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Ferruginous Quartz

A variety of Quartz
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About Ferruginous QuartzHide

Formula:
SiO2
A variety of quartz colored red, brown, or yellow by inclusions of hematite or limonite, and usually massive and opaque.


Unique IdentifiersHide

Mindat ID:
27246 (as Ferruginous Quartz)
3337 (as Quartz)
Long-form identifier:
mindat:1:1:27246:3 (as Ferruginous Quartz)
mindat:1:1:3337:0 (as Quartz)

Chemistry of Ferruginous QuartzHide

Mindat Formula:
SiO2
Element Weights:
Element% weight
O53.257 %
Si46.744 %

Calculated from ideal end-member formula.
O
Si

Synonyms of Ferruginous QuartzHide

Common AssociatesHide

Associations Based on Photo Data:
26 photos of Ferruginous Quartz associated with QuartzSiO2
17 photos of Ferruginous Quartz associated with HematiteFe2O3
12 photos of Ferruginous Quartz associated with 'Amethyst'SiO2
11 photos of Ferruginous Quartz associated with 'Smoky Quartz'SiO2
9 photos of Ferruginous Quartz associated with BaryteBaSO4
9 photos of Ferruginous Quartz associated with FluoriteCaF2
7 photos of Ferruginous Quartz associated with K Feldspar
7 photos of Ferruginous Quartz associated with CalciteCaCO3
5 photos of Ferruginous Quartz associated with Tremolite◻Ca2Mg5(Si8O22)(OH)2
4 photos of Ferruginous Quartz associated with 'Chalcedony'SiO2

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 Ferruginous QuartzHide

References for Ferruginous QuartzHide

Reference List:

Localities for Ferruginous QuartzHide

Showing 67 localities.

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.
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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.
Belgium
 
  • Wallonia
    • Hainaut
      • Charleroi
        • Mont-sur-Marchienne
Paul De Bondt collection.
Brazil
 
  • Bahia
    • Jacobina
Sauer (1982)
Sauer (1982)
Sauer (1982)
Karel Bal Collection +1 other reference
Chile
 
  • Arica y Parinacota
    • Arica Province
Jeremy Caqueo Collection
China
 
  • Guangdong
    • Shaoguan
      • Lechang Co.
Laurent Leisi
  • Jiangxi
    • Shangrao
Karel Bal Collection
  • Shanxi
    • Lüliang
      • Lan County
Bai et al. (2025)
    • Xinzhou
      • Wutai Co.
        • Dongye town (Dongyezhen; Tungyehchen)
Iwao (1969)
  • Xinjiang
    • Bayin'gholin Autonomous Prefecture
      • Lopnur Co. (Yuli Co.; Weili Co.)
Lei et al. (2022)
Czech Republic
 
  • Central Bohemian Region
    • Prague-East District
      • Klecany
mineral.cz
  • Ústí nad Labem Region
    • Chomutov District
      • Měděnec
        • Mýtinka
Hans-Jürgen Haas collection +1 other reference
DR Congo
 
  • Lualaba
    • Tenke-Fungurume area
Paul De Bondt collection.
Egypt
 
  • Red Sea Governorate
Zaki Khedr et al. (2024)
France
 
  • Auvergne-Rhône-Alpes
    • Ardèche
      • Largentière
BRGM (1981)
    • Loire
      • Montbrison
        • Saint-Just-Saint-Rambert
Personnaly collected by M. Diot
    • Puy-de-Dôme
      • Issoire
        • La Chapelle-sur-Usson
Jonathan and Magalie Plasse Collection
        • Le Vernet-Chaméane
François Périnet collection
  • Bourgogne-Franche-Comté
    • Saône-et-Loire
      • Autun
        • Saint-Prix
          • L'Argentolle
Pascal Ollic collection
  • Grand Est
    • Haut-Rhin
      • Colmar-Ribeauvillé
        • Sainte-Marie-aux-Mines
De Bondt (n.d.)
De Bondt (n.d.)
  • Nouvelle-Aquitaine
    • Creuse
      • Guéret
        • Crozant
M. Arliguie collection
    • Deux-Sèvres
      • Bressuire
        • Mauléon
          • Le Temple
Jean-Marc Johannet collection
  • Provence-Alpes-Côte d'Azur
    • Var
      • Toulon
        • Le Pradet
CLAUDE jean marie . trouvaille et ... +1 other reference
Germany
 
  • Bavaria
    • Upper Palatinate
      • Schwandorf District
        • Stulln
          • Freiung
Hans-Jürgen Haas collection
  • North Rhine-Westphalia
www.quartzpage.de (n.d.)
  • Rhineland-Palatinate
    • Birkenfeld
      • Idar-Oberstein
        • Idar
dan weinrich
India
 
  • Jharkhand
    • Ramgarh District
Goswami et al. (2024)
Ireland
 
  • Connacht
    • Mayo County
      • Achill Island
...
Japan
 
  • Akita Prefecture
    • Kazuno City
...
- (n.d.)
  • Aomori Prefecture
    • Hirosaki City
- (n.d.)
  • Iwate Prefecture
    • Kunohe-gun
      • Karumai
- (n.d.)
    • Shimohei District
      • Tanohata
- (n.d.)
  • Oita Prefecture
- (n.d.)
  • Tokyo Metropolis
    • Ogasawara Subprefecture
- (n.d.)
...
Madagascar
 
  • Amoron'i Mania
    • Manandriana District
      • Anjoman'ankona
Bosse collection (1950 - 80s)
Mauritania
 
  • Inchiri Region
    • Akjoujt (Akjout; Fort Repoux)
Marsh et al. (2015)
Mexico
 
  • Durango
    • Mapimí Municipality
      • Mapimí
Pedro Perez (local miner)
  • San Luis Potosí
Karel Bal Collection
Morocco
 
  • Drâa-Tafilalet Region
    • Errachidia Province
Norman King Collection
  • Marrakesh-Safi Region
    • Youssoufia Province
Yves Masson
  • Rabat-Salé-Kénitra Region
    • Khémisset Province
      • Khémisset Cercle
        • Ait Mimoune Caïdat
          • El Hammam
Karel Bal Collection
Russia
 
  • Amur Oblast
    • Mazanovsky District
Kuznetsova et al. (2021)
  • Jewish Autonomous Oblast
Berdnikov et al. (2020)
  • Murmansk Oblast
    • Pechengsky District
Lobanov et al. (2021, August)
  • Primorsky Krai
    • Dalnegorsk Urban District
Amir Akhavan
  • Republic of Karelia
    • Kostomuksha City District
Shibaeva et al. (2021)
  • Ural Mountains
    • Southern Urals
      • Bashkir Meganticlinorium
Kovalev et al. (2023)
Slovakia
 
  • Banská Bystrica Region
...
Southern Africa
 
Shipment direct from South Africa to Jewel Tunnel (WW Besse) +1 other reference
Spain
 
  • Asturias
www.selectminerals.com/min4.html
UK
 
  • England
    • Cornwall
      • Porthleven
Russell et al. (1927)
      • St Just
        • Botallack
Henry Harwood collection
      • St Stephen-in-Brannel
        • Treviscoe
Peter Trebilcock Collection.
...
  • Wales
    • Ceredigion
      • Upper Llanfihangell-y-Creuddyn
        • Pontrhydygroes
Cotterell et al. (2007) +1 other reference
USA
 
  • California
    • El Dorado County
Visual ID of material field collected ...
  • Connecticut
    • Middlesex County
      • East Hampton
P Cristofono collection
  • Montana
    • Deer Lodge County
      • Gold Coin Mining District
www.deq.state.mt.us/AbandonedMines
  • New Hampshire
    • Rockingham County
D. Swenson collection
  • Pennsylvania
digital.lib.lehigh.edu (n.d.)
  • Utah
    • Iron County
      • Iron Springs Mining District
Rick Dalrymple photo
  • Washington
    • Chelan County
      • Wenatchee Mining District
T Douglas Schonewald Collection
    • Kittitas County
      • Swauk Mining District
        • Liberty
T Douglas Schonewald Collection
 
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