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:
Keyword(s):
 
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

Roncadeira pegmatite, Nova Palmeira, Paraíba, Brazili
Regional Level Types
Roncadeira pegmatitePegmatite
Nova PalmeiraMunicipality
ParaíbaState
BrazilCountry

This page is currently not sponsored. Click here to sponsor this page.
Key
Latitude & Longitude (WGS84):
6° 40' 32'' South , 36° 28' 4'' West
Latitude & Longitude (decimal):
Locality type:
Nearest Settlements:
PlacePopulationDistance
Parelhas16,377 (2012)21.0km
Picuí10,779 (2012)22.7km
Jardim do Seridó9,520 (2012)35.3km
Nova Floresta8,623 (2012)38.1km
Cuité11,391 (2012)40.7km


Also “zinconigerite-6N6S”

Select Mineral List Type

Standard Detailed Gallery Strunz Dana Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


19 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

Albite
Formula: Na(AlSi3O8)
Reference: Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.; Beurlen, H., Thomas, R., Soares, D. R., & Da Silva, M. R. R. (2018). Nigerite Group “Zinconigerite-(6n6s)” Variety in the Roncadeira Pegmatite, Nova Palmeira-county State of Paraíba, Borborema Province, NE-brazil. Estudos Geológicos, 28(1), 35-55.
Beryl
Formula: Be3Al2(Si6O18)
Reference: Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.
'Biotite'
Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
Reference: Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.
Cassiterite
Formula: SnO2
Reference: Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228; Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.
Chrysoberyl
Formula: BeAl2O4
Habit: tabular crystals to 15mm
Colour: yellowish green
Reference: Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228; Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.; Beurlen, H., Thomas, R., Soares, D. R., & Da Silva, M. R. R. (2018). Nigerite Group “Zinconigerite-(6n6s)” Variety in the Roncadeira Pegmatite, Nova Palmeira-county State of Paraíba, Borborema Province, NE-brazil. Estudos Geológicos, 28(1), 35-55.
Columbite-(Fe)
Formula: Fe2+Nb2O6
Reference: Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228; Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.
Cordierite
Formula: (Mg,Fe)2Al3(AlSi5O18)
Reference: Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.
Ferrowodginite
Formula: Fe2+Sn4+Ta2O8
Reference: Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.
Gahnite
Formula: ZnAl2O4
Reference: Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.; Beurlen, H., Thomas, R., Soares, D. R., & Da Silva, M. R. R. (2018). Nigerite Group “Zinconigerite-(6n6s)” Variety in the Roncadeira Pegmatite, Nova Palmeira-county State of Paraíba, Borborema Province, NE-brazil. Estudos Geológicos, 28(1), 35-55.
Ixiolite
Formula: (Ta,Nb,Sn,Fe,Mn)4O8
Description: Titanium rich
Reference: Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228; Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.
'K Feldspar'
Reference: Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.; Beurlen, H., Thomas, R., Soares, D. R., & Da Silva, M. R. R. (2018). Nigerite Group “Zinconigerite-(6n6s)” Variety in the Roncadeira Pegmatite, Nova Palmeira-county State of Paraíba, Borborema Province, NE-brazil. Estudos Geológicos, 28(1), 35-55.
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.; Beurlen, H., Thomas, R., Soares, D. R., & Da Silva, M. R. R. (2018). Nigerite Group “Zinconigerite-(6n6s)” Variety in the Roncadeira Pegmatite, Nova Palmeira-county State of Paraíba, Borborema Province, NE-brazil. Estudos Geológicos, 28(1), 35-55.
Quartz
Formula: SiO2
Reference: Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.; Beurlen, H., Thomas, R., Soares, D. R., & Da Silva, M. R. R. (2018). Nigerite Group “Zinconigerite-(6n6s)” Variety in the Roncadeira Pegmatite, Nova Palmeira-county State of Paraíba, Borborema Province, NE-brazil. Estudos Geológicos, 28(1), 35-55.
Rutile
Formula: TiO2
Reference: Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228
Rutile var. Niobium-bearing Rutile
Formula: (Ti,Nb)O2
Reference: Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228
Rutile var. Strüverite
Formula: (Ti,Ta,Fe)O2
Reference: Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.
Sillimanite
Formula: Al2(SiO4)O
Reference: Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.
Spessartine
Formula: Mn2+3Al2(SiO4)3
Reference: Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.
Tantalite-(Fe)
Formula: Fe2+Ta2O6
Reference: Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228
Tapiolite-(Fe)
Formula: Fe2+Ta2O6
Reference: Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228; Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.
Wodginite
Formula: Mn2+Sn4+Ta2O8
Reference: Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228
Zinconigerite-6N6S
Formula: Zn3Sn2Al16O30(OH)2
Reference: Beurlen, H., Thomas, R., Soares, D. R., & Da Silva, M. R. R. (2018). Nigerite Group “Zinconigerite-(6n6s)” Variety in the Roncadeira Pegmatite, Nova Palmeira-county State of Paraíba, Borborema Province, NE-brazil. Estudos Geológicos, 28(1), 35-55.
Zircon
Formula: Zr(SiO4)
Reference: Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 4 - Oxides and Hydroxides
Cassiterite4.DB.05SnO2
Chrysoberyl4.BA.05BeAl2O4
Columbite-(Fe)4.DB.35Fe2+Nb2O6
Ferrowodginite4.DB.40Fe2+Sn4+Ta2O8
Gahnite4.BB.05ZnAl2O4
Ixiolite4.DB.25(Ta,Nb,Sn,Fe,Mn)4O8
Quartz4.DA.05SiO2
Rutile4.DB.05TiO2
var. Niobium-bearing Rutile4.DB.05(Ti,Nb)O2
var. Strüverite4.DB.05(Ti,Ta,Fe)O2
Tantalite-(Fe)4.DB.35Fe2+Ta2O6
Tapiolite-(Fe)4.DB.10Fe2+Ta2O6
Wodginite4.DB.40Mn2+Sn4+Ta2O8
Zinconigerite-6N6S4.FC.20Zn3Sn2Al16O30(OH)2
Group 9 - Silicates
Albite9.FA.35Na(AlSi3O8)
Beryl9.CJ.05Be3Al2(Si6O18)
Cordierite9.CJ.10(Mg,Fe)2Al3(AlSi5O18)
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Sillimanite9.AF.05Al2(SiO4)O
Spessartine9.AD.25Mn2+3Al2(SiO4)3
Zircon9.AD.30Zr(SiO4)
Unclassified Minerals, Rocks, etc.
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
'K Feldspar'-

List of minerals arranged by Dana 8th Edition classification


Warning: A non-numeric value encountered in /home/mindat/www/loc_class.php on line 8451
Group 4 - SIMPLE OXIDES
AX2
Cassiterite4.4.1.5SnO2
Rutile4.4.1.1TiO2
var. Strüverite4.4.1.3(Ti,Ta,Fe)O2
Group 7 - MULTIPLE OXIDES
AB2X4
Chrysoberyl7.2.9.1BeAl2O4
Gahnite7.2.1.4ZnAl2O4
Group 8 - MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
ABO4
Ferrowodginite8.1.8.2Fe2+Sn4+Ta2O8
Ixiolite8.1.10.1(Ta,Nb,Sn,Fe,Mn)4O8
Wodginite8.1.8.1Mn2+Sn4+Ta2O8
AB2O6
Columbite-(Fe)8.3.2.2Fe2+Nb2O6
Tantalite-(Fe)8.3.2.1Fe2+Ta2O6
Tapiolite-(Fe)8.3.1.1Fe2+Ta2O6
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in [6] and >[6] coordination
Spessartine51.4.3a.3Mn2+3Al2(SiO4)3
Insular SiO4 Groups Only with cations in >[6] coordination
Zircon51.5.2.1Zr(SiO4)
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [4] and >[4] coordination
Sillimanite52.2.2a.1Al2(SiO4)O
Group 61 - CYCLOSILICATES Six-Membered Rings
Six-Membered Rings with [Si6O18] rings; possible (OH) and Al substitution
Beryl61.1.1.1Be3Al2(Si6O18)
Six-Membered Rings with Al substituted rings
Cordierite61.2.1.1(Mg,Fe)2Al3(AlSi5O18)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Group 76 - TECTOSILICATES Al-Si Framework
Al-Si Framework with Al-Si frameworks
Albite76.1.3.1Na(AlSi3O8)
Unclassified Minerals, Mixtures, etc.
'Biotite'-K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
'K Feldspar'-
Rutile
var. Niobium-bearing Rutile
-(Ti,Nb)O2
Zinconigerite-6N6S-Zn3Sn2Al16O30(OH)2

List of minerals for each chemical element

HHydrogen
H BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H Zinconigerite-6N6SZn3Sn2Al16O30(OH)2
BeBeryllium
Be ChrysoberylBeAl2O4
Be BerylBe3Al2(Si6O18)
OOxygen
O ChrysoberylBeAl2O4
O Ixiolite(Ta,Nb,Sn,Fe,Mn)4O8
O Rutile var. Niobium-bearing Rutile(Ti,Nb)O2
O Columbite-(Fe)Fe2+Nb2O6
O Tapiolite-(Fe)Fe2+Ta2O6
O CassiteriteSnO2
O WodginiteMn2+Sn4+Ta2O8
O Tantalite-(Fe)Fe2+Ta2O6
O Cordierite(Mg,Fe)2Al3(AlSi5O18)
O BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
O SillimaniteAl2(SiO4)O
O FerrowodginiteFe2+Sn4+Ta2O8
O Rutile var. Strüverite(Ti,Ta,Fe)O2
O GahniteZnAl2O4
O SpessartineMn32+Al2(SiO4)3
O ZirconZr(SiO4)
O QuartzSiO2
O MuscoviteKAl2(AlSi3O10)(OH)2
O AlbiteNa(AlSi3O8)
O BerylBe3Al2(Si6O18)
O Zinconigerite-6N6SZn3Sn2Al16O30(OH)2
O RutileTiO2
FFluorine
F BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
NaSodium
Na AlbiteNa(AlSi3O8)
MgMagnesium
Mg Cordierite(Mg,Fe)2Al3(AlSi5O18)
Mg BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
AlAluminium
Al ChrysoberylBeAl2O4
Al Cordierite(Mg,Fe)2Al3(AlSi5O18)
Al BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
Al SillimaniteAl2(SiO4)O
Al GahniteZnAl2O4
Al SpessartineMn32+Al2(SiO4)3
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al AlbiteNa(AlSi3O8)
Al BerylBe3Al2(Si6O18)
Al Zinconigerite-6N6SZn3Sn2Al16O30(OH)2
SiSilicon
Si Cordierite(Mg,Fe)2Al3(AlSi5O18)
Si BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
Si SillimaniteAl2(SiO4)O
Si SpessartineMn32+Al2(SiO4)3
Si ZirconZr(SiO4)
Si QuartzSiO2
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si AlbiteNa(AlSi3O8)
Si BerylBe3Al2(Si6O18)
KPotassium
K BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
K MuscoviteKAl2(AlSi3O10)(OH)2
TiTitanium
Ti Rutile var. Niobium-bearing Rutile(Ti,Nb)O2
Ti BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
Ti Rutile var. Strüverite(Ti,Ta,Fe)O2
Ti RutileTiO2
MnManganese
Mn Ixiolite(Ta,Nb,Sn,Fe,Mn)4O8
Mn WodginiteMn2+Sn4+Ta2O8
Mn SpessartineMn32+Al2(SiO4)3
FeIron
Fe Columbite-(Fe)Fe2+Nb2O6
Fe Tapiolite-(Fe)Fe2+Ta2O6
Fe Tantalite-(Fe)Fe2+Ta2O6
Fe Cordierite(Mg,Fe)2Al3(AlSi5O18)
Fe BiotiteK(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3[AlSi3O10(OH)2
Fe FerrowodginiteFe2+Sn4+Ta2O8
Fe Rutile var. Strüverite(Ti,Ta,Fe)O2
ZnZinc
Zn GahniteZnAl2O4
Zn Zinconigerite-6N6SZn3Sn2Al16O30(OH)2
ZrZirconium
Zr ZirconZr(SiO4)
NbNiobium
Nb Ixiolite(Ta,Nb,Sn,Fe,Mn)4O8
Nb Rutile var. Niobium-bearing Rutile(Ti,Nb)O2
Nb Columbite-(Fe)Fe2+Nb2O6
SnTin
Sn CassiteriteSnO2
Sn WodginiteMn2+Sn4+Ta2O8
Sn FerrowodginiteFe2+Sn4+Ta2O8
Sn Zinconigerite-6N6SZn3Sn2Al16O30(OH)2
TaTantalum
Ta Ixiolite(Ta,Nb,Sn,Fe,Mn)4O8
Ta Tapiolite-(Fe)Fe2+Ta2O6
Ta WodginiteMn2+Sn4+Ta2O8
Ta Tantalite-(Fe)Fe2+Ta2O6
Ta FerrowodginiteFe2+Sn4+Ta2O8
Ta Rutile var. Strüverite(Ti,Ta,Fe)O2

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Nb–Ta–(Ti–Sn) oxide mineral chemistry as tracer of rare element granitic pegmatite fractionation in the Borborema Province, Northeastern Brazil. Mineralium Deposita 43, 207-228.
Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90.
Beurlen, H., Thomas, R., Rhede, D., Borges, L. E. P., & Yadav, D. R. S. R. (2012) Metamorphic Chrysoberyl Occurrence in the Roncadeira Pegmatite of the Província Pegmatítica Da Borborema, NE Do Brasil. 46th Brazilian Geological Congress
Beurlen, H., Thomas, R., Soares, D. R., & Da Silva, M. R. R. (2018). Nigerite Group “Zinconigerite-(6n6s)” Variety in the Roncadeira Pegmatite, Nova Palmeira-county State of Paraíba, Borborema Province, NE-brazil. Estudos Geológicos, 28(1), 35-55.

Other Regions, Features and Areas containing this locality

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. Public Relations by Blytheweigh.
Copyright © mindat.org and the Hudson Institute of Mineralogy 1993-2020, except where stated. Most political location boundaries are © OpenStreetMap contributors. Mindat.org relies on the contributions of thousands of members and supporters.
Privacy Policy - Terms & Conditions - Contact Us Current server date and time: October 27, 2020 07:16:46 Page generated: September 27, 2020 21:59:48
Go to top of page