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 Time
Minerals by PropertiesMinerals by ChemistryAdvanced 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 Quiz
Photo SearchPhoto GalleriesSearch by ColorNew Photos TodayNew Photos YesterdayMembers' Photo GalleriesPast Photo of the Day GalleryPhotography

Predictive Mineralogy

Possible unrecorded species at Pullero Mines, Grängesberg mining field, Grängesberg, Ludvika, Dalarna County, Sweden

This table is based on statistical analysis of other localities containing similar species to the ones found at this locality.

Possible missing speciesFormulaMatch %Due to recorded presence of
QuartzSiO299.95%Actinolite (69.88 %), Cordierite (64.23 %), Cummingtonite (65.31 %), Dolomite (62.52 %), Muscovite (80.32 %), Magnetite (50.54 %), Titanite (65.16 %)
PyriteFeS296.18%Actinolite (62.14 %), Cummingtonite (51.76 %), Dolomite (58.22 %), Muscovite (50.01 %)
CalciteCaCO392.51%Actinolite (55.10 %), Dolomite (65.13 %), Titanite (52.17 %)
ChalcopyriteCuFeS241.80%Actinolite (52.26 %)

Key: Mineral matches key element mineralogy of deposit Key element(s) in mineral not listed for deposit (-20% score)


Predicting paragenetic modes of deposit

Green indicates almost certain match based on minerals unique to a certain deposit type. Yellow indicates a possibly poor match, but should not be entirely discounted. Scores > 100 indicate strong confidence.

Paragenetic ModeScore
8 : Mafic igneous rocks50
39 : High-𝑃 metamorphism (blueschist, eclogite, ultrahigh 𝑃 facies)42
19 : Granitic intrusive rocks42
20 : Acidic volcanic rocks37
41 : Mantle metasomatism36
40 : Regional metamorphism (greenschist, amphibolite, granulite facies)21
16 : Low-𝑇 aqueous alteration of Hadean subaerial lithologies (see also #23)16
31 : Thermally altered carbonate, phosphate, and iron formations15
26 : Hadean detrital minerals13
50 : Coal and/or oil shale minerals13