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Pigotite

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Formula:
Al4C6H5O10 · 13H2O (?)
Name:
Named for Reverand M. Pigot who helped collect the first material.
An aluminium-bearing organic compound, said to be formed by the action of wet vegetation on granite.


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Classification of PigotiteHide

Approved, 'Grandfathered' (first described prior to 1959), Questionable
10.AC.15

10 : ORGANIC COMPOUNDS
A : Salts of organic acids
C : Benzine Salts

Chemical Properties of PigotiteHide

Formula:
Al4C6H5O10 · 13H2O (?)
IMA Formula:
Al4C6H5O10 · 13H2O (?)

Other Language Names for PigotiteHide

German:Pigotit
Spanish:Pigotita

Related Minerals - Nickel-Strunz GroupingHide

10.AC.05MelliteAl2[C6(COO)6] · 16H2OTet. 4/mmm (4/m 2/m 2/m) : I41/acd
10.AC.10EarlanditeCa3[CH2(COO)-CHOH(COO)-CH2(COO)]2 · 4H2OMon.

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for PigotiteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Johnston, J.F.W. (1840) Phil. Mag. 3rd ser., 17, 382.
Collins, J.H. (1871) A Handbook to the Mineralogy of Cornwall and Devon: 77.
Creighton, J.K. (1894) On the Occurrence of Pigotite in the Caves near Porthcurnow, St. Levan, Cornwall. Geological Magazine: 223-225.

Internet Links for PigotiteHide

Localities for PigotiteHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
UK
 
  • England
    • Cornwall
      • Isles of Scilly
        • Tresco
Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications
      • St Levan
        • Treen
Goley, P. and Williams R. (1995) Cornish Mineral Reference Manual. Endsleigh Publications
Venezuela
 
Franco Urbani (2009) Venezuelan Cave Minerals: Second Review. Mineralogy 1 2009 ICS Proceedings. In 15th International Congress of Speleology. p 345
Mineral and/or Locality  
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