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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Linarite from
Esgair Hir & Esgair Fraith mines (Cambrian Mine; Cardigan Consolidated Mine; Welsh Potosi Mine; Kylon Potosi Mine), Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK


09010620017272036013871.jpg
Linarite

Esgair Hir & Esgair Fraith mines, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
06888150017361022012455.jpg
Linarite, etc.

Esgair Hir & Esgair Fraith mines, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
01577360017271969147798.jpg
Linarite

Esgair Hir & Esgair Fraith mines, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
03862380017371665469064.jpg
Linarite, etc.

Esgair Hir & Esgair Fraith mines, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
08352590017363075108464.jpg
Linarite

Esgair Hir & Esgair Fraith mines, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
06888150017361022012455.jpg
Linarite, etc.

Esgair Hir & Esgair Fraith mines, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
01577360017271969147798.jpg
Linarite

Esgair Hir & Esgair Fraith mines, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
03862380017371665469064.jpg
Linarite, etc.

Esgair Hir & Esgair Fraith mines, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
09010620017272036013871.jpg
Linarite

Esgair Hir & Esgair Fraith mines, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
06888150017361022012455.jpg
Linarite, etc.

Esgair Hir & Esgair Fraith mines, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
01577360017271969147798.jpg
Linarite

Esgair Hir & Esgair Fraith mines, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
00307490017700710995657.jpg
Linarite, etc.

Esgair Hir & Esgair Fraith mines, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
Locality type:Mine
Classification
Species:Linarite
Formula:PbCu(SO4)(OH)2
Comments:Xls to 2mm (very good for Wales)
Habit:Bladed, prismatic
Colour:Azur blue
Quality for species:Good crystals or rich for species - important (!)
Confirmation
Validity:Confirmed
Confirmation Methods:XRD
Confirmation Details:Where Tested and Reference ID: NHM London
Associated Minerals Based on Photo Data:
Brochantite9
Cerussite9
Susannite7
Anglesite7
Caledonite6
Hemimorphite5
Malachite4
Redgillite3
Covellite2
Wroewolfeite2
Langite2
Lautenthalite1
Bournonite1
Chalcopyrite1
Galena1
Pyrite1
Quartz1
Data
Mineral Data:Click here to view Linarite data
Locality Data:Click here to view Esgair Hir & Esgair Fraith mines (Cambrian Mine; Cardigan Consolidated Mine; Welsh Potosi Mine; Kylon Potosi Mine), Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
Photo GalleryView Gallery (18 photos)
Data Identifiers
Mindat Occurrence Record ID:16679
Long-form Identifier:1:3:16679:5
GUID (UUID V4):0
Nearest other occurrences of Linarite
2.1km (1.3 miles) ⓘEaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
3.0km (1.9 miles) ⓘHenfwlch Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
3.7km (2.3 miles) ⓘYstrad Einion Mine (Dolgoch Mine), Furnace, Ysgubor-y-coed, Ceredigion, Wales, UK
3.7km (2.3 miles) ⓘBryn-yr-Afr Mine, Ponterwyd, Trefeirig, Ceredigion, Wales, UK
6.9km (4.3 miles) ⓘBrynarian Mine (Cardigan Bay Consols Mine), Tre-Taliesin, Llangynfelyn, Ceredigion, Wales, UK
7.5km (4.7 miles) ⓘLletty Evanhen Mine (Vaughan Mine), Bontgoch, Trefeirig, Ceredigion, Wales, UK
7.6km (4.7 miles) ⓘPenybanc Mine, Tre-Taliesin, Llangynfelyn, Ceredigion, Wales, UK
8.1km (5.1 miles) ⓘLlechwedd Helyg Mine (Willow Bank Mine), Pen-bont Rhydybeddau, Trefeirig, Ceredigion, Wales, UK
8.8km (5.5 miles) ⓘGwaith Yr Afon mine (West Cwmsymlog Mine; Cwm Daren Mine; River Mine; Taliesan Mine), Goginan, Trefeirig, Ceredigion, Wales, UK
9.2km (5.7 miles) ⓘBwlchrhennaid Mine (Level Newydd Mine), Pen-bont Rhydybeddau, Trefeirig, Ceredigion, Wales, UK
References
Rust, S. A., Mason, J. S. (1988) The Minerals of Esgair Hir Mine, Bwlch-y-Esgair Hir, Ceulanymaesmawr, Dyfed, Wales . UK Journal of Mines and Minerals 5, 35-43
 
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