Delessite (original) (raw)
A material that is NOT an approved mineral species
About DelessiteHide
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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
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Long-form identifier:
mindat:1:1:1250:4
93950f06-a89f-4f53-bbe6-acb76ef672c4
Classification of DelessiteHide
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16.19.10
16 : Silicates Containing Aluminum and other Metals
19 : Aluminosilicates of Fe and Mg
Chemistry of DelessiteHide
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Mindat Formula:
(Mg,Fe,Fe,Al)(Si,Al)4O10(O,OH)8
Synonyms of DelessiteHide
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Other Language Names for DelessiteHide
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Common AssociatesHide
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Associated Minerals Based on Photo Data:
Other InformationHide
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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
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References for DelessiteHide
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Localities for DelessiteHide
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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
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- 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 | |
| ⓘ Rio Grande do Sul | Sauer (1982) |
| Bulgaria | |
| Sofia City Province Stolichna Municipality ⓘ Lozen | I. Kostov et al. (1964) |
| China | |
| Jiangxi Shangrao Yanshan Co. (Qianshan Co.) Yongping ⓘ Yongping Mine (Shuiping Mine) | Bi Zhu et al. (2008) |
| Qinghai Haixi Mongol and Tibetan Autonomous Prefecture Golmud City (Ge'ermu Co.) ⓘ Galinge Fe deposit | Miao Yu et al. (2013) |
| Czech Republic | |
| Central Bohemian Region Beroun District Hudlice ⓘ Krušná Hora | Vtělenský J. (1959) |
| Karlovy Vary Region Sokolov District Kraslice ⓘ Tisová | Beran (Ag, Au, Co) +2 other references |
| Ústí nad Labem Region Ústí nad Labem District Ústí nad Labem ⓘ Mariánská Skála (Mariánská hora; Marienberg) | Ulrych (2000) |
| Vysočina Region Havlíčkův Brod District Pohled ⓘ Granite quarry | Dolníček et al. (2024) |
| Žďár nad Sázavou District ⓘ Mirošov | Houzar +5 other references |
| Germany | |
| Rhineland-Palatinate Birkenfeld Herrstein-Rhaunen Gerach ⓘ Bernhard Quarry | Weiß (1990) |
| Niederwörresbach ⓘ Juchem Quarry | Weiß (1990) |
| Saxony Leipzig District Trebsen/Mulde ⓘ Trebsen quarry | Bartnik (2006) |
| Thuringia Nordhausen District Harztor Herrmannsacker ⓘ Allzunah Castle | Thomas Lühr Collection |
| Madagascar | |
| Atsimo-Atsinanana ⓘ Vangaindrano | Lacroix (1922) |
| New Zealand | |
| Canterbury Region Ashburton District ⓘ Mount Somers | Railton et al. (1990) |
| Selwyn District Coalgate ⓘ Malvern Hills | Railton et al. (1990) |
| Otago Region Queenstown-Lakes District ⓘ Forbes Range | Railton et al. (1990) |
| Waikato Region Thames-Coromandel District Tararu ⓘ Tararu Creek | Railton et al. (1990) |
| Norway | |
| Agder Valle Strømsheia (Straumsheia) ⓘ Gamle Mine | Neumann (1955) |
| Panama | |
| Panamá Province Panamá District Panama City ⓘ Bella Vista | BMNH specimen #BM.1985 |
| Poland | |
| Lower Silesian Voivodeship Kamienna Góra County ⓘ Kamienna Góra | Traube (1888) |
| Lubań County Gmina Leśna ⓘ Leśna | Lis et al. (1986) |
| Lwówek Śląski County Gmina Wleń ⓘ Bełczyna | Lis et al. (1986) |
| ⓘ Stone Mountains | Breslau +1 other reference |
| Złotoryja County Gmina Pielgrzymka Wojcieszyn ⓘ Wojcieszyn melaphyre quarry ? | Kühn B. (1918) |
| Gmina Świerzawa Nowy Kościół ⓘ Dynowice | Lis et al. (1986) |
| ⓘ Różana (Wołek; Kotek Hill) | Krzysztof Andrzejewski |
| Russia | |
| Krasnoyarsk Krai Enisei Range (Yenisei Ridge; Enisei Ridge) ⓘ Olimpiada Mine | Silyanov et al. (2021) |
| Primorsky Krai Krasnoarmeysky District Arminsky ore district Vostok ⓘ Vostok-2 Mine | Soloviev et al. (2011) |
| Slovakia | |
| Banská Bystrica Region Brezno District ⓘ Brezno | Koděra (1986) |
| ⓘ Mt Veľký Gápeľ | Koděra (1986) |
| ⓘ Horná Lehota | Koděra (1986) |
| Bratislava Region Malacky District Sološnica ⓘ Sološnica quarry | Koděra (1986) |
| Košice Region Gelnica District Švedlár ⓘ Stará Voda | Koděra (1986) |
| Košice-okolie District ⓘ Hačava | Koděra (1986) |
| Rožňava District Vyšná Slaná ⓘ Mt Radzim | Koděra (1986) |
| Prešov Region Poprad District ⓘ Liptovská Teplička | Koděra (1986) |
| Trnava Region Trnava District Lošonec ⓘ Lošonec Quarry | Koděra (1986) |
| Žilina Region Liptovský Mikuláš District Východná ⓘ Nižný Chmelienec Valley | Koděra (1986) |
| South Korea | |
| Gangwon Province Samchok City Puksam-myon ⓘ Samhwa Mine ? | Kinosaki (1941) |
| Sweden | |
| Gävleborg County Ljusdal ⓘ Tandsjö | |
| Norrbotten County Kiruna Kiruna Town Mining District ⓘ Pahtohavare Cu-Au deposit | Valentin Alain (2014) |
| Västernorrland County Timrå ⓘ Söråker | |
| UK | |
| England Derbyshire Derbyshire Dales District Blackwell in the Peak ⓘ Calton Hill Quarry | [Specimen in the Natural History Museum |
| USA | |
| Arizona Cochise County ⓘ Bisbee | Anthony et al. (1995) |
| Pima County ⓘ Mount Fagan | Anthony et al. (1995) |
| Massachusetts Essex County Haverhill ⓘ Bradford | |
| ⓘ Salem | Gleba (2008) |
| Middlesex County ⓘ Cambridge | Yale Peabody Museum #5236 |
| ⓘ Somerville | Palache & Fraprie |
| ⓘ Granite Street Quarry (Milk Row Quarry) | Gleba (2008) |
| Michigan ⓘ Houghton County | ... |
| Keweenaw County Allouez Township ⓘ Cliff Mine | Heinrich et al. (2004) |
| Utah Utah County ⓘ East Tintic Mining District | Bullock (1981) |
| Virginia Floyd County ⓘ J. J. Williams farm | Dietrich (1990) |