO4)O
Siⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Siⓘ Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Siⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Siⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
ClChlorine
Clⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
KPotassium
Kⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Kⓘ CeladoniteK(MgFe3+◻)(Si4O10)(OH)2
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Kⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Kⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
CaCalcium
Caⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Caⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Caⓘ CalciteCaCO3
Caⓘ Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Caⓘ DiopsideCaMgSi2O6
Caⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Caⓘ LawsoniteCaAl2(Si2O7)(OH)2 · H2O
Caⓘ Omphacite(NaaCabFec2+Mgd)(AleFef3+Feg2+Mgh)Si2O6
Caⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O
Caⓘ Zoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Caⓘ Hornblende Root Name Group◻Ca2(Z42+Z3+)(AlSi7O22)(OH,F,Cl)2
Caⓘ Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
TiTitanium
Tiⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
FeIron
Feⓘ Actinolite◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Feⓘ Augite(CaxMgyFez)(Mgy1Fez1)Si2O6
Feⓘ AlmandineFe32+Al2(SiO4)3
Feⓘ BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2
Feⓘ CeladoniteK(MgFe3+◻)(Si4O10)(OH)2
Feⓘ ChloritoidFe2+Al2O(SiO4)(OH)2
Feⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Feⓘ Ferro-glaucophane◻[Na2][Fe32+Al2]Si8O22(OH)2
Feⓘ JadeiteNa(Al,Fe3+)Si2O6
Feⓘ Omphacite(NaaCabFec2+Mgd)(AleFef3+Feg2+Mgh)Si2O6
Feⓘ Muscovite var. PhengiteKAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Feⓘ Stilpnomelane(K,Ca,Na)(Fe,Mg,Al)8(Si,Al)12(O,OH)36 · nH2O

Fossils

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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.

References

Pognante, Ugo (1989) Lawsonite, blueschist and eclogite formation in the southern Sesia zone (western Alps, Italy) European Journal of Mineralogy, 1 (1) 89-104 doi:10.1127/ejm/01/1/0089
Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007) Minerali del Piemonte e della Valle d'Aosta - Associazione Amici del Museo "F. Eusebio" Alba.
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