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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
Associated Minerals:
Associates:Greenockite
Quartz
Sphalerite
Associated Minerals Based on Photo Data:
Susannite1
Cerussite1
Data
Mineral Data:Click here to view Hemimorphite data
Locality Data:Click here to view Mynydd Gorddu Mine, Bontgoch (Elerch), Ceulanymaesmawr, Ceredigion, Wales, UK
Data Identifiers
Mindat Occurrence Record ID:16441
Long-form Identifier:1:3:16441:4
GUID (UUID V4):0
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, Tal-y-bont, 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), Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
7.2km (4.5 miles) ⓘHenfwlch Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
References
Day, Harry (1999) BMS Database, British Micromount Society.
 
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