| Locality type: | Open-Cast Mine |
| Classification |
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| Species: | Millerite |
| Formula: | NiS |
| Comments: | Xl mats to several cms |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Ankerite | 1 |
| Chalcopyrite | 1 |
| Quartz | 1 |
| Data |
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| Mineral Data: | Click here to view Millerite data |
| Locality Data: | Click here to view Nant Helen opencast coal mine, Onllwyn, Neath Port Talbot, Wales, UK |
| Photo Gallery | View Gallery (3 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 39207 |
| Long-form Identifier: | 1:3:39207:1 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Millerite |
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| 2.4km (1.5 miles) | ⓘDyffryn Cellwen coal workings, Onllwyn, Neath Port Talbot, Wales, UK |
| 6.1km (3.8 miles) | ⓘAberpergwm Colliery, Glynneath, Neath Port Talbot, Wales, UK |
| 19.2km (12.0 miles) | ⓘInternational Colliery, Blaengarw, Bridgend, Wales, UK |
| 19.4km (12.0 miles) | ⓘParc Colliery (Park), Cwmparc, Rhondda Cynon Taf, Wales, UK |
| 19.7km (12.3 miles) | ⓘDare Colliery, Cwmparc, Rhondda Cynon Taf, Wales, UK |
| 20.2km (12.5 miles) | ⓘSt John's Colliery, Maesteg, Bridgend, Wales, UK |
| 20.8km (12.9 miles) | ⓘFforchaman Colliery, Cwmaman, Rhondda Cynon Taf, Wales, UK |
| 21.6km (13.4 miles) | ⓘCwmneol Colliery (Morris's pit), Cwmaman, Rhondda Cynon Taf, Wales, UK |
| 21.6km (13.4 miles) | ⓘWestern Colliery, Nant-y-moel, Bridgend, Wales, UK |
| 21.8km (13.5 miles) | ⓘWyndham Colliery, Nant-y-moel, Bridgend, Wales, UK |
| References |
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Nant Helen opencast coal mine, Onllwyn, Neath Port Talbot, Wales, UK