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Parasymplesite from
St Austell Consols (incl. Wheal Hawkins), Downderry, St Stephen-in-Brannel, Cornwall, England, UK


04849560017363885433885.jpg
Parasymplesite

St Austell Consols, Downderry, St Stephen-in-Brannel, Cornwall, England, UK
04849560017363885433885.jpg
Parasymplesite

St Austell Consols, Downderry, St Stephen-in-Brannel, Cornwall, England, UK
04368960017360851004535.jpg
Parasymplesite

St Austell Consols, Downderry, St Stephen-in-Brannel, Cornwall, England, UK
Locality type:Mine
Classification
Species:Parasymplesite
Formula:Fe32+(AsO4)2 · 8H2O
Comments:In July 2013, some weathered specimens of nickelskutterudite where found on the mine site. Broken open, some needle-like crystals where found, only visible through a binocular.
Recent analysis results show clearly parasymplesite.
The mineral is probably from post mining origin.
Habit:Needles grouped in urchins.
Colour:Ash-grey green crystals and tuffs. Light green to leek green, may be greenish black.
Luminescent properties:Not fluorescent.
Abundance at site:Rare
Confirmation
Validity:Confirmed
Confirmation Methods:XRD
Data
Mineral Data:Click here to view Parasymplesite data
Locality Data:Click here to view St Austell Consols (incl. Wheal Hawkins), Downderry, St Stephen-in-Brannel, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:856409
Long-form Identifier:1:3:856409:2
GUID (UUID V4):0
References
De Bondt, Paul (n.d.) Personal communication.
39-40
Merry, M., Weiß, S. (2017) Nickel- und Kobaltmineralien aus der St. Austell Consols Mine, Cornwall (GB) Lapis, 42 (1) 24-26
 
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