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Mt Forno, Forno Valley, Bregaglia Valley (Bergell), Grischun (Grisons; Graubünden), Switzerland

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Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude (WGS84): 46° North , 9° East (est.)
Margin of Error:~39km
Locality type:Mountain
Köppen climate type:ET : Tundra
Name(s) in local language(s):Monte del Forno, Val Forno, Val Bregaglia (Bergell), Graubünden (Grisons; Grischun), Schweiz (Suisse; Svizzera)


Pegmatite veins, amphibolites and garnet-andalusite-micaschists.

Regions containing this locality

The Alps, Europe

Mountain Range - 2,202 mineral species & varietal names listed

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List

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

14 valid minerals.

Detailed Mineral List:

Almandine
Formula: Fe2+3Al2(SiO4)3
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): Mineralienlexikon der Schweiz. Wepf (Basel), p. 32
Beryl
Formula: Be3Al2(Si6O18)
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Verlag Wepf & Co. (Basel), p. 75
Brochantite
Formula: Cu4(SO4)(OH)6
Clinozoisite
Formula: {Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 201.
Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): Mineralienlexikon der Schweiz. Wepf (Basel), p. 122.
Cyanotrichite
Formula: Cu4Al2(SO4)(OH)12 · 2H2O
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 201.
Grossular
Formula: Ca3Al2(SiO4)3
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 201.
Grossular var: Hessonite
Formula: Ca3Al2(SiO4)3
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 201.
Helvine
Formula: Be3Mn2+4(SiO4)3S
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 212.
Hercynite
Formula: Fe2+Al2O4
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 382.
Heulandite-Ca
Formula: (Ca,Na)5(Si27Al9)O72 · 26H2O
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 215.
'Pinite'
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): Mineralienlexikon der Schweiz. Wepf (Basel), p. 122.
Prehnite
Formula: Ca2Al2Si3O10(OH)2
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 309.
Spinel
Formula: MgAl2O4
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 382.
Vesuvianite
Formula: (Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Reference: Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 201.

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
'Hercynite'4.BB.05Fe2+Al2O4
Spinel4.BB.05MgAl2O4
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
'Brochantite'7.BB.25Cu4(SO4)(OH)6
'Cyanotrichite'7.DE.10Cu4Al2(SO4)(OH)12 · 2H2O
Group 9 - Silicates
'Almandine'9.AD.25Fe2+3Al2(SiO4)3
'Beryl'9.CJ.05Be3Al2(Si6O18)
'Clinozoisite'9.BG.05a{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
'Cordierite'9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
'Epidote'9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
'Grossular'9.AD.25Ca3Al2(SiO4)3
var: Hessonite9.AD.25Ca3Al2(SiO4)3
'Helvine'9.FB.10Be3Mn2+4(SiO4)3S
Heulandite-Ca9.GE.05(Ca,Na)5(Si27Al9)O72 · 26H2O
Prehnite9.DP.20Ca2Al2Si3O10(OH)2
Vesuvianite9.BG.35(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Unclassified Minerals, Rocks, etc.
Pinite-

List of minerals arranged by Dana 8th Edition classification

Group 7 - MULTIPLE OXIDES
AB2X4
Hercynite7.2.1.3Fe2+Al2O4
Spinel7.2.1.1MgAl2O4
Group 30 - ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)m(XO4)pZq, where m:p>2:1
Brochantite30.1.3.1Cu4(SO4)(OH)6
Group 31 - HYDRATED SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)6(XO4)Zq·xH2O
Cyanotrichite31.2.1.1Cu4Al2(SO4)(OH)12 · 2H2O
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
Grossular51.4.3b.2Ca3Al2(SiO4)3
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Clinozoisite58.2.1a.4{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Vesuvianite58.2.4.1(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
Beryl61.1.1.1Be3Al2(Si6O18)
Six-Membered Rings with Al substituted rings
Cordierite61.2.1.1(Mg,Fe)2Al3(AlSi5O18)
Group 72 - PHYLLOSILICATES Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings
Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings with 4-membered rings
Prehnite72.1.3.1Ca2Al2Si3O10(OH)2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework Feldspathoids and related species
Helvine76.2.4.1Be3Mn2+4(SiO4)3S
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Heulandite-Ca77.1.4.1(Ca,Na)5(Si27Al9)O72 · 26H2O
Unclassified Minerals, Rocks, etc.
Grossular
var: Hessonite
-Ca3Al2(SiO4)3
'Pinite'-

List of minerals for each chemical element

HHydrogen
H BrochantiteCu4(SO4)(OH)6
H Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
H CyanotrichiteCu4Al2(SO4)(OH)12 · 2H2O
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H Heulandite-Ca(Ca,Na)5(Si27Al9)O72 · 26H2O
H PrehniteCa2Al2Si3O10(OH)2
H Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
BeBeryllium
Be BerylBe3Al2(Si6O18)
Be HelvineBe3Mn42+(SiO4)3S
BBoron
B Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
OOxygen
O AlmandineFe32+Al2(SiO4)3
O BerylBe3Al2(Si6O18)
O BrochantiteCu4(SO4)(OH)6
O Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
O Cordierite(Mg,Fe)2Al3(AlSi5O18)
O CyanotrichiteCu4Al2(SO4)(OH)12 · 2H2O
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O GrossularCa3Al2(SiO4)3
O HelvineBe3Mn42+(SiO4)3S
O HercyniteFe2+Al2O4
O Grossular (var: Hessonite)Ca3Al2(SiO4)3
O Heulandite-Ca(Ca,Na)5(Si27Al9)O72 · 26H2O
O PrehniteCa2Al2Si3O10(OH)2
O SpinelMgAl2O4
O Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
FFluorine
F Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
NaSodium
Na Heulandite-Ca(Ca,Na)5(Si27Al9)O72 · 26H2O
Na Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
MgMagnesium
Mg Cordierite(Mg,Fe)2Al3(AlSi5O18)
Mg SpinelMgAl2O4
Mg Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
AlAluminium
Al AlmandineFe32+Al2(SiO4)3
Al BerylBe3Al2(Si6O18)
Al Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Al Cordierite(Mg,Fe)2Al3(AlSi5O18)
Al CyanotrichiteCu4Al2(SO4)(OH)12 · 2H2O
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al GrossularCa3Al2(SiO4)3
Al HercyniteFe2+Al2O4
Al Grossular (var: Hessonite)Ca3Al2(SiO4)3
Al Heulandite-Ca(Ca,Na)5(Si27Al9)O72 · 26H2O
Al PrehniteCa2Al2Si3O10(OH)2
Al SpinelMgAl2O4
Al Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
SiSilicon
Si AlmandineFe32+Al2(SiO4)3
Si BerylBe3Al2(Si6O18)
Si Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Si Cordierite(Mg,Fe)2Al3(AlSi5O18)
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si GrossularCa3Al2(SiO4)3
Si HelvineBe3Mn42+(SiO4)3S
Si Grossular (var: Hessonite)Ca3Al2(SiO4)3
Si Heulandite-Ca(Ca,Na)5(Si27Al9)O72 · 26H2O
Si PrehniteCa2Al2Si3O10(OH)2
Si Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
SSulfur
S BrochantiteCu4(SO4)(OH)6
S CyanotrichiteCu4Al2(SO4)(OH)12 · 2H2O
S HelvineBe3Mn42+(SiO4)3S
CaCalcium
Ca Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca GrossularCa3Al2(SiO4)3
Ca Grossular (var: Hessonite)Ca3Al2(SiO4)3
Ca Heulandite-Ca(Ca,Na)5(Si27Al9)O72 · 26H2O
Ca PrehniteCa2Al2Si3O10(OH)2
Ca Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
MnManganese
Mn HelvineBe3Mn42+(SiO4)3S
FeIron
Fe AlmandineFe32+Al2(SiO4)3
Fe Cordierite(Mg,Fe)2Al3(AlSi5O18)
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Fe HercyniteFe2+Al2O4
Fe Vesuvianite(Ca,Na,☐)19(Al,Mg,Fe3+)13(☐,B,Al,Fe3+)5(Si2O7)4(SiO4)10(OH,F,O)10
CuCopper
Cu BrochantiteCu4(SO4)(OH)6
Cu CyanotrichiteCu4Al2(SO4)(OH)12 · 2H2O

Localities in this Region
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Switzerland
  • Grischun (Grisons; Graubünden)
    • Bregaglia Valley (Bergell)

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