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Helgoland Island, Schleswig-Holstein, Germanyi
Regional Level Types
Helgoland IslandIsland
Schleswig-Holstein- not defined -
GermanyCountry

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Lock Map
View of the Northern Peak of Helgoland Island, in 1909.

North Coast, Helgoland Island, Schleswig-Holstein, Germany
View of the South West Coast, Helgoland Island, ca. 1910.

Southwest Coast, Helgoland Island, Schleswig-Holstein, Germany
View of the Northern Peak of Helgoland Island, in 1909.

North Coast, Helgoland Island, Schleswig-Holstein, Germany
View of the South West Coast, Helgoland Island, ca. 1910.

Southwest Coast, Helgoland Island, Schleswig-Holstein, Germany
Name(s) in local language(s):Helgoland, Schleswig-Holstein, Deutschland
Locality type:Island
Largest Settlements:
PlacePopulation
Helgoland1,333 (2011)


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Standard Detailed Strunz Dana Chemical Elements

Mineral List

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

30 valid minerals. 1 erroneous literature entry.

Rock Types Recorded

Note: this is a very new system on mindat.org and data is currently VERY limited. Please bear with us while we work towards adding this information!

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

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Alphabetical List Tree Diagram

Detailed Mineral List:

Analcime
Formula: Na(AlSi2O6) · H2O
Colour: colorless
Reference: Markus Gerstmann - Collection
Anatase
Formula: TiO2
Colour: brown, light brown
Fluorescence: non
Reference: Markus Gerstmann - Collection
Azurite ?
Formula: Cu3(CO3)2(OH)2
Reference: Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
Baryte
Formula: BaSO4
Brochantite
Formula: Cu4(SO4)(OH)6
Habit: square to rectangular tabular
Colour: emerald green
Fluorescence: non
Reference: Markus Gerstmann - Collection
Calcite
Formula: CaCO3
Celestine
Formula: SrSO4
Description: "Celestite" from Helgoland is probably a misidentification; analyzed samples are barite. Nevertheless this dubious information is endlessly copied from one reference to another. (pers. comm. Markus Gerstmann)
Reference: Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
Chalcocite
Formula: Cu2S
Reference: Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 Markus Gerstmann - Collection
Chlorargyrite
Formula: AgCl
Colour: colorless, light grey to dark gray, black
Reference: Markus Gerstmann - Collection
Chlorargyrite var: Bromian Chlorargyrite
Formula: Ag(Cl,Br)
Colour: colorless, light grey to dark gray, black
Reference: Markus Gerstmann - Collection
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Clinoatacamite
Formula: Cu2(OH)3Cl
Reference: Markus Gerstmann collection (SXRD-analysed by Uwe Kolitsch)
Connellite
Formula: Cu19(SO4)(OH)32Cl4 · 3H2O
Habit: prismatic
Colour: dark blue
Fluorescence: non
Reference: Markus Gerstmann - Collection
Copper
Formula: Cu
Covellite
Formula: CuS
Reference: Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 Markus Gerstmann - Collection
Cuprite
Formula: Cu2O
Devilline
Formula: CaCu4(SO4)2(OH)6 · 3H2O
Habit: fibrous
Colour: light green, pale green
Fluorescence: non
Reference: Markus Gerstmann - Collection
Domeykite
Formula: Cu3As
Reference: Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 Markus Gerstmann - Collection
Galena
Formula: PbS
Reference: Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 Markus Gerstmann - Collection
Gypsum
Formula: CaSO4 · 2H2O
Colour: colorless
Reference: Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 Markus Gerstmann - Collection
Iodargyrite
Formula: AgI
Colour: yellow, greenish yellow, grey
Fluorescence: non
Reference: Markus Gerstmann - Collection
Malachite
Formula: Cu2(CO3)(OH)2
Mottramite
Formula: PbCu(VO4)(OH)
Habit: hypidiomorph crystals, pseudomorph after galena
Colour: yellowgreen
Fluorescence: non
Reference: Markus Gerstmann - Collection
Ranciéite
Formula: (Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2O
Habit: Small tabular crystals with metal like luster. Forms crusts on calcite and/or baryte.
Colour: dark brown, silver metalic luster
Fluorescence: non
Reference: Markus Gerstmann - Collection
Shattuckite
Formula: Cu5(Si2O6)2(OH)2
Silver
Formula: Ag
Colour: silver white metallic
Reference: Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990 Markus Gerstmann - Collection
Spangolite
Formula: Cu6Al(SO4)(OH)12Cl · 3H2O
Colour: blue-green
Fluorescence: non
Reference: Markus Gerstmann - Collection
Spionkopite
Formula: Cu39S28
Reference: Markus Gerstmann - Collection
Tangeite
Formula: CaCu(VO4)(OH)
Colour: green, yellow green
Fluorescence: non
Reference: Markus Gerstmann - Collection
Tenorite
Formula: CuO
Reference: Weiss: "Mineralfundstellen, Deutschland West", Weise (Munich), 1990
Vanadinite
Formula: Pb5(VO4)3Cl
Habit: needle like, prismatic
Colour: pale brown
Fluorescence: ?
Reference: Markus Gerstmann - Collection
Vésigniéite
Formula: BaCu3(VO4)2(OH)2
Colour: yellow green
Fluorescence: non
Reference: Markus Gerstmann - Collection

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu
Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
Chalcocite2.BA.05Cu2S
Covellite2.CA.05aCuS
Domeykite2.AA.10bCu3As
Galena2.CD.10PbS
Spionkopite2.CA.05cCu39S28
Group 3 - Halides
Chlorargyrite3.AA.15AgCl
var: Bromian Chlorargyrite3.AA.15Ag(Cl,Br)
Clinoatacamite3.DA.10bCu2(OH)3Cl
Connellite3.DA.25Cu19(SO4)(OH)32Cl4 · 3H2O
Iodargyrite3.AA.10AgI
Group 4 - Oxides and Hydroxides
Anatase4.DD.05TiO2
Cuprite4.AA.10Cu2O
Ranciéite4.FL.40(Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2O
Tenorite4.AB.10CuO
Group 5 - Nitrates and Carbonates
Azurite ?5.BA.05Cu3(CO3)2(OH)2
Calcite5.AB.05CaCO3
Malachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Brochantite7.BB.25Cu4(SO4)(OH)6
Celestine ?7.AD.35SrSO4
Devilline7.DD.30CaCu4(SO4)2(OH)6 · 3H2O
Gypsum7.CD.40CaSO4 · 2H2O
Spangolite7.DD.15Cu6Al(SO4)(OH)12Cl · 3H2O
Group 8 - Phosphates, Arsenates and Vanadates
Mottramite8.BH.40PbCu(VO4)(OH)
Tangeite8.BH.35CaCu(VO4)(OH)
Vanadinite8.BN.05Pb5(VO4)3Cl
Vésigniéite8.BH.45BaCu3(VO4)2(OH)2
Group 9 - Silicates
Analcime9.GB.05Na(AlSi2O6) · H2O
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Shattuckite9.DB.40Cu5(Si2O6)2(OH)2

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Copper1.1.1.3Cu
Silver1.1.1.2Ag
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 3:1
Domeykite2.2.2.1Cu3As
AmBnXp, with (m+n):p = 2:1
Chalcocite2.4.7.1Cu2S
Spionkopite2.4.7.7Cu39S28
AmXp, with m:p = 1:1
Covellite2.8.12.1CuS
Galena2.8.1.1PbS
Group 4 - SIMPLE OXIDES
A2X
Cuprite4.1.1.1Cu2O
AX
Tenorite4.2.3.1CuO
AX2
Anatase4.4.4.1TiO2
Group 7 - MULTIPLE OXIDES
AB4X9
Ranciéite7.10.1.1(Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2O
Group 9 - NORMAL HALIDES
AX
Chlorargyrite9.1.4.1AgCl
Iodargyrite9.1.5.1AgI
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Azurite ?16a.2.1.1Cu3(CO3)2(OH)2
Malachite16a.3.1.1Cu2(CO3)(OH)2
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Baryte28.3.1.1BaSO4
Celestine ?28.3.1.2SrSO4
Group 29 - HYDRATED ACID AND NORMAL SULFATES
AXO4·xH2O
Gypsum29.6.3.1CaSO4 · 2H2O
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)m(XO4)pZq·xH2O, where m:p > 6:1
Connellite31.1.1.1Cu19(SO4)(OH)32Cl4 · 3H2O
Spangolite31.1.5.1Cu6Al(SO4)(OH)12Cl · 3H2O
(AB)5(XO4)2Zq·xH2O
Devilline31.6.1.1CaCu4(SO4)2(OH)6 · 3H2O
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)2(XO4)Zq
Mottramite41.5.2.2PbCu(VO4)(OH)
Tangeite41.5.1.6CaCu(VO4)(OH)
Vésigniéite41.5.13.1BaCu3(VO4)2(OH)2
A5(XO4)3Zq
Vanadinite41.8.4.3Pb5(VO4)3Cl
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Shattuckite65.1.7.1Cu5(Si2O6)2(OH)2
Group 74 - PHYLLOSILICATES Modulated Layers
Modulated Layers with joined strips
Chrysocolla74.3.2.1Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Group 77 - TECTOSILICATES Zeolites
Zeolite group - True zeolites
Analcime77.1.1.1Na(AlSi2O6) · H2O
Unclassified Minerals, Mixtures, etc.
Chlorargyrite
var: Bromian Chlorargyrite
-Ag(Cl,Br)
Clinoatacamite-Cu2(OH)3Cl

List of minerals for each chemical element

HHydrogen
H ConnelliteCu19(SO4)(OH)32Cl4 · 3H2O
H BrochantiteCu4(SO4)(OH)6
H MalachiteCu2(CO3)(OH)2
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
H ClinoatacamiteCu2(OH)3Cl
H DevillineCaCu4(SO4)2(OH)6 · 3H2O
H MottramitePbCu(VO4)(OH)
H GypsumCaSO4 · 2H2O
H TangeiteCaCu(VO4)(OH)
H AnalcimeNa(AlSi2O6) · H2O
H VésigniéiteBaCu3(VO4)2(OH)2
H SpangoliteCu6Al(SO4)(OH)12Cl · 3H2O
H Ranciéite(Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2O
H ShattuckiteCu5(Si2O6)2(OH)2
H AzuriteCu3(CO3)2(OH)2
CCarbon
C CalciteCaCO3
C MalachiteCu2(CO3)(OH)2
C AzuriteCu3(CO3)2(OH)2
OOxygen
O ConnelliteCu19(SO4)(OH)32Cl4 · 3H2O
O BaryteBaSO4
O BrochantiteCu4(SO4)(OH)6
O CalciteCaCO3
O CupriteCu2O
O MalachiteCu2(CO3)(OH)2
O TenoriteCuO
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
O ClinoatacamiteCu2(OH)3Cl
O VanadinitePb5(VO4)3Cl
O DevillineCaCu4(SO4)2(OH)6 · 3H2O
O MottramitePbCu(VO4)(OH)
O GypsumCaSO4 · 2H2O
O TangeiteCaCu(VO4)(OH)
O AnataseTiO2
O AnalcimeNa(AlSi2O6) · H2O
O VésigniéiteBaCu3(VO4)2(OH)2
O SpangoliteCu6Al(SO4)(OH)12Cl · 3H2O
O Ranciéite(Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2O
O ShattuckiteCu5(Si2O6)2(OH)2
O AzuriteCu3(CO3)2(OH)2
O CelestineSrSO4
NaSodium
Na AnalcimeNa(AlSi2O6) · H2O
AlAluminium
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Al AnalcimeNa(AlSi2O6) · H2O
Al SpangoliteCu6Al(SO4)(OH)12Cl · 3H2O
SiSilicon
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Si AnalcimeNa(AlSi2O6) · H2O
Si ShattuckiteCu5(Si2O6)2(OH)2
SSulfur
S ConnelliteCu19(SO4)(OH)32Cl4 · 3H2O
S BaryteBaSO4
S BrochantiteCu4(SO4)(OH)6
S DevillineCaCu4(SO4)2(OH)6 · 3H2O
S GalenaPbS
S ChalcociteCu2S
S CovelliteCuS
S GypsumCaSO4 · 2H2O
S SpionkopiteCu39S28
S SpangoliteCu6Al(SO4)(OH)12Cl · 3H2O
S CelestineSrSO4
ClChlorine
Cl ConnelliteCu19(SO4)(OH)32Cl4 · 3H2O
Cl Chlorargyrite (var: Bromian Chlorargyrite)Ag(Cl,Br)
Cl ChlorargyriteAgCl
Cl ClinoatacamiteCu2(OH)3Cl
Cl VanadinitePb5(VO4)3Cl
Cl SpangoliteCu6Al(SO4)(OH)12Cl · 3H2O
CaCalcium
Ca CalciteCaCO3
Ca DevillineCaCu4(SO4)2(OH)6 · 3H2O
Ca GypsumCaSO4 · 2H2O
Ca TangeiteCaCu(VO4)(OH)
Ca Ranciéite(Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2O
TiTitanium
Ti AnataseTiO2
VVanadium
V VanadinitePb5(VO4)3Cl
V MottramitePbCu(VO4)(OH)
V TangeiteCaCu(VO4)(OH)
V VésigniéiteBaCu3(VO4)2(OH)2
MnManganese
Mn Ranciéite(Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2O
CuCopper
Cu ConnelliteCu19(SO4)(OH)32Cl4 · 3H2O
Cu BrochantiteCu4(SO4)(OH)6
Cu CupriteCu2O
Cu MalachiteCu2(CO3)(OH)2
Cu TenoriteCuO
Cu CopperCu
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Cu ClinoatacamiteCu2(OH)3Cl
Cu DevillineCaCu4(SO4)2(OH)6 · 3H2O
Cu MottramitePbCu(VO4)(OH)
Cu ChalcociteCu2S
Cu CovelliteCuS
Cu DomeykiteCu3As
Cu TangeiteCaCu(VO4)(OH)
Cu SpionkopiteCu39S28
Cu VésigniéiteBaCu3(VO4)2(OH)2
Cu SpangoliteCu6Al(SO4)(OH)12Cl · 3H2O
Cu ShattuckiteCu5(Si2O6)2(OH)2
Cu AzuriteCu3(CO3)2(OH)2
AsArsenic
As DomeykiteCu3As
BrBromine
Br Chlorargyrite (var: Bromian Chlorargyrite)Ag(Cl,Br)
SrStrontium
Sr CelestineSrSO4
AgSilver
Ag IodargyriteAgI
Ag Chlorargyrite (var: Bromian Chlorargyrite)Ag(Cl,Br)
Ag ChlorargyriteAgCl
Ag SilverAg
IIodine
I IodargyriteAgI
BaBarium
Ba BaryteBaSO4
Ba VésigniéiteBaCu3(VO4)2(OH)2
PbLead
Pb VanadinitePb5(VO4)3Cl
Pb MottramitePbCu(VO4)(OH)
Pb GalenaPbS

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Martens, A. (1957) Helgoland. Aufschluss, 8 (5), p. 112 and 14.
Wertheim, P. (1961) Malachit von Helgoland. Aufschluss, 12 (12), 343.
Martens, A. (1962) Chrysokoll von Helgoland. Aufschluss, 13 (4), 102.
Fesser, H. (1971) Kupfer-Mineralien auf Helgoland. Aufschluss, 22 (7/8), 221-225.
Meyer, D. and Vahlendieck, A.W. (1987) Eine frühe Mineralien-Sammelgenehmigung für die Insel Helgoland. Aufschluss, 38 (5), 173-176.
Meyer, D. and Vahlendieck, A.W. (1988) Ein Bergwerksprojekt auf Helgoland im 19. Jahrhundert. Aufschluss, 39 (3), 187-190.
Beuker, J.R. (1990) Werken met steen. Archeologische monografieën van het Drents Museum Assen Deel 2, ISBN 90-70884-28-3 (in Dutch).
Wittern, A. (2001) Mineralfundorte in Deutschland. Schweizerbart (Stuttgart).
Markus Gerstmann, unpublished analyses 2002-2014.

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