Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Hemimorphite from
Cwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK


03211340017272730681566.jpg
Hemimorphite

Cwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
06514130017272017022393.jpg
Hemimorphite

Cwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
03231350017272017055878.jpg
Hemimorphite

Cwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
07393130017272017069657.jpg
Hemimorphite

Cwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
09474290017368765709593.jpg
Hemimorphite

Cwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
07160260017368401535143.jpg
Hemimorphite

Cwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
04685580017368765712021.jpg
Hemimorphite

Cwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
07470370017368765712496.jpg
Hemimorphite

Cwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
03211340017272730681566.jpg
Hemimorphite

Cwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
06514130017272017022393.jpg
Hemimorphite

Cwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
05309510017272017094207.jpg
Hemimorphite

Cwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
07393130017272017069657.jpg
Hemimorphite

Cwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
Locality type:Mine
Classification
Species:Hemimorphite
Formula:Zn4Si2O7(OH)2 · H2O
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Linarite2
Aurichalcite2
Langite1
Anglesite1
Redgillite1
Chalcopyrite1
Quartz1
Data
Mineral Data:Click here to view Hemimorphite data
Locality Data:Click here to view Cwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
Photo GalleryView Gallery (6 photos)
Data Identifiers
Mindat Occurrence Record ID:6178
Long-form Identifier:1:3:6178:0
GUID (UUID V4):0
Nearest other occurrences of Hemimorphite
5.5km (3.4 miles) ⓘWest Nantycreiau Mine, Ponterwyd, Cwmrheidol, Ceredigion, Wales, UK
5.7km (3.5 miles) ⓘNantycreiau Mine, Ponterwyd, Cwmrheidol, Ceredigion, Wales, UK
7.1km (4.4 miles) ⓘLogaulas Mine (Lisburne Mine; Logylas Mine), Lisburne Lead and Silver Mines, Ysbyty Ystwyth, Ceredigion, Wales, UK
7.1km (4.4 miles) ⓘCastell Mine (Dyffryn Castell Mine; New Castell Mine; West Esgair Lle Mine; Gwaithddu Mine; Cripiau Bach Mine), Ponterwyd, Cwmrheidol, Ceredigion, Wales, UK
7.4km (4.6 miles) ⓘEsgair Mwyn Mine, Ysbyty Ystwyth, Ceredigion, Wales, UK
7.8km (4.8 miles) ⓘPenrhiw Mine (Penyberth Mine), Ystumtuen, Cwmrheidol, Ceredigion, Wales, UK
8.2km (5.1 miles) ⓘFrongoch Mine, Pontrhydygroes, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
9.4km (5.8 miles) ⓘLlywernog Mine (Ponterwyd Mine), Ponterwyd, Cwmrheidol, Ceredigion, Wales, UK
9.7km (6.0 miles) ⓘHendre Felen Mine (Hendre quarry), Ysbyty Ystwyth, Ceredigion, Wales, UK
10.1km (6.3 miles) ⓘGwaith-coch Mine, Devil's Bridge, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK
References
 
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