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Delessite

A material that is NOT an approved mineral species
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About DelessiteHide

02963280014946351439927.jpg
Achille-Joseph Delesse
Formula:
(Mg,Fe,Fe,Al)(Si,Al)4O10(O,OH)8
Name:
Named by Karl Friedrich Naumann in 1850 in honor of Achille-Joseph Delesse (1817 Metz, France – March 24, 1881 Paris, France), mineralogist and geologist of the Sorbonne University and later, the Ecole des Mines.
Fe-bearing variety of clinochlore (some references also consider it a Mg-rich variety of chamosite).


Unique IdentifiersHide

Mindat ID:
1250
Long-form identifier:
mindat:1:1:1250:4
GUID
(UUID V4):
93950f06-a89f-4f53-bbe6-acb76ef672c4

Classification of DelessiteHide

16.19.10

16 : Silicates Containing Aluminum and other Metals
19 : Aluminosilicates of Fe and Mg

Chemistry of DelessiteHide

Mindat Formula:
(Mg,Fe,Fe,Al)(Si,Al)4O10(O,OH)8

Synonyms of DelessiteHide

Other Language Names for DelessiteHide

Common AssociatesHide

Associated Minerals Based on Photo Data:
6 photos of Delessite associated with QuartzSiO2
4 photos of Delessite associated with LaumontiteCaAl2Si4O12 · 4H2O
3 photos of Delessite associated with HarmotomeBa2(Si12Al4)O32 · 12H2O
3 photos of Delessite associated with AmethystSiO2
2 photos of Delessite associated with ClinochloreMg5Al(AlSi3O10)(OH)8
1 photo of Delessite associated with Goethiteα-Fe3+O(OH)
1 photo of Delessite associated with CalciteCaCO3

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.

Internet Links for DelessiteHide

References for DelessiteHide

Reference List:

Localities for DelessiteHide

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 references and 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 (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Antarctica
 
Brazil
 
Bulgaria
 
  • Sofia City Province
    • Stolichna Municipality
China
 
  • Jiangxi
    • Shangrao
      • Yanshan Co. (Qianshan Co.)
        • Yongping
  • Qinghai
    • Haixi Mongol and Tibetan Autonomous Prefecture
      • Golmud City (Ge'ermu Co.)
Czech Republic
 
  • Central Bohemian Region
    • Beroun District
      • Hudlice
  • Karlovy Vary Region
    • Sokolov District
      • Kraslice
  • Ústí nad Labem Region
    • Ústí nad Labem District
      • Ústí nad Labem
  • Vysočina Region
    • Žďár nad Sázavou District
Germany
 
  • Rhineland-Palatinate
    • Birkenfeld
      • Herrstein-Rhaunen
        • Gerach
        • Niederwörresbach
  • Saxony
    • Leipzig District
      • Trebsen/Mulde
  • Thuringia
    • Nordhausen District
      • Harztor
        • Herrmannsacker
Madagascar
 
  • Atsimo-Atsinanana
New Zealand
 
  • Canterbury Region
    • Ashburton District
    • Selwyn District
      • Coalgate
  • Otago Region
    • Queenstown-Lakes District
  • Waikato Region
    • Thames-Coromandel District
      • Tararu
Norway
 
  • Agder
    • Valle
      • Strømsheia (Straumsheia)
Panama
 
  • Panamá Province
    • Panamá District
      • Panama City
Poland
 
  • Lower Silesian Voivodeship
    • Kamienna Góra County
    • Lubań County
      • Gmina Leśna
    • Lwówek Śląski County
      • Gmina Wleń
    • Złotoryja County
      • Gmina Pielgrzymka
        • Wojcieszyn
      • Gmina Świerzawa
        • Nowy Kościół
Russia
 
  • Krasnoyarsk Krai
    • Enisei Range (Yenisei Ridge; Enisei Ridge)
  • Primorsky Krai
    • Krasnoarmeysky District
      • Arminsky ore district
        • Vostok
Slovakia
 
  • Banská Bystrica Region
    • Brezno District
  • Bratislava Region
    • Malacky District
      • Sološnica
  • Košice Region
    • Gelnica District
      • Švedlár
    • Košice-okolie District
    • Rožňava District
      • Vyšná Slaná
  • Prešov Region
    • Poprad District
  • Trnava Region
    • Trnava District
      • Lošonec
  • Žilina Region
    • Liptovský Mikuláš District
      • Východná
South Korea
 
  • Gangwon Province
    • Samchok City
      • Puksam-myon
Sweden
 
  • Gävleborg County
    • Ljusdal
  • Norrbotten County
    • Kiruna
      • Kiruna Town Mining District
  • Västernorrland County
    • Timrå
UK
 
  • England
    • Derbyshire
      • Derbyshire Dales District
        • Blackwell in the Peak
USA
 
  • Arizona
    • Cochise County
    • Pima County
  • Massachusetts
    • Essex County
      • Haverhill
    • Middlesex County
  • Michigan
    • Keweenaw County
      • Phoenix
  • Utah
    • Utah County
  • Virginia
    • Floyd County
 
Mineral and/or Locality  
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