SUPPORT US. Covid-19 has significantly affected our fundraising. Please help!
Log InRegister
Home PageAbout MindatThe Mindat ManualHistory of MindatCopyright StatusWho We AreContact UsAdvertise on Mindat
Donate to MindatCorporate SponsorshipSponsor a PageSponsored PagesMindat AdvertisersAdvertise on Mindat
Learning CenterWhat is a mineral?The most common minerals on earthInformation for EducatorsMindat ArticlesThe ElementsBooks & Magazines
Minerals by PropertiesMinerals by ChemistryAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral Quiz
Photo SearchPhoto GalleriesSearch by ColorNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryMineral Photography


This page is currently not sponsored. Click here to sponsor this page.
Hide all sections | Show all sections

About HydroxymanganopyrochloreHide

Dark-brown; black
Specific Gravity:
5.398 (Calculated)
Crystal System:
Named according to the nomenclature of the Pyrochlore supergroup with Mn on the A-position and the hydroxyl ion (OH-) on the Y-position.
Mn2+ dominant analog of hydroxycalciopyrochlore.

Classification of HydroxymanganopyrochloreHide

Approval year:
First published:

Physical Properties of HydroxymanganopyrochloreHide

Dark-brown; black
Black with red reflexes
None Observed
5.398 g/cm3 (Calculated)

Chemical Properties of HydroxymanganopyrochloreHide

IMA Formula:

Crystallography of HydroxymanganopyrochloreHide

Crystal System:
Class (H-M):
m3 (2/m 3) - Diploidal
Cell Parameters:
a = 10.2523(2) Å
Unit Cell V:
1,077.62 ų (Calculated from Unit Cell)
Octahedral crystals.
Space group Fd3m

Crystal StructureHide

Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
Big Balls | Small Balls | Just Balls | Spacefill
Polyhedra Off | Si Polyhedra | All Polyhedra
Remove metal-metal sticks
Display Options
Black Background | White Background
Perspective On | Perspective Off
2D | Stereo | Red-Blue | Red-Cyan
CIF File    Best | x | y | z | a | b | c
Stop | Start
Console Off | On | Grey | Yellow
IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0020052HydroxymanganopyrochloreChukanov N V, Blass G, Zubkova N V, Pekov I V, Pushcharovskii D Y, Prinz H (2013) Hydroxymanganopyrochlore: A new mineral from the Eifel volcanic region, Germany Doklady Earth Sciences 449 342-3452013Eifel volcanic region, Germany0293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
2.969 Å(100)
2.569 Å(40)
2.358 Å(12)
1.816 Å(47)
1.548 Å(40)
1.481 Å(14)
1.284 Å(10)
1.178 Å(14)

Geological EnvironmentHide

Geological Setting:
Laach Lake volcanic Complex.

Type Occurrence of HydroxymanganopyrochloreHide

General Appearance of Type Material:
Octahedral crystals up to 0.7mm in diameter growing on the walls in small miarolitic cavities in sanidinite.
Place of Conservation of Type Material:
Fersman Mineralogical Museum of the Russian Academy of Sciences, Moscow, Russia, registration number 4226/1.

Synonyms of HydroxymanganopyrochloreHide

Other Language Names for HydroxymanganopyrochloreHide

Relationship of Hydroxymanganopyrochlore to other SpeciesHide

Other Members of this group:
Cesiokenopyrochlore◻Nb2(O,OH)6(Cs,◻) Iso. m3m (4/m 3 2/m) : Fd3m
Fluorcalciopyrochlore(Ca,Na)2(Nb, Ti)2O6FIso.
FluorhydropyrochloreA possible new species (See discussion in Atencio et al.
Fluornatropyrochlore(Na,Pb,Ca,REE,U)2Nb2O6FIso. m3m (4/m 3 2/m)
Hydrokenopyrochlore(◻,x)2Nb2O6(H2O,Cs)Iso. m3m (4/m 3 2/m) : Fd3m
Hydropyrochlore(H2O,◻)2Nb2(O,OH)6(H2O)Iso. m3m (4/m 3 2/m) : Fd3m
Hydroxycalciopyrochlore(Ca,Na,U,◻)2(Nb,Ti)2O6(OH)Iso. m3m (4/m 3 2/m) : Fd3m
Hydroxykenopyrochlore(◻,Ce,Ba)2(Nb,Ti)2O6(OH,F)Iso. m3m (4/m 3 2/m) : Fd3m
Hydroxynatropyrochlore(Na,Ca,Ce)2Nb2O6(OH)Iso. m3m (4/m 3 2/m) : Fd3m
Hydroxyplumbopyrochlore (Pb1.50.5)Nb2O6(OH)Iso. m3m (4/m 3 2/m) : Fd3m
OxycalciopyrochloreCa2Nb2O6OIso. m3m (4/m 3 2/m) : Fd3m
Unnamed (Sb-analogue of Hydroxymanganopyrochlor)(Mn,Ca,Y)2(Sb,Ti)2O6(OH)

Common AssociatesHide

BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2
NoseanNa8(Al6Si6O24)(SO4) · H2O

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 HydroxymanganopyrochloreHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Chukanov, N.V., Blass, G., Zubkova, N.V., Pekov, I.V., Pushcharovsky, D.Y., and Prinz, H. (2012) Hydroxymanganopyrochlore, IMA 2012-005. CNMNC Newsletter No. 13, June 2012, page 813; Mineralogical Magazine: 76: 807-817.
Blaß, G. and Kruijen, F. (2012) Die neuen Mineralfunde aus der Vulkaneifel. Mineralien-Welt: 23(5): 38-48 [in German].
Chukanov, N.V., Blaß, G., Zubkova, N.V., Pekov, I.V., Pushcharovskii, D.Y., and Prinz, H. (2013) Hydroxymanganopyrochlore: A new mineral from the Eifel volcanic region, Germany. Doklady Akademii Nauk: 449(2): 215-218 [in Russian].
Chukanov, N.V., Blaß, G., Zubkova, N.V., Pekov, I.V., Pushcharovskii, D.Y., and Prinz, H. (2013) Hydroxymanganopyrochlore: A new mineral from the Eifel volcanic region, Germany. Doklady Earth Sciences: 449(1): 342-345 [in English].
Christy, A.G. and Atencio, D. (2013) Clarification of status of species in the pyrochlore supergroup. Mineralogical Magazine: 77: 13-20.

Internet Links for HydroxymanganopyrochloreHide

Localities for HydroxymanganopyrochloreHide

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.
Germany (TL)
  • Rhineland-Palatinate
    • Mayen-Koblenz District
      • Mendig
        • Mendig
Chukanov, N.V., Blass, G., Zubkova, N.V., Pekov, I.V., Pushcharovsky, D.Y. and Prinz, H. (2012) Hydroxymanganopyrochlore, IMA 2012-005. CNMNC Newsletter No. 13, June 2012, page 813; Mineralogical Magazine, 76, 807-817; Blaß, G. & Kruijen, F. (2012): Die neuen Mineralfunde aus der Vulkaneifel. Mineralien-Welt 23 (5), 38-48 (in German).
Mineral and/or Locality  
Mindat Discussions Facebook Logo Instagram Logo Discord Logo is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. Public Relations by Blytheweigh.
Copyright © and the Hudson Institute of Mineralogy 1993-2021, except where stated. Most political location boundaries are © OpenStreetMap contributors. relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us - Report a bug/vulnerability Current server date and time: April 13, 2021 20:39:05 Page generated: March 12, 2021 21:30:59
Go to top of page