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

Rocha Mineração mine, Itabira, Minas Gerais, Brazili
Regional Level Types
Rocha Mineração mineMine
ItabiraMunicipality
Minas GeraisState
BrazilCountry

This page is currently not sponsored. Click here to sponsor this page.
PhotosMapsSearch
Latitude & Longitude (WGS84):
19° South , 43° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~28km
Locality type:
Name(s) in local language(s):
Mina da Rocha Mineração


Emerald occurrence in phlogopite schists close to the Belmont and Piteiras mines and the Capoeirana claim. A mine was started in 2005 (first on the surface, then underground).
Owned by Rocha Mineração S.A.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Mineral List


6 valid minerals.

Detailed Mineral List:

'Amphibole Supergroup'
Formula: AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Reference: Da Silva Lopes, P.H., Cesar-Mendes, J., Roeser, H. (2008): Ein neues Smaragdvorkommen in Brasilien – Die Rocha Mineracao Mine in Minas Gerais, Der Aufschluss, Vol. 59, 301-315
Beryl
Formula: Be3Al2(Si6O18)
Reference: Da Silva Lopes, P.H., Cesar-Mendes, J., Roeser, H. (2008): Ein neues Smaragdvorkommen in Brasilien – Die Rocha Mineracao Mine in Minas Gerais, Der Aufschluss, Vol. 59, 301-315
Beryl var. Emerald
Formula: Be3Al2(Si6O18)
Reference: Da Silva Lopes, P.H., Cesar-Mendes, J., Roeser, H. (2008): Ein neues Smaragdvorkommen in Brasilien – Die Rocha Mineracao Mine in Minas Gerais, Der Aufschluss, Vol. 59, 301-315
'Chlorite Group'
Reference: Da Silva Lopes, P.H., Cesar-Mendes, J., Roeser, H. (2008): Ein neues Smaragdvorkommen in Brasilien – Die Rocha Mineracao Mine in Minas Gerais, Der Aufschluss, Vol. 59, 301-315
'Garnet Group'
Formula: X3Z2(SiO4)3
Reference: Da Silva Lopes, P.H., Cesar-Mendes, J., Roeser, H. (2008): Ein neues Smaragdvorkommen in Brasilien – Die Rocha Mineracao Mine in Minas Gerais, Der Aufschluss, Vol. 59, 301-315
Kyanite
Formula: Al2(SiO4)O
Reference: Da Silva Lopes, P.H., Cesar-Mendes, J., Roeser, H. (2008): Ein neues Smaragdvorkommen in Brasilien – Die Rocha Mineracao Mine in Minas Gerais, Der Aufschluss, Vol. 59, 301-315
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Da Silva Lopes, P.H., Cesar-Mendes, J., Roeser, H. (2008): Ein neues Smaragdvorkommen in Brasilien – Die Rocha Mineracao Mine in Minas Gerais, Der Aufschluss, Vol. 59, 301-315
'Plagioclase'
Formula: (Na,Ca)[(Si,Al)AlSi2]O8
Reference: Da Silva Lopes, P.H., Cesar-Mendes, J., Roeser, H. (2008): Ein neues Smaragdvorkommen in Brasilien – Die Rocha Mineracao Mine in Minas Gerais, Der Aufschluss, Vol. 59, 301-315
Quartz
Formula: SiO2
Reference: Da Silva Lopes, P.H., Cesar-Mendes, J., Roeser, H. (2008): Ein neues Smaragdvorkommen in Brasilien – Die Rocha Mineracao Mine in Minas Gerais, Der Aufschluss, Vol. 59, 301-315
Sillimanite
Formula: Al2(SiO4)O
Reference: Da Silva Lopes, P.H., Cesar-Mendes, J., Roeser, H. (2008): Ein neues Smaragdvorkommen in Brasilien – Die Rocha Mineracao Mine in Minas Gerais, Der Aufschluss, Vol. 59, 301-315
Staurolite
Formula: Fe2+2Al9Si4O23(OH)
Reference: Da Silva Lopes, P.H., Cesar-Mendes, J., Roeser, H. (2008): Ein neues Smaragdvorkommen in Brasilien – Die Rocha Mineracao Mine in Minas Gerais, Der Aufschluss, Vol. 59, 301-315

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Group 9 - Silicates
Beryl9.CJ.05Be3Al2(Si6O18)
var. Emerald9.CJ.05Be3Al2(Si6O18)
Kyanite9.AF.15Al2(SiO4)O
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Sillimanite9.AF.05Al2(SiO4)O
Staurolite9.AF.30Fe2+2Al9Si4O23(OH)
Unclassified Minerals, Rocks, etc.
'Amphibole Supergroup'-AB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
'Chlorite Group'-
'Garnet Group'-X3Z2(SiO4)3
'Plagioclase'-(Na,Ca)[(Si,Al)AlSi2]O8

List of minerals for each chemical element

HHydrogen
H StauroliteFe22+Al9Si4O23(OH)
H MuscoviteKAl2(AlSi3O10)(OH)2
H Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
BeBeryllium
Be Beryl var. EmeraldBe3Al2(Si6O18)
Be BerylBe3Al2(Si6O18)
OOxygen
O Garnet GroupX3Z2(SiO4)3
O StauroliteFe22+Al9Si4O23(OH)
O KyaniteAl2(SiO4)O
O SillimaniteAl2(SiO4)O
O QuartzSiO2
O Beryl var. EmeraldBe3Al2(Si6O18)
O MuscoviteKAl2(AlSi3O10)(OH)2
O Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
O Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
O BerylBe3Al2(Si6O18)
FFluorine
F Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
NaSodium
Na Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
AlAluminium
Al StauroliteFe22+Al9Si4O23(OH)
Al KyaniteAl2(SiO4)O
Al SillimaniteAl2(SiO4)O
Al Beryl var. EmeraldBe3Al2(Si6O18)
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Al Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Al BerylBe3Al2(Si6O18)
SiSilicon
Si Garnet GroupX3Z2(SiO4)3
Si StauroliteFe22+Al9Si4O23(OH)
Si KyaniteAl2(SiO4)O
Si SillimaniteAl2(SiO4)O
Si QuartzSiO2
Si Beryl var. EmeraldBe3Al2(Si6O18)
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
Si Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
Si BerylBe3Al2(Si6O18)
ClChlorine
Cl Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca Plagioclase(Na,Ca)[(Si,Al)AlSi2]O8
TiTitanium
Ti Amphibole SupergroupAB2C5((Si,Al,Ti)8O22)(OH,F,Cl,O)2
FeIron
Fe StauroliteFe22+Al9Si4O23(OH)

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Da Silva Lopes, P.H., Cesar-Mendes, J., and Roeser, H. (2008) Ein neues Smaragdvorkommen in Brasilien. Die Rocha Mineração Mine in Minas Gerais, Der Aufschluss, 59, 301-315 (in German).

Other Regions, Features and Areas containing this locality

Brazil
South AmericaContinent
South America PlateTectonic Plate

This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.
 
Mineral and/or Locality  
Mindat Discussions Facebook Logo Instagram Logo Discord Logo
Mindat.org is an outreach project of the Hudson Institute of Mineralogy, a 501(c)(3) not-for-profit organization.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2024, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters. Founded in 2000 by Jolyon Ralph.
Privacy Policy - Terms & Conditions - Contact Us / DMCA issues - Report a bug/vulnerability Current server date and time: March 29, 2024 04:54:23 Page updated: January 13, 2023 15:10:47
Go to top of page