Vote for your favorite mineral in #MinCup26! - Pyromorphite vs. Graphite
Linked by archaic translations and mineralogical misunderstandings, the quarterfinals are ending in hexagons with vivid pyromorphite vs writeable graphite.
Log InRegister
Quick Links : The Mindat ManualThe Rock H. Currier Digital LibraryMindat Newsletter [Free Download]
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 ElementsThe Rock H. Currier Digital LibraryGeologic TimeExplore Fossils
Minerals by PropertiesMinerals by ChemistryMineral Visual ExplorerAdvanced Locality SearchRandom MineralRandom LocalitySearch by minIDLocalities Near MeSearch ArticlesSearch GlossaryMore Search Options
Search For:
Mineral Name:
Locality Name:
Keyword(s):
 
The Mindat ManualAdd a New PhotoRate PhotosLocality Edit ReportCoordinate Completion ReportAdd Glossary Item
Mining CompaniesStatisticsUsersMineral MuseumsClubs & OrganizationsMineral Shows & EventsThe Mindat DirectoryDevice SettingsThe Mineral QuizTime Machine
Photo SearchPhoto GalleriesSearch by ColorPhoto Colour ExplorerNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Malakhovite

Valid as an unnamed mineral
This page is currently not sponsored. Click here to sponsor this page.
Formula:
Ca2(Fe3+,Mg,Ca)6(Fe3+,Si,Al)6O20
Colour:
Black
Lustre:
Sub-Metallic
Crystal System:
Triclinic
A substance of anthropogenic origin (burning coal mine dump). Current IMA regulations do not allow such substances to be approved as valid mineral species.

Related to aenigmatite.


Hide all sections | Show all sections

Unique IdentifiersHide

Mindat ID:
40092
Long-form identifier:
mindat:1:1:40092:3

IMA Classification of MalakhoviteHide

IMA status notes:
Unnamed (probably valid)
Approval history:
Unnamed, but probably valid.

Physical Properties of MalakhoviteHide

Lustre:
Sub-Metallic
Colour:
Black
Streak:
Reddish brown

Chemistry of MalakhoviteHide

Mindat Formula:
Ca2(Fe3+,Mg,Ca)6(Fe3+,Si,Al)6O20
Element Weights:
Element% weight
Fe62.613 %
O29.898 %
Ca7.489 %

Calculated from ideal end-member formula.
Fe
O
Ca
Elements listed:
Al, Ca, Fe, Mg, O, Si - search for minerals with similar chemistry

Crystallography of MalakhoviteHide

Crystal System:
Triclinic

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 MalakhoviteHide

References for MalakhoviteHide

Localities for MalakhoviteHide

Showing 2 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.
Hide all sections | Show all sections

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.
Russia
 
  • Chelyabinsk Oblast
    • Korkinsky District
Cesnokov et al. (1998)
Pekov (1998)
Quick NavTopUnique IdentifiersIMA Classification Physical Properties Chemistry Crystallography Other InformationInternet Links References Localities Locality List
 
and/or  
Mindat.orgÂŪ is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization. MindatÂŪ and mindat.orgÂŪ are registered trademarks of the Hudson Institute of Mineralogy.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2026, except where stated. Most political location boundaries are ÂĐ OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph and Ida Chau.
Content on this site may not be used to train, fine-tune, or otherwise develop artificial intelligence or machine learning models without prior written permission - see our Terms & Conditions.
To cite: Ralph, J., Von Bargen, D., Martynov, P., Zhang, J., Que, X., Prabhu, A., Morrison, S. M., Li, W., Chen, W., & Ma, X. (2025). Mindat.org: The open access mineralogy database to accelerate data-intensive geoscience research. American Mineralogist, 110(6), 833–844. doi:10.2138/am-2024-9486.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: September 28, 2026 21:22:23 Page updated: September 28, 2026 17:00:41
Go to top of page