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Chalcedony from
Restormel Royal Iron Mine (Trinity Mine), Lostwithiel, St Austell District, Cornwall, England, UK

Mineral Species
Species:Quartz var: Chalcedony
Description
Quality of samples:not specified / average specimens
Confirmation
Validity:Believed Valid
References
References:Henwood, W.J. (1843): Transactions of the Royal Geological Society of Cornwall 5, 1-386
Associated Minerals Based on Photo Data:
Siderite2 photos of Chalcedony associated with Siderite at this locality.
Hematite1 photo of Chalcedony associated with Hematite at this locality.
Data
Mineral Data:Click here to view Chalcedony data
Locality Data:Click here to view Restormel Royal Iron Mine (Trinity Mine), Lostwithiel, St Austell District, Cornwall, England, UK
Photo GalleryView Gallery (4 photos)
Nearest other occurrences of Chalcedony
1.7km (1.1 miles) A Wheal Maudlin (Wheal Mawdlin; Wheal Magdalen), Lostwithiel, St Austell District, Cornwall, England, UK
17.9km (11.1 miles) B West Wheal Mary Ann (West Mary Ann Mine), Roseland, Menheniot, Liskeard District, Cornwall, England, UK
19.0km (11.8 miles) C Wheal Mary Ann, Menheniot, Liskeard District, Cornwall, England, UK
33.8km (21.0 miles) D Penhale Mine (Penhale United Mine; Penhale and Lomax Mine), Penhale Sands, Perranzabuloe, St Agnes District, Cornwall, England, UK
33.9km (21.1 miles) E Gunnislake Clitters Mine, Clitters United Mines, Gunnislake, Calstock, Callington District, Cornwall, England, UK
40.7km (25.3 miles) F Carharrack Mine, St Day United Mines (Poldice Mines), Gwennap, Camborne - Redruth - St Day District, Cornwall, England, UK
43.6km (27.1 miles) G Tresavean Mine, Lanner, Camborne - Redruth - St Day District, Cornwall, England, UK
43.9km (27.3 miles) H Pednandrea Mine (Pedn-an-Drea Mine), Redruth, Camborne - Redruth - St Day District, Cornwall, England, UK
46.0km (28.6 miles) I North Mine (East Wheal Friendship), Devon United Mines, Peter Tavy, Tavistock District, Devon, England, UK
46.3km (28.8 miles) J North Pool Mine, West Tolgus group, East Pool and Agar Mine, Carn Brea, Camborne - Redruth - St Day District, Cornwall, England, UK
46.9km (29.1 miles) K East Pool Mine (Pool Old Bal), East Pool and Agar Mine, Carn Brea, Camborne - Redruth - St Day District, Cornwall, England, UK
53.9km (33.5 miles) L Trevascus Mine (Trevaskus Mine; Trevaskis Mine), Carnhell Green, Gwinear-Gwithian, St Erth - Gwithian Area, Cornwall, England, UK
54.2km (33.6 miles) M New Rosewarne Mine, Rosewarne United Mines, Gwinear-Gwithian, St Erth - Gwithian Area, Cornwall, England, UK
55.3km (34.4 miles) N Relistian Mine (Relistien Mine; Relistian Consols), Reawla, Gwinear-Gwithian, St Erth - Gwithian Area, Cornwall, England, UK
55.7km (34.6 miles) O Pedn Boar Point, Coverack, St Keverne, Lizard Peninsula, Cornwall, England, UK
56.7km (35.2 miles) P Alfred Consols (East Wheal Alfred; Laity Hills Mine), Great Wheal Alfred (Alfred Consols), Hayle, St Erth - Gwithian Area, Cornwall, England, UK
57.2km (35.6 miles) Q Wheal Alfred, Great Wheal Alfred (Alfred Consols), Hayle, St Erth - Gwithian Area, Cornwall, England, UK
69.1km (43.0 miles) R Haytor Mine, Ilsington, Dartmoor & Teign Valley District, Devon, England, UK
71.2km (44.2 miles) S Penlee Quarry, Paul, Mount's Bay District, Cornwall, England, UK
75.9km (47.1 miles) T Pendeen Consols, Pendeen, St Just, St Just District, Cornwall, England, UK
76.3km (47.4 miles) U Boscaswell Downs Mine, Pendeen, St Just, St Just District, Cornwall, England, UK
76.9km (47.8 miles) V Geevor Mine (North Levant Mine), Pendeen, St Just, St Just District, Cornwall, England, UK
77.1km (47.9 miles) W Balleswidden Mine, St Just, St Just District, Cornwall, England, UK
77.6km (48.2 miles) X Levant Mine, Trewellard, St Just, St Just District, Cornwall, England, UK
78.2km (48.6 miles) Y Wheal Hen, Botallack Mine, Botallack, St Just, St Just District, Cornwall, England, UK
78.3km (48.6 miles) Z Grylls Bunny, Botallack Mine, Botallack, St Just, St Just District, Cornwall, England, UK
78.3km (48.7 miles) 0 Botallack Mine, Botallack, St Just, St Just District, Cornwall, England, UK
78.6km (48.8 miles) 1 Wheal Drea, Wheal Owles, Botallack, St Just, St Just District, Cornwall, England, UK
78.8km (48.9 miles) 2 Wheal Edward, Wheal Owles, Botallack, St Just, St Just District, Cornwall, England, UK
79.6km (49.4 miles) 3 Wheal Castle, Boswedden Mine (incl. Wheal Praze; Wheal Williams; Yankee Boy Mine), Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
79.6km (49.5 miles) 4 Wheal Call (Wheal Cole; Wheal Coal), Boswedden Mine (incl. Wheal Praze; Wheal Williams; Yankee Boy Mine), Kenidjack Valley, St Just, St Just District, Cornwall, England, UK
80.4km (50.0 miles) 5 Gribba Point, Hendra, St Just, St Just District, Cornwall, England, UK
110.3km (68.6 miles) 6 Broadhembury, East Devon, Devon, England, UK
126.8km (78.8 miles) 7 Lyme Regis Beach, Lyme Regis, Dorset, England, UK
172.9km (107.4 miles) 8 Risca Quarry, Risca, Caerphilly, Wales, UK
Mineral and/or Locality  
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