Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsBooks & Magazines
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice Settings
Photo SearchPhoto GalleriesNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryMineral Photography

Erris Head, Co. Mayo, Connacht, Irelandi
Regional Level Types
Erris HeadPeninsula
Co. MayoCounty
ConnachtProvince
IrelandCountry

This page is currently not sponsored. Click here to sponsor this page.
Key
Latitude & Longitude (WGS84):
54° 17' 49'' North , 9° 59' 48'' West
Latitude & Longitude (decimal):
Locality type:
Köppen climate type:
Other Languages:
French:
cap Erris, Comté de Mayo, Connacht, Irlande
Irish Gaelic:
Ceann Iorrais, Contae Mhaigh Eo, Cúige Chonnacht, Éire
Italian:
Capo Erris, Mayo, Connacht, Irlanda
Spanish:
Cabo de Erris, Condado de Mayo, Connacht, Irlanda
Breton:
Ceann Iorrais, Kontelezh Maigh Eo, Connachta, Iwerzhon
Cebuano:
Erris Head, Maigh Eo, Connaught, Ireland
Dutch:
Erris Head, County Mayo, Connacht, Ierland
Polish:
Erris, Mayo, Connacht, Irlandia
Scottish Gaelic:
Ceann Iorrais, Contae Mhaigh Eo, Còigeamh Chonnacht, Èirinn
Swedish:
Erris Head, Mayo, Connacht, Irland


Ref.: F. Rutley: "Elements of Mineralogy", 12th Ed. (1900). NOTE: Baingear (Bangor Erris) is the town founded as a stopover for visitors to the peninsula and is nearby (54º09'N, 09º45'W).

Regions containing this locality

Eurasian PlateTectonic Plate
Atlantic OceanOcean
British IslesGroup of Islands
Ireland (island)Island

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List

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

5 valid minerals.

Detailed Mineral List:

'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Reference: Max, M.D., Treloar, P.J., Winchester, J.A. and Oppenheim, M.J. (1983) Cr Mica from the Precambrian Erris Complex, NW Mayo, Ireland. Mineralogical Magazine, vol. 47, n° 344, pp. 359-364.; Ryback, G., Nawaz, R. and Farley, E. (1988) Seventh Supplementary List of British Isles Minerals (Irish). Mineralogical Magazine, vol. 52, n° 365, pp. 267-274.
'Biotite var: Chromian Biotite'
Description: contains up to 0.94% Cr203 at this locality.
Reference: Max, M.D., Treloar, P.J., Winchester, J.A. and Oppenheim, M.J. (1983) Cr Mica from the Precambrian Erris Complex, NW Mayo, Ireland. Mineralogical Magazine, vol. 47, n° 344, pp. 359-364.; Ryback, G., Nawaz, R. and Farley, E. (1988) Seventh Supplementary List of British Isles Minerals (Irish). Mineralogical Magazine, vol. 52, n° 365, pp. 267-274.
Kyanite
Formula: Al2(SiO4)O
Reference: F. Rutley: "Elements of Mineralogy", 12th Ed. (1900).
'Mariposite'
Formula: K(Al,Cr)2(Al,Si)4O10(OH)2
Reference: Max, M.D., Treloar, P.J., Winchester, J.A. and Oppenheim, M.J. (1983) Cr Mica from the Precambrian Erris Complex, NW Mayo, Ireland. Mineralogical Magazine, vol. 47, n° 344, pp. 359-364.; Ryback, G., Nawaz, R. and Farley, E. (1988) Seventh Supplementary List of British Isles Minerals (Irish). Mineralogical Magazine, vol. 52, n° 365, pp. 267-274.
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Max, M.D., Treloar, P.J., Winchester, J.A. and Oppenheim, M.J. (1983) Cr Mica from the Precambrian Erris Complex, NW Mayo, Ireland. Mineralogical Magazine, vol. 47, n° 344, pp. 359-364.; Ryback, G., Nawaz, R. and Farley, E. (1988) Seventh Supplementary List of British Isles Minerals (Irish). Mineralogical Magazine, vol. 52, n° 365, pp. 267-274.
Muscovite var: Fuchsite
Formula: K(Al,Cr)3Si3O10(OH)2
Reference: Max, M.D., Treloar, P.J., Winchester, J.A. and Oppenheim, M.J. (1983) Cr Mica from the Precambrian Erris Complex, NW Mayo, Ireland. Mineralogical Magazine, vol. 47, n° 344, pp. 359-364.; Ryback, G., Nawaz, R. and Farley, E. (1988) Seventh Supplementary List of British Isles Minerals (Irish). Mineralogical Magazine, vol. 52, n° 365, pp. 267-274.
Muscovite var: Phengite
Formula: KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Reference: Max, M.D., Treloar, P.J., Winchester, J.A. and Oppenheim, M.J. (1983) Cr Mica from the Precambrian Erris Complex, NW Mayo, Ireland. Mineralogical Magazine, vol. 47, n° 344, pp. 359-364.; Ryback, G., Nawaz, R. and Farley, E. (1988) Seventh Supplementary List of British Isles Minerals (Irish). Mineralogical Magazine, vol. 52, n° 365, pp. 267-274.
Paragonite
Formula: NaAl2(AlSi3O10)(OH)2
Reference: Max, M.D., Treloar, P.J., Winchester, J.A. and Oppenheim, M.J. (1983) Cr Mica from the Precambrian Erris Complex, NW Mayo, Ireland. Mineralogical Magazine, vol. 47, n° 344, pp. 359-364.; Ryback, G., Nawaz, R. and Farley, E. (1988) Seventh Supplementary List of British Isles Minerals (Irish). Mineralogical Magazine, vol. 52, n° 365, pp. 267-274.
Quartz
Formula: SiO2
Reference: Max, M.D., Treloar, P.J., Winchester, J.A. and Oppenheim, M.J. (1983) Cr Mica from the Precambrian Erris Complex, NW Mayo, Ireland. Mineralogical Magazine, vol. 47, n° 344, pp. 359-364.; Ryback, G., Nawaz, R. and Farley, E. (1988) Seventh Supplementary List of British Isles Minerals (Irish). Mineralogical Magazine, vol. 52, n° 365, pp. 267-274.
Rutile
Formula: TiO2
Description: contains ca. 1% Cr203 at this locality.
Reference: Max, M.D., Treloar, P.J., Winchester, J.A. and Oppenheim, M.J. (1983) Cr Mica from the Precambrian Erris Complex, NW Mayo, Ireland. Mineralogical Magazine, vol. 47, n° 344, pp. 359-364.; Ryback, G., Nawaz, R. and Farley, E. (1988) Seventh Supplementary List of British Isles Minerals (Irish). Mineralogical Magazine, vol. 52, n° 365, pp. 267-274.

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Rutile4.DB.05TiO2
Group 9 - Silicates
Kyanite9.AF.15Al2(SiO4)O
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var: Fuchsite9.EC.15K(Al,Cr)3Si3O10(OH)2
var: Phengite9.EC.15KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Paragonite9.EC.15NaAl2(AlSi3O10)(OH)2
Unclassified Minerals, Rocks, etc.
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
'var: Chromian Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
'Mariposite'-K(Al,Cr)2(Al,Si)4O10(OH)2

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
AX2
Rutile4.4.1.1TiO2
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [4] and >[4] coordination
Kyanite52.2.2c.1Al2(SiO4)O
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Paragonite71.2.2a.2NaAl2(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
'var: Chromian Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
'Mariposite'-K(Al,Cr)2(Al,Si)4O10(OH)2
Muscovite
var: Fuchsite
-K(Al,Cr)3Si3O10(OH)2
var: Phengite-KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2

List of minerals for each chemical element

HHydrogen
H MuscoviteKAl2(AlSi3O10)(OH)2
H Muscovite (var: Fuchsite)K(Al,Cr)3Si3O10(OH)2
H ParagoniteNaAl2(AlSi3O10)(OH)2
H Muscovite (var: Phengite)KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
H MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
OOxygen
O KyaniteAl2(SiO4)O
O MuscoviteKAl2(AlSi3O10)(OH)2
O Muscovite (var: Fuchsite)K(Al,Cr)3Si3O10(OH)2
O ParagoniteNaAl2(AlSi3O10)(OH)2
O Muscovite (var: Phengite)KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
O MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
O QuartzSiO2
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
O RutileTiO2
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
NaSodium
Na ParagoniteNaAl2(AlSi3O10)(OH)2
MgMagnesium
Mg Muscovite (var: Phengite)KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
AlAluminium
Al KyaniteAl2(SiO4)O
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Muscovite (var: Fuchsite)K(Al,Cr)3Si3O10(OH)2
Al ParagoniteNaAl2(AlSi3O10)(OH)2
Al Muscovite (var: Phengite)KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Al MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
SiSilicon
Si KyaniteAl2(SiO4)O
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si Muscovite (var: Fuchsite)K(Al,Cr)3Si3O10(OH)2
Si ParagoniteNaAl2(AlSi3O10)(OH)2
Si Muscovite (var: Phengite)KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Si MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
Si QuartzSiO2
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2
K Muscovite (var: Fuchsite)K(Al,Cr)3Si3O10(OH)2
K Muscovite (var: Phengite)KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
K MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
TiTitanium
Ti RutileTiO2
CrChromium
Cr Muscovite (var: Fuchsite)K(Al,Cr)3Si3O10(OH)2
Cr MaripositeK(Al,Cr)2(Al,Si)4O10(OH)2
FeIron
Fe Muscovite (var: Phengite)KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2

Other Databases

Wikipedia:https://en.wikipedia.org/wiki/Erris_Head
Wikidata ID:Q2703868
GeoNames ID:2964393

Localities in this Region


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.
 
Mineral and/or Locality  
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Public Relations by Blytheweigh.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2020, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: January 19, 2020 04:26:40 Page generated: August 13, 2019 02:48:52
Go to top of page