Vote for your favorite mineral in #MinCup26! - Bournonite vs. Vesuvianite
Cogwheels of bournonite are up against colourful vesuvianite.
Log InRegister
Quick Links : The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
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 ElementsThe Rock H. Currier Digital LibraryGeologic TimeExplore Fossils
Minerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced 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 MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral QuizTime Machine
Photo SearchPhoto GalleriesSearch by ColorPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Cwmrheidol, Ceredigion, Wales, UKi
Regional Level Types
CwmrheidolReservoir
CeredigionCounty
WalesCountry
UKCountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearchMineralogy
Neighbouring regions:
Mindat Locality ID:
29410
Long-form identifier:
mindat:1:2:29410:7
GUID (UUID V4):
0
Other/historical names associated with this locality:
Dyfed; Cardiganshire
Other Languages:
Welsh:
Cronfa ddŵr, Ceredigion, Cymru, Y Deyrnas Unedig


No description has been added for this locality. Can you add one?

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded from this region.


Mineral List

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

38 valid minerals.

Detailed Mineral List:

Albite ?
Formula: Na(AlSi3O8)
Anglesite
Formula: PbSO4
'Apatite'
Formula: Ca5(PO4)3A
Habit: Tabular
Colour: Colourless to white
Description: Occures as tabular crystals to 0.6mm with quartz and muscovite. As part of an early alpine-type phase, that is presulphide. Although exampes of apatite are rare from this mine. Thay are far richer than simular specimens from Bryn yr Afr mine. Which was the first recorded occurance of alpine type cleft minerals.
References:
Aragonite
Formula: CaCO3
Habit: Prismatic-bladed
Colour: Colourless-white
Description: Xls to 4mm
Aurichalcite
Formula: (Zn,Cu)5(CO3)2(OH)6
Habit: Drusey crusts
Colour: Pale blue to light blue-green
Description: Druses crusts to 1cm
Azurite
Formula: Cu3(CO3)2(OH)2
Brochantite
Formula: Cu4(SO4)(OH)6
Calcite
Formula: CaCO3
Cerussite
Formula: PbCO3
Chalcopyrite
Formula: CuFeS2
Localities: Reported from at least 7 localities in this region.
Covellite
Formula: CuS
Cuprite
Formula: Cu2O
Dolomite
Formula: CaMg(CO3)2
Dolomite var. Iron-bearing Dolomite
Formula: Ca(Mg,Fe)(CO3)2
Galena
Formula: PbS
Localities: Reported from at least 11 localities in this region.
Goethite
Formula: Fe3+O(OH)
Gypsum
Formula: CaSO4 · 2H2O
Hemimorphite
Formula: Zn4Si2O7(OH)2 · H2O
Hydrozincite
Formula: Zn5(CO3)2(OH)6
Habit: Botryoidal
Colour: White
Fluorescence: Weak blueish white
Description: Thin druse-botryoidal crusts to 3cm
Lautenthalite
Formula: PbCu4(SO4)2(OH)6 · 3H2O
Leadhillite
Formula: Pb4(CO3)2(SO4)(OH)2
Linarite
Formula: PbCu(SO4)(OH)2
Malachite
Formula: Cu2(CO3)(OH)2
Marcasite
Formula: FeS2
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Namuwite
Formula: Zn4(SO4)(OH)6 · 4H2O
Native Sulphur
Formula: S8
Posnjakite
Formula: Cu4(SO4)(OH)6 · H2O
Pyrite
Formula: FeS2
Localities: Reported from at least 10 localities in this region.
Pyromorphite
Formula: Pb5(PO4)3Cl
Quartz
Formula: SiO2
Localities: Reported from at least 10 localities in this region.
Queitite
Formula: Pb4Zn2(SO4)(SiO4)(Si2O7)
Ramsbeckite
Formula: (Cu,Zn)15(SO4)4(OH)22 · 6H2O
Redgillite
Formula: Cu6(SO4)(OH)10 · H2O
Habit: Lath-like
Colour: Light green, green
References:
Rutile
Formula: TiO2
Habit: Acicular
References:
Schulenbergite
Formula: (Cu,Zn)7(SO4)2(OH)10 · 3H2O
Serpierite
Formula: Ca(Cu,Zn)4(SO4)2(OH)6 · 3H2O
Sphalerite
Formula: ZnS
Localities: Reported from at least 10 localities in this region.
Strontianite
Formula: SrCO3
'Wad'
Wroewolfeite
Formula: Cu4(SO4)(OH)6 · 2H2O

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Sulphur1.CC.05S8
Group 2 - Sulphides and Sulfosalts
Covellite2.CA.05aCuS
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
Marcasite2.EB.10aFeS2
Group 4 - Oxides and Hydroxides
Goethite4.00.Fe3+O(OH)
Cuprite4.AA.10Cu2O
Quartz4.DA.05SiO2
Rutile4.DB.05TiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Dolomite5.AB.10CaMg(CO3)2
var. Iron-bearing Dolomite5.AB.10Ca(Mg,Fe)(CO3)2
Aragonite5.AB.15CaCO3
Cerussite5.AB.15PbCO3
Strontianite5.AB.15SrCO3
Azurite5.BA.05Cu3(CO3)2(OH)2
Malachite5.BA.10Cu2(CO3)(OH)2
Aurichalcite5.BA.15(Zn,Cu)5(CO3)2(OH)6
Hydrozincite5.BA.15Zn5(CO3)2(OH)6
Leadhillite5.BF.40Pb4(CO3)2(SO4)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Anglesite7.AD.35PbSO4
Brochantite7.BB.25Cu4(SO4)(OH)6
Linarite7.BC.65PbCu(SO4)(OH)2
Gypsum7.CD.40CaSO4 · 2H2O
Posnjakite7.DD.10Cu4(SO4)(OH)6 · H2O
Wroewolfeite7.DD.10Cu4(SO4)(OH)6 · 2H2O
Serpierite7.DD.30Ca(Cu,Zn)4(SO4)2(OH)6 · 3H2O
Namuwite7.DD.50Zn4(SO4)(OH)6 · 4H2O
Ramsbeckite7.DD.60(Cu,Zn)15(SO4)4(OH)22 · 6H2O
Redgillite7.DD.70Cu6(SO4)(OH)10 · H2O
Schulenbergite7.DD.80(Cu,Zn)7(SO4)2(OH)10 · 3H2O
Lautenthalite7.DF.70PbCu4(SO4)2(OH)6 · 3H2O
Group 8 - Phosphates, Arsenates and Vanadates
Pyromorphite8.BN.05Pb5(PO4)3Cl
Group 9 - Silicates
Hemimorphite9.BD.10Zn4Si2O7(OH)2 · H2O
Queitite9.BF.20Pb4Zn2(SO4)(SiO4)(Si2O7)
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Albite ?9.FA.35Na(AlSi3O8)
Unclassified
'Wad'-
'Apatite'-Ca5(PO4)3A

List of minerals for each chemical element

HHydrogen
H Aurichalcite(Zn,Cu)5(CO3)2(OH)6
H AzuriteCu3(CO3)2(OH)2
H BrochantiteCu4(SO4)(OH)6
H GoethiteFe3+O(OH)
H GypsumCaSO4 · 2H2O
H HemimorphiteZn4Si2O7(OH)2 · H2O
H HydrozinciteZn5(CO3)2(OH)6
H LautenthalitePbCu4(SO4)2(OH)6 · 3H2O
H LeadhillitePb4(CO3)2(SO4)(OH)2
H LinaritePbCu(SO4)(OH)2
H MalachiteCu2(CO3)(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H NamuwiteZn4(SO4)(OH)6 · 4H2O
H PosnjakiteCu4(SO4)(OH)6 · H2O
H Ramsbeckite(Cu,Zn)15(SO4)4(OH)22 · 6H2O
H Schulenbergite(Cu,Zn)7(SO4)2(OH)10 · 3H2O
H SerpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2O
H WroewolfeiteCu4(SO4)(OH)6 · 2H2O
H RedgilliteCu6(SO4)(OH)10 · H2O
CCarbon
C AragoniteCaCO3
C Aurichalcite(Zn,Cu)5(CO3)2(OH)6
C AzuriteCu3(CO3)2(OH)2
C CalciteCaCO3
C CerussitePbCO3
C DolomiteCaMg(CO3)2
C HydrozinciteZn5(CO3)2(OH)6
C LeadhillitePb4(CO3)2(SO4)(OH)2
C MalachiteCu2(CO3)(OH)2
C StrontianiteSrCO3
C Dolomite var. Iron-bearing DolomiteCa(Mg,Fe)(CO3)2
OOxygen
O AlbiteNa(AlSi3O8)
O AnglesitePbSO4
O AragoniteCaCO3
O Aurichalcite(Zn,Cu)5(CO3)2(OH)6
O AzuriteCu3(CO3)2(OH)2
O BrochantiteCu4(SO4)(OH)6
O CalciteCaCO3
O CerussitePbCO3
O CupriteCu2O
O DolomiteCaMg(CO3)2
O GoethiteFe3+O(OH)
O GypsumCaSO4 · 2H2O
O HemimorphiteZn4Si2O7(OH)2 · H2O
O HydrozinciteZn5(CO3)2(OH)6
O LautenthalitePbCu4(SO4)2(OH)6 · 3H2O
O LeadhillitePb4(CO3)2(SO4)(OH)2
O LinaritePbCu(SO4)(OH)2
O MalachiteCu2(CO3)(OH)2
O MuscoviteKAl2(AlSi3O10)(OH)2
O NamuwiteZn4(SO4)(OH)6 · 4H2O
O PosnjakiteCu4(SO4)(OH)6 · H2O
O PyromorphitePb5(PO4)3Cl
O QuartzSiO2
O QueititePb4Zn2(SO4)(SiO4)(Si2O7)
O Ramsbeckite(Cu,Zn)15(SO4)4(OH)22 · 6H2O
O RutileTiO2
O Schulenbergite(Cu,Zn)7(SO4)2(OH)10 · 3H2O
O SerpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2O
O StrontianiteSrCO3
O WroewolfeiteCu4(SO4)(OH)6 · 2H2O
O RedgilliteCu6(SO4)(OH)10 · H2O
O Dolomite var. Iron-bearing DolomiteCa(Mg,Fe)(CO3)2
O ApatiteCa5(PO4)3A
NaSodium
Na AlbiteNa(AlSi3O8)
MgMagnesium
Mg DolomiteCaMg(CO3)2
Mg Dolomite var. Iron-bearing DolomiteCa(Mg,Fe)(CO3)2
AlAluminium
Al AlbiteNa(AlSi3O8)
Al MuscoviteKAl2(AlSi3O10)(OH)2
SiSilicon
Si AlbiteNa(AlSi3O8)
Si HemimorphiteZn4Si2O7(OH)2 · H2O
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
Si QueititePb4Zn2(SO4)(SiO4)(Si2O7)
PPhosphorus
P PyromorphitePb5(PO4)3Cl
P ApatiteCa5(PO4)3A
SSulfur
S AnglesitePbSO4
S BrochantiteCu4(SO4)(OH)6
S ChalcopyriteCuFeS2
S CovelliteCuS
S GalenaPbS
S GypsumCaSO4 · 2H2O
S LautenthalitePbCu4(SO4)2(OH)6 · 3H2O
S LeadhillitePb4(CO3)2(SO4)(OH)2
S LinaritePbCu(SO4)(OH)2
S MarcasiteFeS2
S NamuwiteZn4(SO4)(OH)6 · 4H2O
S PosnjakiteCu4(SO4)(OH)6 · H2O
S PyriteFeS2
S QueititePb4Zn2(SO4)(SiO4)(Si2O7)
S Ramsbeckite(Cu,Zn)15(SO4)4(OH)22 · 6H2O
S Schulenbergite(Cu,Zn)7(SO4)2(OH)10 · 3H2O
S SerpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2O
S SphaleriteZnS
S Native SulphurS8
S WroewolfeiteCu4(SO4)(OH)6 · 2H2O
S RedgilliteCu6(SO4)(OH)10 · H2O
ClChlorine
Cl PyromorphitePb5(PO4)3Cl
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca AragoniteCaCO3
Ca CalciteCaCO3
Ca DolomiteCaMg(CO3)2
Ca GypsumCaSO4 · 2H2O
Ca SerpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2O
Ca Dolomite var. Iron-bearing DolomiteCa(Mg,Fe)(CO3)2
Ca ApatiteCa5(PO4)3A
TiTitanium
Ti RutileTiO2
FeIron
Fe ChalcopyriteCuFeS2
Fe GoethiteFe3+O(OH)
Fe MarcasiteFeS2
Fe PyriteFeS2
Fe Dolomite var. Iron-bearing DolomiteCa(Mg,Fe)(CO3)2
CuCopper
Cu Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Cu AzuriteCu3(CO3)2(OH)2
Cu BrochantiteCu4(SO4)(OH)6
Cu ChalcopyriteCuFeS2
Cu CovelliteCuS
Cu CupriteCu2O
Cu LautenthalitePbCu4(SO4)2(OH)6 · 3H2O
Cu LinaritePbCu(SO4)(OH)2
Cu MalachiteCu2(CO3)(OH)2
Cu PosnjakiteCu4(SO4)(OH)6 · H2O
Cu Ramsbeckite(Cu,Zn)15(SO4)4(OH)22 · 6H2O
Cu Schulenbergite(Cu,Zn)7(SO4)2(OH)10 · 3H2O
Cu SerpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2O
Cu WroewolfeiteCu4(SO4)(OH)6 · 2H2O
Cu RedgilliteCu6(SO4)(OH)10 · H2O
ZnZinc
Zn Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Zn HemimorphiteZn4Si2O7(OH)2 · H2O
Zn HydrozinciteZn5(CO3)2(OH)6
Zn NamuwiteZn4(SO4)(OH)6 · 4H2O
Zn QueititePb4Zn2(SO4)(SiO4)(Si2O7)
Zn Ramsbeckite(Cu,Zn)15(SO4)4(OH)22 · 6H2O
Zn Schulenbergite(Cu,Zn)7(SO4)2(OH)10 · 3H2O
Zn SerpieriteCa(Cu,Zn)4(SO4)2(OH)6 · 3H2O
Zn SphaleriteZnS
SrStrontium
Sr StrontianiteSrCO3
PbLead
Pb AnglesitePbSO4
Pb CerussitePbCO3
Pb GalenaPbS
Pb LautenthalitePbCu4(SO4)2(OH)6 · 3H2O
Pb LeadhillitePb4(CO3)2(SO4)(OH)2
Pb LinaritePbCu(SO4)(OH)2
Pb PyromorphitePb5(PO4)3Cl
Pb QueititePb4Zn2(SO4)(SiO4)(Si2O7)

Fossils

This region is too big or complex to display the fossil list, try looking at smaller subregions.

Other Databases

Wikidata ID:Q107676745

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.
 
and/or  
Mindat.org® is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Mindat® and mindat.org® are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: September 4, 2026 01:42:04 Page updated: July 27, 2026 19:40:53
Go to top of page