Log InRegister
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreOur ScienceMindat Newsletter [Free Download]Contact Us
Donate to MindatSponsor a PageCorporate SponsorshipSponsored Pages
Learning CenterWhat Is a Mineral?The Most Common Minerals on EarthInformation for EducatorsMindat ArticlesMindat Newsletter [Free Download]The ElementsThe Mineral Quiz
Search FormMinerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDMinerals by CountryAlphabetical Mineral IndexAlphabetical Locality SearchMineral Association SearchList of CountriesLocalities Near MePhoto SearchSearch ArticlesSearch GlossaryThe Rock H. Currier Digital LibraryMore Search Options
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
MineralsPetrologyFossilsMeteoritesGeologic Time
Mining CompaniesStatisticsMineral MuseumsClubs & OrganizationsMineral Shows & EventsDevice SettingsTime Machine
Read DiscussionsIdentification Request
Photo SearchPhoto GalleriesSearch by ColourPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Bedford United Mine, Gulworthy, West Devon, Devon, England, UKi
Regional Level Types
Bedford United MineMine
GulworthyCivil Parish
West DevonBorough
DevonCounty
EnglandConstituent Country
UKCountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
Latitude & Longitude (WGS84):
50° 31' 50'' North , 4° 12' 25'' West
Latitude & Longitude (decimal):
UK National Grid Reference:
SX436725
Type:
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Gunnislake4,044 (2017)0.8km
Calstock790 (2017)3.8km
Lamerton859 (2018)4.7km
Tavistock12,280 (2018)4.9km
Bere Alston2,164 (2018)5.5km
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
ClubLocationDistance
British Micromount Society, Devon and Cornwall Branch MeetingsLiskeard, Cornwall20km
Mindat Locality ID:
1557
Long-form identifier:
mindat:1:2:1557:1
GUID (UUID V4):
0


Devon's third largest copper producer with a recorded output of 66000 tons of copper ore.

Bedford United was formed in 1841 as an amalgamation of the lodes of Wheal Marquis, Wheal Tavistock, Delves Kitchen, Ding Dong and South Bedford (nb: due to its remoteness from the main workings, South Bedford was incorporated into a new and separate set named East Gunnislake and South Bedford Mine in 1850).

In 1862 Bedford United employed over 200 workers and by 1868 had paid dividends of £54000.

The company, restructured in 1877, continued working until 1890. Further work, mainly for arsenic, with smaller amounts of tin and wolfram was carried out above adit in the 1920s (Hamilton Jenkin 1974).

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

22 valid minerals.

Detailed Mineral List:

ⓘ Anatase
Formula: TiO2
ⓘ Arsenopyrite
Formula: FeAsS
ⓘ Azurite
Formula: Cu3(CO3)2(OH)2
ⓘ Brochantite
Formula: Cu4(SO4)(OH)6
ⓘ Cassiterite
Formula: SnO2
ⓘ Chalcophyllite
Formula: Cu18Al2(AsO4)4(SO4)3(OH)24 · 36H2O
ⓘ Chalcosiderite
Formula: CuFe3+6(PO4)4(OH)8 · 4H2O
ⓘ Clinoclase
Formula: Cu3(AsO4)(OH)3
ⓘ Cornubite
Formula: Cu5(AsO4)2(OH)4
ⓘ Cornwallite
Formula: Cu5(AsO4)2(OH)4
ⓘ Cuprite
Formula: Cu2O
ⓘ Fluorapatite
Formula: Ca5(PO4)3F
ⓘ Fluorapatite var. Carbonate-rich Fluorapatite
Formula: Ca5(PO4,CO3)3(F,O)
ⓘ Fluorite
Formula: CaF2
References:
ⓘ Langite
Formula: Cu4(SO4)(OH)6 · 2H2O
ⓘ Libethenite
Formula: Cu2(PO4)(OH)
ⓘ Löllingite
Formula: FeAs2
Description: Sample labelled arsenopyrite, obtained from Gregory, Bottley & Co, showed to be löllingite. XRD (Neumann et al. 1955)
ⓘ 'Mixite Group'
References:
Andrew Hodgson collection.Identification: Visual Identification
ⓘ Native Copper
Formula: Cu
References:
ⓘ Olivenite
Formula: Cu2(AsO4)(OH)
ⓘ Pyrite
Formula: FeS2
ⓘ Scheelite
Formula: Ca(WO4)
References:
ⓘ Scorodite
Formula: Fe3+AsO4 · 2H2O
References:
ⓘ Siderite
Formula: FeCO3

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Copper1.AA.05Cu
Group 2 - Sulphides and Sulfosalts
ⓘPyrite2.EB.05aFeS2
ⓘLöllingite2.EB.15aFeAs2
ⓘArsenopyrite2.EB.20FeAsS
Group 3 - Halides
ⓘFluorite3.AB.25CaF2
Group 4 - Oxides and Hydroxides
ⓘCuprite4.AA.10Cu2O
ⓘCassiterite4.DB.05SnO2
ⓘAnatase4.DD.05TiO2
Group 5 - Nitrates and Carbonates
ⓘSiderite5.AB.05FeCO3
ⓘAzurite5.BA.05Cu3(CO3)2(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘBrochantite7.BB.25Cu4(SO4)(OH)6
ⓘLangite7.DD.10Cu4(SO4)(OH)6 · 2H2O
ⓘScheelite7.GA.05Ca(WO4)
Group 8 - Phosphates, Arsenates and Vanadates
ⓘLibethenite8.BB.30Cu2(PO4)(OH)
ⓘOlivenite8.BB.30Cu2(AsO4)(OH)
ⓘCornwallite8.BD.05Cu5(AsO4)2(OH)4
ⓘCornubite8.BD.30Cu5(AsO4)2(OH)4
ⓘClinoclase8.BE.20Cu3(AsO4)(OH)3
ⓘFluorapatite
var. Carbonate-rich Fluorapatite
8.BN.05Ca5(PO4,CO3)3(F,O)
ⓘ8.BN.05Ca5(PO4)3F
ⓘScorodite8.CD.10Fe3+AsO4 · 2H2O
ⓘChalcosiderite8.DD.15CuFe3+6(PO4)4(OH)8 · 4H2O
ⓘChalcophyllite8.DF.30Cu18Al2(AsO4)4(SO4)3(OH)24 · 36H2O
Unclassified
ⓘ'Mixite Group'-

List of minerals for each chemical element

HHydrogen
Hⓘ AzuriteCu3(CO3)2(OH)2
Hⓘ BrochantiteCu4(SO4)(OH)6
Hⓘ ChalcosideriteCuFe63+(PO4)4(OH)8 · 4H2O
Hⓘ ChalcophylliteCu18Al2(AsO4)4(SO4)3(OH)24 · 36H2O
Hⓘ ClinoclaseCu3(AsO4)(OH)3
Hⓘ CornubiteCu5(AsO4)2(OH)4
Hⓘ CornwalliteCu5(AsO4)2(OH)4
Hⓘ LangiteCu4(SO4)(OH)6 · 2H2O
Hⓘ LibetheniteCu2(PO4)(OH)
Hⓘ OliveniteCu2(AsO4)(OH)
Hⓘ ScoroditeFe3+AsO4 · 2H2O
CCarbon
Cⓘ AzuriteCu3(CO3)2(OH)2
Cⓘ Fluorapatite var. Carbonate-rich FluorapatiteCa5(PO4,CO3)3(F,O)
Cⓘ SideriteFeCO3
OOxygen
Oⓘ AnataseTiO2
Oⓘ AzuriteCu3(CO3)2(OH)2
Oⓘ BrochantiteCu4(SO4)(OH)6
Oⓘ Fluorapatite var. Carbonate-rich FluorapatiteCa5(PO4,CO3)3(F,O)
Oⓘ CassiteriteSnO2
Oⓘ ChalcosideriteCuFe63+(PO4)4(OH)8 · 4H2O
Oⓘ ChalcophylliteCu18Al2(AsO4)4(SO4)3(OH)24 · 36H2O
Oⓘ ClinoclaseCu3(AsO4)(OH)3
Oⓘ CornubiteCu5(AsO4)2(OH)4
Oⓘ CornwalliteCu5(AsO4)2(OH)4
Oⓘ CupriteCu2O
Oⓘ FluorapatiteCa5(PO4)3F
Oⓘ LangiteCu4(SO4)(OH)6 · 2H2O
Oⓘ LibetheniteCu2(PO4)(OH)
Oⓘ OliveniteCu2(AsO4)(OH)
Oⓘ ScheeliteCa(WO4)
Oⓘ ScoroditeFe3+AsO4 · 2H2O
Oⓘ SideriteFeCO3
FFluorine
Fⓘ Fluorapatite var. Carbonate-rich FluorapatiteCa5(PO4,CO3)3(F,O)
Fⓘ FluorapatiteCa5(PO4)3F
Fⓘ FluoriteCaF2
AlAluminium
Alⓘ ChalcophylliteCu18Al2(AsO4)4(SO4)3(OH)24 · 36H2O
PPhosphorus
Pⓘ Fluorapatite var. Carbonate-rich FluorapatiteCa5(PO4,CO3)3(F,O)
Pⓘ ChalcosideriteCuFe63+(PO4)4(OH)8 · 4H2O
Pⓘ FluorapatiteCa5(PO4)3F
Pⓘ LibetheniteCu2(PO4)(OH)
SSulfur
Sⓘ ArsenopyriteFeAsS
Sⓘ BrochantiteCu4(SO4)(OH)6
Sⓘ ChalcophylliteCu18Al2(AsO4)4(SO4)3(OH)24 · 36H2O
Sⓘ LangiteCu4(SO4)(OH)6 · 2H2O
Sⓘ PyriteFeS2
CaCalcium
Caⓘ Fluorapatite var. Carbonate-rich FluorapatiteCa5(PO4,CO3)3(F,O)
Caⓘ FluorapatiteCa5(PO4)3F
Caⓘ FluoriteCaF2
Caⓘ ScheeliteCa(WO4)
TiTitanium
Tiⓘ AnataseTiO2
FeIron
Feⓘ ArsenopyriteFeAsS
Feⓘ ChalcosideriteCuFe63+(PO4)4(OH)8 · 4H2O
Feⓘ LöllingiteFeAs2
Feⓘ PyriteFeS2
Feⓘ ScoroditeFe3+AsO4 · 2H2O
Feⓘ SideriteFeCO3
CuCopper
Cuⓘ AzuriteCu3(CO3)2(OH)2
Cuⓘ BrochantiteCu4(SO4)(OH)6
Cuⓘ ChalcosideriteCuFe63+(PO4)4(OH)8 · 4H2O
Cuⓘ ChalcophylliteCu18Al2(AsO4)4(SO4)3(OH)24 · 36H2O
Cuⓘ ClinoclaseCu3(AsO4)(OH)3
Cuⓘ CornubiteCu5(AsO4)2(OH)4
Cuⓘ CornwalliteCu5(AsO4)2(OH)4
Cuⓘ CupriteCu2O
Cuⓘ Native CopperCu
Cuⓘ LangiteCu4(SO4)(OH)6 · 2H2O
Cuⓘ LibetheniteCu2(PO4)(OH)
Cuⓘ OliveniteCu2(AsO4)(OH)
AsArsenic
Asⓘ ArsenopyriteFeAsS
Asⓘ ChalcophylliteCu18Al2(AsO4)4(SO4)3(OH)24 · 36H2O
Asⓘ ClinoclaseCu3(AsO4)(OH)3
Asⓘ CornubiteCu5(AsO4)2(OH)4
Asⓘ CornwalliteCu5(AsO4)2(OH)4
Asⓘ LöllingiteFeAs2
Asⓘ OliveniteCu2(AsO4)(OH)
Asⓘ ScoroditeFe3+AsO4 · 2H2O
SnTin
Snⓘ CassiteriteSnO2
WTungsten
Wⓘ ScheeliteCa(WO4)

Localities in this Region

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.

References

 
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: October 21, 2026 11:17:52 Page updated: March 25, 2026 14:58:18
Go to top of page