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:
Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UK

Oldest recorded age at locality: 324.9
Youngest recorded age at locality: 245.9

mindat Locality ID: 967
mindat URL: http://www.mindat.org/loc-967.html

Tectonic Settings:

Total number of sublocalities beneath "Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UK": 0
Total number of bottom-level sublocalities: 0

Latitude: 50°23'36"N
Longitude: 4°47'59"W
Decimal Degree (lat, lon): 50.393333333333,-4.7997222222222
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: Al As B Cu F Fe H K Mg Na O P S Si Sn 

Elements from minerals reported directly at this locality: Al As B Cu F Fe H K Mg Na O P S Si Sn 

Structural Groups for minerals in this locality: 
AndalusiteClayKaoliniteNonePharmacosideriteQuartzRutileTalcTopazTourmaline
Wavellite

12 IMA Minerals at location:
Cassiterite  (*)Chalcocite  (*)Kaolinite  (*)Olivenite  (*)Pharmacosiderite  (*)
Quartz  (*)Schorl  (*)Scorodite  (*)Talc  (*)Tenorite  (*)
Topaz  (*)Wavellite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Cassiterite  (*)RutileSnO2324.9245.905171
Chalcocite  (*)NoneCu2S324.9245.905707
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)4324.9245.905591
Olivenite  (*)AndalusiteCu2(AsO4)(OH)324.9245.90492
Pharmacosiderite  (*)PharmacosideriteKFe3+4(AsO4)3(OH)4·6-7H2O324.9245.90428
Quartz  (*)QuartzSiO2324.9245.9061156
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)324.9245.902705
Scorodite  (*)NoneFe3+(AsO4)·2H2O324.9245.901153
Talc  (*)Clay TalcMg3Si4O10(OH)2324.9245.903337
Tenorite  (*)NoneCuO324.9245.901101
Topaz  (*)TopazAl2SiO4F2324.9245.901476
Wavellite  (*)WavelliteAl3(PO4)2(OH)3·5H2O324.9245.90374


15 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
Lucy_132b277.7269.7273.7 ± 4K/ArNew K/Ar determination 140    967Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UKOld BeamBray and Spooner (1983)10.1144/GSL.SP.1964.001.01.15EG78_1064 
Lucy_132c324.9315.3320.1 ± 4.8K/ArNew K/Ar determination 141    967Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UKOld BeamBray and Spooner (1983)10.1144/GSL.SP.1964.001.01.15EG78_1064 
Lucy_132d320.4310.8315.6 ± 4.8K/ArNew K/Ar determination 141    967Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UKOld BeamBray and Spooner (1983)10.1144/GSL.SP.1964.001.01.15EG78_1064 
Lucy_132e305.5296.3300.9 ± 4.6K/ArNew K/Ar determination 141    967Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UKOld BeamBray and Spooner (1983)10.1144/GSL.SP.1964.001.01.15EG78_1064 
Lucy_141a277.1268.1272.6 ± 4.5K/ArNew K/Ar ages of Kaolinized granite 263    967Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UKOld Beam MineBray and Spooner (1983)10.1144/GSL.SP.1964.001.01.15EG78_1064 
Lucy_141b285.7277.1281.4 ± 4.3K/ArNew K/Ar ages of Kaolinized granite 500    967Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UKOld Beam MineBray and Spooner (1983)10.1144/GSL.SP.1964.001.01.15EG78_1064 
Lucy_141c282.2273.6277.9 ± 4.3K/ArNew K/Ar ages of Kaolinized granite 500    967Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UKOld Beam MineBray and Spooner (1983)10.1144/GSL.SP.1964.001.01.15EG78_1064 
Lucy_141d267.1258.5262.8 ± 4.2K/ArNew K/Ar ages of Kaolinized granite 263    967Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UKOld Beam MineBray and Spooner (1983)10.1144/GSL.SP.1964.001.01.15EG78_1064 
Lucy_142a273.2264.6268.9 ± 4.3K/ArNew K/Ar ages of Kaolinized granite 265    967Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UKOld Beam-East GoonbarrowBray and Spooner (1983)10.1144/GSL.SP.1964.001.01.15EG78_1064 
Lucy_142b253.9245.9249.9 ± 4.0K/ArNew K/Ar ages of Kaolinized granite 265    967Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UKOld Beam-East GoonbarrowBray and Spooner (1983)10.1144/GSL.SP.1964.001.01.15EG78_1064 
Lucy_142c270.2261.6265.9 ± 4.3K/ArNew K/Ar ages of Kaolinized granite 265    967Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UKOld Beam-East GoonbarrowBray and Spooner (1983)10.1144/GSL.SP.1964.001.01.15EG78_1064 
Lucy_142d266.2257.8262.0 ± 4.2K/ArNew K/Ar ages of Kaolinized granite 265    967Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UKOld Beam-East GoonbarrowBray and Spooner (1983)10.1144/GSL.SP.1964.001.01.15EG78_1064 
Lucy_142e270.6262266.3 ± 4.3K/ArNew K/Ar ages of Kaolinized granite 265    967Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UKOld Beam-East GoonbarrowBray and Spooner (1983)10.1144/GSL.SP.1964.001.01.15EG78_1064 
Lucy_142f273.1264.5268.8 ± 4.3K/ArNew K/Ar ages of Kaolinized granite 265    967Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UKOld Beam-East GoonbarrowBray and Spooner (1983)10.1144/GSL.SP.1964.001.01.15EG78_1064 
Lucy_142g273.2264.6268.9 ± 4.3K/ArNew K/Ar ages of Kaolinized granite 265    967Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UKOld Beam-East GoonbarrowBray and Spooner (1983)10.1144/GSL.SP.1964.001.01.15EG78_1064 

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