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Tankardstown mine (Knockmahon Mine), Knockmahon, Bonmahon (Bunmahon), Co. Waterford, Munster, Irelandi
Regional Level Types
Tankardstown mine (Knockmahon Mine)Mine
Knockmahon- not defined -
Bonmahon (Bunmahon)- not defined -
Co. WaterfordCounty
MunsterProvince
IrelandCountry

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Key
Latitude & Longitude (WGS84):
52° 8' 21'' North , 7° 20' 34'' West
Latitude & Longitude (decimal):
Locality type:
Köppen climate type:
Nearest Settlements:
PlacePopulationDistance
Kill281 (2017)4.1km
Dunhill209 (2017)6.5km
Stradbally420 (2017)8.1km
Kilmacthomas871 (2017)9.3km
Kilmeaden193 (2017)12.5km


Victorian copper mine on coast. The cliff top engine house and chimney are a prominent local landmark. There are adits in the cliffs. This was the richest of a group of mines at Knockmahon, sometimes collectively, if inaccurately, called "Knockmahon mine".

ITM 644992 598789

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


10 valid minerals.

Detailed Mineral List:

Atacamite
Formula: Cu2(OH)3Cl
Reference: Moreton, S. (1991) J. Russell Soc., 4(1), p. 36-7.
Brochantite
Formula: Cu4(SO4)(OH)6
Description: Post-mining coatings on mine walls with langite.
Reference: Moreton, S. (2005) J. Mining Heritage Soc. of Ireland, No. 5, p.11-14.
Chalcanthite
Formula: CuSO4 · 5H2O
Reference: Moreton, S. (1991) J. Russell Soc., 4(1), p. 36-7.
Chalcopyrite
Formula: CuFeS2
Reference: Henwood, W.J. (1871): Transactions of the Royal Geological Society of Cornwall 8(1), 540-626; Moreton, S. (1991) J. Russell Soc., 4(1), p. 36-7
Connellite
Formula: Cu19(SO4)(OH)32Cl4 · 3H2O
Reference: In the collection of Brent Thorne.
Devilline
Formula: CaCu4(SO4)2(OH)6 · 3H2O
Reference: In the collection of Brent Thorne.
Erythrite
Formula: Co3(AsO4)2 · 8H2O
Description: Post-mining coatings in dump material. Primary ore may be cobaltite (electron-probe analyses of tiny metallic grains indicated CoAsS composition).
Reference: Moreton, S. (2005) J. Mining Heritage Soc. of Ireland, No. 5, p.11-14.
Langite
Formula: Cu4(SO4)(OH)6 · 2H2O
Description: Post-mining coatings on mine walls.
Reference: Moreton, S. (2005) J. Mining Heritage Soc. of Ireland, No. 5, p.11-14.
Malachite
Formula: Cu2(CO3)(OH)2
Reference: Moreton, S. (1991) J. Russell Soc., 4(1), p. 36-7.
Quartz
Formula: SiO2
Reference: Moreton, S. (1991) J. Russell Soc., 4(1), p. 36-7.

List of minerals arranged by Strunz 10th Edition classification

Group 2 - Sulphides and Sulfosalts
Chalcopyrite2.CB.10aCuFeS2
Group 3 - Halides
Atacamite3.DA.10aCu2(OH)3Cl
Connellite3.DA.25Cu19(SO4)(OH)32Cl4 · 3H2O
Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Malachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Brochantite7.BB.25Cu4(SO4)(OH)6
Chalcanthite7.CB.20CuSO4 · 5H2O
Devilline7.DD.30CaCu4(SO4)2(OH)6 · 3H2O
Langite7.DD.10Cu4(SO4)(OH)6 · 2H2O
Group 8 - Phosphates, Arsenates and Vanadates
Erythrite8.CE.40Co3(AsO4)2 · 8H2O

List of minerals arranged by Dana 8th Edition classification

Group 2 - SULFIDES
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
Group 10 - OXYHALIDES AND HYDROXYHALIDES
A2(O,OH)3Xq
Atacamite10.1.1.1Cu2(OH)3Cl
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Malachite16a.3.1.1Cu2(CO3)(OH)2
Group 29 - HYDRATED ACID AND NORMAL SULFATES
AXO4·xH2O
Chalcanthite29.6.7.1CuSO4 · 5H2O
Group 30 - ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)m(XO4)pZq, where m:p>2:1
Brochantite30.1.3.1Cu4(SO4)(OH)6
Group 31 - HYDRATED SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)m(XO4)pZq·xH2O, where m:p > 6:1
Connellite31.1.1.1Cu19(SO4)(OH)32Cl4 · 3H2O
(AB)4(XO4)Zq·xH2O
Langite31.4.3.1Cu4(SO4)(OH)6 · 2H2O
(AB)5(XO4)2Zq·xH2O
Devilline31.6.1.1CaCu4(SO4)2(OH)6 · 3H2O
Group 40 - HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
A3(XO4)2·xH2O
Erythrite40.3.6.3Co3(AsO4)2 · 8H2O
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2

List of minerals for each chemical element

HHydrogen
H LangiteCu4(SO4)(OH)6 · 2H2O
H AtacamiteCu2(OH)3Cl
H ChalcanthiteCuSO4 · 5H2O
H MalachiteCu2(CO3)(OH)2
H BrochantiteCu4(SO4)(OH)6
H ConnelliteCu19(SO4)(OH)32Cl4 · 3H2O
H DevillineCaCu4(SO4)2(OH)6 · 3H2O
H ErythriteCo3(AsO4)2 · 8H2O
CCarbon
C MalachiteCu2(CO3)(OH)2
OOxygen
O LangiteCu4(SO4)(OH)6 · 2H2O
O AtacamiteCu2(OH)3Cl
O ChalcanthiteCuSO4 · 5H2O
O QuartzSiO2
O MalachiteCu2(CO3)(OH)2
O BrochantiteCu4(SO4)(OH)6
O ConnelliteCu19(SO4)(OH)32Cl4 · 3H2O
O DevillineCaCu4(SO4)2(OH)6 · 3H2O
O ErythriteCo3(AsO4)2 · 8H2O
SiSilicon
Si QuartzSiO2
SSulfur
S LangiteCu4(SO4)(OH)6 · 2H2O
S ChalcopyriteCuFeS2
S ChalcanthiteCuSO4 · 5H2O
S BrochantiteCu4(SO4)(OH)6
S ConnelliteCu19(SO4)(OH)32Cl4 · 3H2O
S DevillineCaCu4(SO4)2(OH)6 · 3H2O
ClChlorine
Cl AtacamiteCu2(OH)3Cl
Cl ConnelliteCu19(SO4)(OH)32Cl4 · 3H2O
CaCalcium
Ca DevillineCaCu4(SO4)2(OH)6 · 3H2O
FeIron
Fe ChalcopyriteCuFeS2
CoCobalt
Co ErythriteCo3(AsO4)2 · 8H2O
CuCopper
Cu LangiteCu4(SO4)(OH)6 · 2H2O
Cu ChalcopyriteCuFeS2
Cu AtacamiteCu2(OH)3Cl
Cu ChalcanthiteCuSO4 · 5H2O
Cu MalachiteCu2(CO3)(OH)2
Cu BrochantiteCu4(SO4)(OH)6
Cu ConnelliteCu19(SO4)(OH)32Cl4 · 3H2O
Cu DevillineCaCu4(SO4)2(OH)6 · 3H2O
AsArsenic
As ErythriteCo3(AsO4)2 · 8H2O

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Critchley, M. (2002) Journal of the Mining Heritage Trust of Ireland, No. 2, 25-28.
Moreton, S. (2005) Journal of the Mining Heritage Trust of Ireland, No. 5, 11-14.
Moreton, S. (2007) Copper-bearing silica gel from the walls of Tankardstown Mine, Co. Waterford, Ireland. Journal of the Russell Society, vol. 10, 10-17.

Other Regions, Features and Areas containg this locality

British IslesGroup of Islands
Eurasian PlateTectonic Plate
EuropeContinent

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