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

Pensarn Mine, Tre-Taliesin, Llangynfelyn, Ceredigion, Wales, UKi
Regional Level Types
Pensarn MineMine
Tre-TaliesinVillage
Llangynfelyn- not defined -
CeredigionCounty
WalesCountry
UKCountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
Latitude & Longitude (WGS84):
52° 30' 7'' North , 3° 57' 50'' West
Latitude & Longitude (decimal):
UK National Grid Reference:
SN667912
Type:
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Borth1,269 (2017)6.0km
Aberdyfi725 (2017)7.2km
Bow Street1,572 (2017)7.9km
Capel Bangor256 (2017)11.0km
Machynlleth2,235 (2017)12.5km
Mindat Locality ID:
6932
Long-form identifier:
mindat:1:2:6932:1
GUID (UUID V4):
0
Other/historical names associated with this locality:
Dyfed; Cardiganshire


A small mine at work befor 1850-53 when recorded working started. There was renewed interest in 1870 which came to nothing. In 1878 the mine was actively working. This appears to be yet anothere vien attemped, which ended in 1886 with no recorded output.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


4 valid minerals.

Detailed Mineral List:

Aurichalcite
Formula: (Zn,Cu)5(CO3)2(OH)6
Description: Pale greenish small thin crusts to a few cms.
References:
Calcite
Formula: CaCO3
Hydrozincite
Formula: Zn5(CO3)2(OH)6
Description: White thin crusts to several cms.
References:
Sphalerite
Formula: ZnS

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Sphalerite2.CB.05aZnS
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Aurichalcite5.BA.15(Zn,Cu)5(CO3)2(OH)6
Hydrozincite5.BA.15Zn5(CO3)2(OH)6

List of minerals for each chemical element

HHydrogen
H Aurichalcite(Zn,Cu)5(CO3)2(OH)6
H HydrozinciteZn5(CO3)2(OH)6
CCarbon
C Aurichalcite(Zn,Cu)5(CO3)2(OH)6
C CalciteCaCO3
C HydrozinciteZn5(CO3)2(OH)6
OOxygen
O Aurichalcite(Zn,Cu)5(CO3)2(OH)6
O CalciteCaCO3
O HydrozinciteZn5(CO3)2(OH)6
SSulfur
S SphaleriteZnS
CaCalcium
Ca CalciteCaCO3
CuCopper
Cu Aurichalcite(Zn,Cu)5(CO3)2(OH)6
ZnZinc
Zn Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Zn HydrozinciteZn5(CO3)2(OH)6
Zn SphaleriteZnS

Other Regions, Features and Areas containing this locality

British and Irish IslesGroup of Islands
Eurasian PlateTectonic Plate
EuropeContinent
UK

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 08:21:03 Page updated: August 21, 2025 07:38:38
Go to top of page