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Wavellite from
Downrow Quarry, Bishop's Tawton, North Devon, Devon, England, UK

Locality type:Quarry
Formula:Al3(PO4)2(OH,F)3 · 5H2O
Comments:Small clusters of generally dark hemispheres lining a cavity formerly filled with phosphatic clay. Other minerals peresent in this specimen are manganese oxides, cacoxenite and other unidentified (phosphate) minerals.

The specimen was removed in the process of extracting cacoxenite plates from the quarry wall.
Habit:Radial hemispheres, botryoidal
Colour:bottle green to black
Quality for species:Poor for species, only of interest for locality collectors. (#)
Abundance at site:Extremely Rare
Confirmation Methods:Visually Identified
Analysis Reference:F2017-12-CH(DQ)
References:Alysson Rowan Collection
Mineral Data:Click here to view Wavellite data
Locality Data:Click here to view Downrow Quarry, Bishop's Tawton, North Devon, Devon, England, UK
Nearest other occurrences of Wavellite
6.9km (4.3 miles) A High Down Quarry, Filleigh, North Devon, Devon, England, UK
57.5km (35.7 miles) B Pwll Du Head, Bishopston, Swansea, Wales, UK
60.1km (37.4 miles) C Hingston Down Quarry, Gunnislake, Calstock, Cornwall, England, UK
63.6km (39.5 miles) D Cilifor Top (Hill), Llanrhidian, Swansea, Wales, UK
90.9km (56.5 miles) E Old Beam Mine (Great Beam Mine), Bugle, Treverbyn, Cornwall, England, UK
92.4km (57.4 miles) F Castle-an-Dinas Mine, Castle-an-Dinas, St Columb Major, Cornwall, England, UK
92.4km (57.4 miles) G Hensbarrow China Clay Pit, Stenalees, Treverbyn, Cornwall, England, UK
92.5km (57.5 miles) H Gunheath China Clay Pit, Stenalees, Treverbyn, Cornwall, England, UK
96.6km (60.0 miles) I Stenna Gwyn Mine (Stennagwyn Mine), Foxhole, St Stephen-in-Brannel, Cornwall, England, UK
97.3km (60.5 miles) J Wheal Remfry (Wheal Remfrey) China Clay Pit, Fraddon, St Enoder, Cornwall, England, UK
99.5km (61.8 miles) K Wheal Chance (Wheal Carnath), Pothole, St Mewan, Cornwall, England, UK
Mineral and/or Locality  
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