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Schmiederite from
Llechwedd Helyg Mine (Willow Bank Mine), Pen-bont Rhydybeddau, Trefeirig, Ceredigion, Wales, UK
| Locality type: | Mine | |
| Classification | ||
|---|---|---|
| Species: | Schmiederite | |
| Formula: | Pb2Cu2(Se6+O4)(Se4+O3)(OH)4 | |
| Comments: | Balls to 0.7mm, 1st UK occurrence | |
| Habit: | Balls, and botryoidal crusts | |
| Colour: | Light blue | |
| Luminescent properties: | None | |
| Quality for species: | Good crystals or rich for species - important (!) | |
| Abundance at site: | Very Rare | |
| Confirmation | ||
| Validity: | Confirmed | |
| Confirmation Methods: | XRD | |
| Confirmation Details: | Where Tested and Reference ID: NHM London | |
| Associated Minerals Based on Photo Data: | ||
| Quartz | 3 | |
| Caledonite | 1 | |
| Susannite | 1 | |
| Langite | 1 | |
| Linarite | 1 | |
| Brochantite | 1 | |
| Malachite | 1 | |
| Data | ||
| Mineral Data: | Click here to view Schmiederite data | |
| Locality Data: | Click here to view Llechwedd Helyg Mine (Willow Bank Mine), Pen-bont Rhydybeddau, Trefeirig, Ceredigion, Wales, UK | |
| Photo Gallery | View Gallery (8 photos) | |
| Data Identifiers | ||
| Mindat Occurrence Record ID: | 18641 | |
| Long-form Identifier: | 1:3:18641:6 | |
| GUID (UUID V4): | 0 | |
| Nearest other occurrences of Schmiederite | ||
| 6.8km (4.2 miles) | ⓘEaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK | |
| 8.1km (5.1 miles) | ⓘEsgair Hir & Esgair Fraith mines (Cambrian Mine; Cardigan Consolidated Mine; Welsh Potosi Mine; Kylon Potosi Mine), Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK | |
| 11.2km (6.9 miles) | ⓘFrongoch Mine, Pontrhydygroes, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK | |
| 20.0km (12.4 miles) | ⓘDylife Mine (Pen Dylife Mine; Esgairgaled Mine; Llechwedd Ddu Mine; Blaen Twymyn Mine), Dylife, Machynlleth, Powys, Wales, UK | |
| References | ||
Llechwedd Helyg Mine, Pen-bont Rhydybeddau, Trefeirig, Ceredigion, Wales, UK