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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Brochantite from
Eaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK


05139550017272035222033.jpg
Brochantite, etc.

Eaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
01148760017272017141872.jpg
Brochantite

Eaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
07504190017272017151839.jpg
Brochantite, etc.

Eaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
04047240017272017196633.jpg
Brochantite, etc.

Eaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
05139550017272035222033.jpg
Brochantite, etc.

Eaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
01148760017272017141872.jpg
Brochantite

Eaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
07504190017272017151839.jpg
Brochantite, etc.

Eaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
04047240017272017196633.jpg
Brochantite, etc.

Eaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
05139550017272035222033.jpg
Brochantite, etc.

Eaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
01148760017272017141872.jpg
Brochantite

Eaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
07504190017272017151839.jpg
Brochantite, etc.

Eaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
07713180017362181825609.jpg
Brochantite, etc.

Eaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
Locality type:Mine
Classification
Species:Brochantite
Formula:Cu4(SO4)(OH)6
Comments:Drusy crusts and single xls to 1mm (nice micros). Associated with most species.
Habit:Platy
Colour:Emerald green
Abundance at site:Common
Confirmation
Validity:Confirmed
Confirmation Methods:Visually Identified
Associated Minerals Based on Photo Data:
Linarite13
Goethite6
Hemimorphite5
Serpierite4
Anglesite3
Langite2
Cerussite2
Quartz2
Malachite2
Wroewolfeite1
Chalcopyrite1
Chalcocite1
Data
Mineral Data:Click here to view Brochantite data
Locality Data:Click here to view Eaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
Photo GalleryView Gallery (9 photos)
Data Identifiers
Mindat Occurrence Record ID:15086
Long-form Identifier:1:3:15086:4
GUID (UUID V4):0
Nearest other occurrences of Brochantite
0.9km (0.6 miles) ⓘHenfwlch Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
1.6km (1.0 miles) ⓘBryn-yr-Afr Mine, Ponterwyd, Trefeirig, Ceredigion, Wales, UK
2.1km (1.3 miles) ⓘEsgair Hir & Esgair Fraith mines (Cambrian Mine; Cardigan Consolidated Mine; Welsh Potosi Mine; Kylon Potosi Mine), Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK
5.5km (3.4 miles) ⓘYstrad Einion Mine (Dolgoch Mine), Furnace, Ysgubor-y-coed, Ceredigion, Wales, UK
6.0km (3.8 miles) ⓘLletty Evanhen Mine (Vaughan Mine), Bontgoch, Trefeirig, Ceredigion, Wales, UK
6.8km (4.2 miles) ⓘLlechwedd Helyg Mine (Willow Bank Mine), Pen-bont Rhydybeddau, Trefeirig, Ceredigion, Wales, UK
7.3km (4.6 miles) ⓘGwaith Yr Afon mine (West Cwmsymlog Mine; Cwm Daren Mine; River Mine; Taliesan Mine), Goginan, Trefeirig, Ceredigion, Wales, UK
7.4km (4.6 miles) ⓘBwlchrhennaid Mine (Level Newydd Mine), Pen-bont Rhydybeddau, Trefeirig, Ceredigion, Wales, UK
7.5km (4.7 miles) ⓘBrynarian Mine (Cardigan Bay Consols Mine), Tre-Taliesin, Llangynfelyn, Ceredigion, Wales, UK
8.1km (5.0 miles) ⓘCwmdaren Mine (Cwm Darren Mine; Lefel Gopor Mine; Copper Level Mine; Twll y Mwyn Mine), Pen-bont Rhydybeddau, Trefeirig, Ceredigion, Wales, UK
References
Day, Harry (1999) BMS Database, British Micromount Society.
 
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