Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org



The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.


Locality Name:
North Coast (Felswatt; Incl. Lange Anna), Helgoland Island, Schleswig-Holstein, Germany

Oldest recorded age at locality: 220
Youngest recorded age at locality: 220

mindat Locality ID: 15644
mindat URL: http://www.mindat.org/loc-15644.html

Tectonic Settings:

Total number of sublocalities beneath "North Coast (Felswatt; Incl. Lange Anna), Helgoland Island, Schleswig-Holstein, Germany": 0
Total number of bottom-level sublocalities: 0

Latitude: 54°11'19"N
Longitude: 7°52'21"E
Decimal Degree (lat, lon): 54.188611111111,7.8725
AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
This mineral's age has not yet been recorded.

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Ag Al As Ba C Ca Cl Cu H I Mn Na O Pb S Si Ti V 

Elements from minerals reported directly at this locality: Ag Al As Ba C Ca Cl Cu H I Mn Na O Pb S Si Ti V 

Structural Groups for minerals in this locality: 
AllophaneAnalcimeApatiteAtacamiteBaryteBrochantiteCalciteConnelliteCopperCovellite
DescloiziteDevillineDomeykiteGypsumMalachiteNoneNot in a structural groupRocksaltSpangoliteWurtzite

28 IMA Minerals at location:
Analcime  (*)Anatase  (*)Baryte  (*)Brochantite  (*)Calcite  (*)
Chalcocite  (*)Chlorargyrite  (*)Chrysocolla  (*)Clinoatacamite  (*)Connellite  (*)
Copper  (*)Covellite  (*)Cuprite  (*)Devilline  (*)Domeykite  (*)
Galena  (*)Gypsum  (*)Iodargyrite  (*)Malachite  (*)Mottramite  (*)
Ranciéite  (*)Shattuckite  (*)Silver  (*)Spangolite  (*)Spionkopite  (*)
Tenorite  (*)Vanadinite  (*)Vésigniéite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Analcime  (*)AnalcimeNa(AlSi2O6)·H2O22022001627
Anatase  (*)Not in a structural groupTiO222022002162
Baryte  (*)BaryteBa(SO4)220220011547
Brochantite  (*)BrochantiteCu4(SO4)(OH)622022001633
Calcite  (*)CalciteCa(CO3)220220027770
Chalcocite  (*)NoneCu2S22022005707
Chlorargyrite  (*)RocksaltAgCl22022001382
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O22022003531
Clinoatacamite  (*)AtacamiteCu2Cl(OH)3220220043
Connellite  (*)ConnelliteCu36(SO4)(OH)62Cl8·6H2O2202200295
Copper  (*)CopperCu22022003846
Covellite  (*)CovelliteCuS22022004165
Cuprite  (*)Not in a structural groupCu2O22022002970
Devilline  (*)DevillineCaCu4(SO4)2(OH)6·3H2O2202200366
Domeykite  (*)DomeykiteCu3As220220073
Galena  (*)RocksaltPbS220220024243
Gypsum  (*)GypsumCa(SO4)·2H2O22022006890
Iodargyrite  (*)WurtziteAgI2202200180
Malachite  (*)MalachiteCu2(CO3)(OH)2220220012537
Mottramite  (*)DescloizitePbCu(VO4)(OH)2202200362
Ranciéite  (*)None(Ca,Mn2+)0.2(Mn4+,Mn3+)O2·0.6H2O2202200177
Shattuckite  (*)NoneCu5(SiO3)4(OH)2220220071
Silver  (*)CopperAg22022005186
Spangolite  (*)SpangoliteCu6Al(SO4)(OH)12Cl·3H2O2202200105
Spionkopite  (*)NoneCu39S28220220073
Tenorite  (*)NoneCuO22022001101
Vanadinite  (*)ApatitePb5(VO4)3Cl2202200605
Vésigniéite  (*)NoneCu3Ba(VO4)2(OH)2220220046


1 Ages assigned to this locality:

Excel IDMax Age (Ma)Min Age (Ma)Age as listed in referenceDating MethodAge InterpretPrioritized?Sample SourceSample NumRun NumAge from other LocalityDated MineralMinerals explicitely stated as having this ageAge applies to these ElementsMinDat Locality IDDated Locality (Max Age)Location as listed in referenceReferenceReference DOIReference IDAge Notes
sedcu-00428220220L. Triassic     Yes Cu146122Helgoland Island, Schleswig-Holstein, GermanyHelgolandCox et al. (2003) USGSOFR03_107 

SampleSource LocalityReference URL

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