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Druntobel (Drun Tobel; Drun Sedrun; Krüzli valley; Kreuzli pass; Ruinas Plaunas), Sedrun, Tujetsch (Tavetsch), Vorderrhein Valley, Grischun (Grisons; Graubünden), Switzerlandi
Regional Level Types
Druntobel (Drun Tobel; Drun Sedrun; Krüzli valley; Kreuzli pass; Ruinas Plaunas)- not defined -
Sedrun- not defined -
Tujetsch (Tavetsch)- not defined -
Vorderrhein ValleyValley
Grischun (Grisons; Graubünden)- not defined -
SwitzerlandCountry

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Name(s) in local language(s):Druntobel (Drun Tobel; Drun Sedrun; Krüzlital; Krüzlithal; Kreuzlipass; Ruinas Plaunas), Sedrun, Tujetsch (Tavetsch), Vorderrheintal, Graubünden (Grisons; Grischun), Schweiz (Suisse; Svizzera)
Latitude & Longitude (WGS84): 46° 41' 25'' North , 8° 46' 28'' East
Latitude & Longitude (decimal): 46.69028,8.77472
GeoHash:G#: u0q1xetw9
Köppen climate type:ET : Tundra
Nearest Settlements:
PlacePopulationDistance
Disentis2,193 (2017)6.0km
Gurtnellen666 (2017)12.4km
Silenen2,243 (2013)13.4km
Wassen464 (2013)13.5km
Surrein250 (2017)13.8km


A narrow and steep erosion gorge north of Sedrun, which leads up to the locality "Cuolm da Vi".
Clefts in amphibolite and gneiss.

The type locality of "Sphene" (Hauy, 1801).

NOTE: The grid reference is centered on the area.

Regions containing this locality

Eurasian PlateTectonic Plate
EuropeContinent
The Alps, EuropeMountain Range

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


21 valid minerals.

Detailed Mineral List:

Actinolite
Formula: ☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Albite
Formula: Na(AlSi3O8)
Anatase
Formula: TiO2
'Apatite'
Brookite
Formula: TiO2
Calcite
Formula: CaCO3
'Chabazite'
Chalcopyrite
Formula: CuFeS2
'Chlorite Group'
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Galena
Formula: PbS
Gypsum
Formula: CaSO4 · 2H2O
Heulandite-Ca
Formula: (Ca,Na)5(Si27Al9)O72 · 26H2O
'K Feldspar'
'K Feldspar var: Adularia'
Formula: KAlSi3O8
Laumontite
Formula: CaAl2Si4O12 · 4H2O
Milarite
Formula: K2Ca4Al2Be4Si24O60 · H2O
Monazite-(Ce)
Formula: Ce(PO4)
Phenakite
Formula: Be2SiO4
Pyrite
Formula: FeS2
Quartz
Formula: SiO2
Quartz var: Smoky Quartz
Formula: SiO2
Rutile
Formula: TiO2
Sphalerite
Formula: ZnS
Stilbite-Ca
Formula: NaCa4[Al9Si27O72] · nH2O
Titanite
Formula: CaTi(SiO4)O
Wulfenite
Formula: Pb(MoO4)

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
Sphalerite2.CB.05aZnS
Group 4 - Oxides and Hydroxides
Anatase4.DD.05TiO2
Brookite4.DD.10TiO2
Quartz4.DA.05SiO2
var: Smoky Quartz4.DA.05SiO2
Rutile4.DB.05TiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Gypsum7.CD.40CaSO4 · 2H2O
Wulfenite7.GA.05Pb(MoO4)
Group 8 - Phosphates, Arsenates and Vanadates
Monazite-(Ce)8.AD.50Ce(PO4)
Group 9 - Silicates
Actinolite9.DE.10☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Albite9.FA.35Na(AlSi3O8)
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Heulandite-Ca9.GE.05(Ca,Na)5(Si27Al9)O72 · 26H2O
Laumontite9.GB.10CaAl2Si4O12 · 4H2O
Milarite9.CM.05K2Ca4Al2Be4Si24O60 · H2O
Phenakite9.AA.05Be2SiO4
Stilbite-Ca9.GE.10NaCa4[Al9Si27O72] · nH2O
Titanite9.AG.15CaTi(SiO4)O
Unclassified Minerals, Rocks, etc.
'Apatite'-
'Chabazite'-
'Chlorite Group'-
'K Feldspar'-
'var: Adularia'-KAlSi3O8

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmXp, with m:p = 1:1
Galena2.8.1.1PbS
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 1:2
Pyrite2.12.1.1FeS2
Group 4 - SIMPLE OXIDES
AX2
Anatase4.4.4.1TiO2
Brookite4.4.5.1TiO2
Rutile4.4.1.1TiO2
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 29 - HYDRATED ACID AND NORMAL SULFATES
AXO4·xH2O
Gypsum29.6.3.1CaSO4 · 2H2O
Group 38 - ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
AXO4
Monazite-(Ce)38.4.3.1Ce(PO4)
Group 48 - ANHYDROUS MOLYBDATES AND TUNGSTATES
AXO4
Wulfenite48.1.3.1Pb(MoO4)
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [4] coordination
Phenakite51.1.1.1Be2SiO4
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [6] and/or >[6] coordination
Titanite52.4.3.1CaTi(SiO4)O
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)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Group 63 - CYCLOSILICATES Condensed Rings
Condensed Rings (Milarite - Osumilite group)
Milarite63.2.1a.12K2Ca4Al2Be4Si24O60 · H2O
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)
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Heulandite-Ca77.1.4.1(Ca,Na)5(Si27Al9)O72 · 26H2O
Laumontite77.1.1.4CaAl2Si4O12 · 4H2O
Stilbite-Ca77.1.4.3NaCa4[Al9Si27O72] · nH2O
Unclassified Minerals, Mixtures, etc.
Actinolite-☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
'Apatite'-
'Chabazite'-
'Chlorite Group'-
'K Feldspar'-
'var: Adularia'-KAlSi3O8
Quartz
var: Smoky Quartz
-SiO2

List of minerals for each chemical element

HHydrogen
H Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H GypsumCaSO4 · 2H2O
H Heulandite-Ca(Ca,Na)5(Si27Al9)O72 · 26H2O
H LaumontiteCaAl2Si4O12 · 4H2O
H MilariteK2Ca4Al2Be4Si24O60 · H2O
H Stilbite-CaNaCa4[Al9Si27O72] · nH2O
BeBeryllium
Be MilariteK2Ca4Al2Be4Si24O60 · H2O
Be PhenakiteBe2SiO4
CCarbon
C CalciteCaCO3
OOxygen
O TitaniteCaTi(SiO4)O
O Quartz (var: Smoky Quartz)SiO2
O K Feldspar (var: Adularia)KAlSi3O8
O AlbiteNa(AlSi3O8)
O AnataseTiO2
O Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
O BrookiteTiO2
O CalciteCaCO3
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O GypsumCaSO4 · 2H2O
O Heulandite-Ca(Ca,Na)5(Si27Al9)O72 · 26H2O
O LaumontiteCaAl2Si4O12 · 4H2O
O MilariteK2Ca4Al2Be4Si24O60 · H2O
O Monazite-(Ce)Ce(PO4)
O PhenakiteBe2SiO4
O QuartzSiO2
O RutileTiO2
O Stilbite-CaNaCa4[Al9Si27O72] · nH2O
O WulfenitePb(MoO4)
NaSodium
Na AlbiteNa(AlSi3O8)
Na Heulandite-Ca(Ca,Na)5(Si27Al9)O72 · 26H2O
Na Stilbite-CaNaCa4[Al9Si27O72] · nH2O
MgMagnesium
Mg Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
AlAluminium
Al K Feldspar (var: Adularia)KAlSi3O8
Al AlbiteNa(AlSi3O8)
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al Heulandite-Ca(Ca,Na)5(Si27Al9)O72 · 26H2O
Al LaumontiteCaAl2Si4O12 · 4H2O
Al MilariteK2Ca4Al2Be4Si24O60 · H2O
Al Stilbite-CaNaCa4[Al9Si27O72] · nH2O
SiSilicon
Si TitaniteCaTi(SiO4)O
Si Quartz (var: Smoky Quartz)SiO2
Si K Feldspar (var: Adularia)KAlSi3O8
Si AlbiteNa(AlSi3O8)
Si Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si Heulandite-Ca(Ca,Na)5(Si27Al9)O72 · 26H2O
Si LaumontiteCaAl2Si4O12 · 4H2O
Si MilariteK2Ca4Al2Be4Si24O60 · H2O
Si PhenakiteBe2SiO4
Si QuartzSiO2
Si Stilbite-CaNaCa4[Al9Si27O72] · nH2O
PPhosphorus
P Monazite-(Ce)Ce(PO4)
SSulfur
S ChalcopyriteCuFeS2
S GalenaPbS
S GypsumCaSO4 · 2H2O
S PyriteFeS2
S SphaleriteZnS
KPotassium
K K Feldspar (var: Adularia)KAlSi3O8
K MilariteK2Ca4Al2Be4Si24O60 · H2O
CaCalcium
Ca TitaniteCaTi(SiO4)O
Ca Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Ca CalciteCaCO3
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca GypsumCaSO4 · 2H2O
Ca Heulandite-Ca(Ca,Na)5(Si27Al9)O72 · 26H2O
Ca LaumontiteCaAl2Si4O12 · 4H2O
Ca MilariteK2Ca4Al2Be4Si24O60 · H2O
Ca Stilbite-CaNaCa4[Al9Si27O72] · nH2O
TiTitanium
Ti TitaniteCaTi(SiO4)O
Ti AnataseTiO2
Ti BrookiteTiO2
Ti RutileTiO2
FeIron
Fe Actinolite☐{Ca2}{Mg4.5-2.5Fe0.5-2.5}(Si8O22)(OH)2
Fe ChalcopyriteCuFeS2
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Fe PyriteFeS2
CuCopper
Cu ChalcopyriteCuFeS2
ZnZinc
Zn SphaleriteZnS
MoMolybdenum
Mo WulfenitePb(MoO4)
CeCerium
Ce Monazite-(Ce)Ce(PO4)
PbLead
Pb GalenaPbS
Pb WulfenitePb(MoO4)

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: 2364551
Metamorphe Gesteine, meist Metamagmatite

Age: Anthropocene ( Ma)

Lithology: Amphibolite

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

Paleozoic
251.902 - 541 Ma



ID: 3142600
Palaeozoic granite

Age: Phanerozoic (251.902 - 541 Ma)

Lithology: Granite

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]

Cambrian - Proterozoic
485.4 - 2500 Ma



ID: 3192233
Precambrian-Phanerozoic crystalline metamorphic rocks

Age: to Cambrian (485.4 - 2500 Ma)

Comments: Alps

Lithology: Crystalline metamorphic 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)
Weibel, M. (1957) Über Titanit von Graubünden. Untersuchungen an Kristallen von der Muotta Naira und vom Tobel Drun. Contributions to Mineralogy and Petrology, 5, 373-378 (in German).
Jahn, S. (2008) Der Druntobel bei Sedrun - ein weltbekannter Fundort. Mineralien-Welt, 19(3), 42-67 (in German).


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