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Hemimorphite from
Mynydd Gorddu Mine, Bontgoch (Elerch), Ceulanymaesmawr, Ceredigion, Wales, UK

Locality type:Mine
Classification
Species:Hemimorphite
Formula:Zn4Si2O7(OH)2 · H2O
Comments:Xl sprays to 3mm, from pale brown to colourless
Habit:Divergent bladed
Colour:Colourless, brownish
Abundance at site:Rare
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
References
References:BMS Database
Associated Minerals:
Associates:Greenockite
Quartz
Sphalerite
Data
Mineral Data:Click here to view Hemimorphite data
Locality Data:Click here to view Mynydd Gorddu Mine, Bontgoch (Elerch), Ceulanymaesmawr, Ceredigion, Wales, UK
Nearest other occurrences of Hemimorphite
2.8km (1.7 miles) Lletty Evanhen Mine (Vaughan Mine), Bontgoch, Trefeirig, Ceredigion, Wales, UK
3.8km (2.4 miles) Cwmsymlog Mine (East Daren Mine; Gwaithddu Mine), Goginan, Trefeirig, Ceredigion, Wales, UK
4.4km (2.8 miles) Bwlch Glas Mine, Talybont, Ceulanymaesmawr, Ceredigion, Wales, UK
5.0km (3.1 miles) Bwlch Mine (Bwlch Consols Mine; Bwlch United Mine; Bwlch Cwmerfin Mine), Pen-bont Rhydybeddau, Trefeirig, Ceredigion, Wales, UK
5.2km (3.2 miles) Bwlchrhennaid Mine (Level Newydd Mine), Pen-bont Rhydybeddau, Trefeirig, Ceredigion, Wales, UK
5.4km (3.4 miles) Brynarian Mine (Cardigan Bay Consols Mine), Tre-Taliesin, Llangynfelyn, Ceredigion, Wales, UK
5.6km (3.5 miles) Pengarigddu Mine, Goginan, Melindwr, Ceredigion, Wales, UK
5.9km (3.7 miles) Llain-hir Mine, Tre-Taliesin, Llangynfelyn, Ceredigion, Wales, UK
6.2km (3.9 miles) Hafan Mine (Canninog Mine; Bwlch Canninog Mine), Nant-y-Moch Reservoir area, Talybont, Ceulanymaesmawr, Ceredigion, Wales, UK
7.2km (4.5 miles) Henfwlch Mine, Nant-y-Moch Reservoir area, Talybont, Ceulanymaesmawr, Ceredigion, Wales, UK
 
Mineral and/or Locality  
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