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Alto do Giz pegmatite, Equador, Rio Grande do Norte, Brazili
Regional Level Types
Alto do Giz pegmatitePegmatite
Equador- not defined -
Rio Grande do NorteState
BrazilCountry

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Key
Latitude & Longitude (WGS84):
6° 54' 18'' South , 36° 43' 17'' West
Latitude & Longitude (decimal):
Locality type:
Nearest Settlements:
PlacePopulationDistance
Santa Luzia13,243 (2012)22.1km
Parelhas16,377 (2012)25.2km
Taperoá8,879 (2012)35.6km
Jardim do Seridó9,520 (2012)36.1km
Soledade8,090 (2012)43.0km


The Alto do Giz Be-Ta-Li pegmatite is mined for tantalum.

It is located 2 km south of the road connecting the towns of Equador and Parelhas.

The locality produced 300 kg of simpsonite in 1943.

Select Mineral List Type

Standard Detailed Gallery Strunz Dana Chemical Elements

Mineral List


20 valid minerals. 1 (FRL) - first recorded locality of unapproved mineral/variety/etc.

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: various added photos; 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.
Alumotantite
Formula: AlTaO4
Reference: http://rruff.geo.arizona.edu/doclib/hom/parabariomicrolite.pdf.; Canadian Mineralogist (1986): 24: 655-663.
Beryl
Formula: Be3Al2(Si6O18)
Reference: http://rruff.geo.arizona.edu/doclib/hom/parabariomicrolite.pdf.; Sauer, J.R. (1982) Brazil, Paradise of Gemstones. Gemological Institute of America, 135 pp. (p. 112).
Beryl var. Aquamarine
Formula: Be3Al2Si6O18
Reference: Re-entry of old data
Beryl var. Heliodor
Formula: Be3Al2(Si6O18)
Reference: Re-entry of old data
Bismoclite
Formula: BiOCl
Reference: Re-entry of old data; Färber, G. & Witzke, T. (2011): Exotische Pseudomorphosen aus Brasilien: Waylandit nach Wismutglanz. Lapis 36 (5), 42-43.
Brazilianite
Formula: NaAl3(PO4)2(OH)4
Cassiterite
Formula: SnO2
Reference: Re-entry of old data
Columbite-(Mn)
Formula: Mn2+Nb2O6
Reference: 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.
Elbaite
Formula: Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Reference: Re-entry of old data
Euclase
Formula: BeAl(SiO4)(OH)
Reference: [www.johnbetts-fineminerals.com] Sauer, J.R. (1982) Brazil, Paradise of Gemstones. Gemological Institute of America, 135 pp. (p. 112).
'Hydrokenomicrolite-3R' (FRL)
Formula: 2Ta2[O,(OH)]6(H2O)
Type Locality:
Description: First described as parabariomicrolite (Ercit et al., 1986). Discredited by IMA in 2016 and showed to be identical to hydrokenomicrolite-3R (Atencio, 2016).
Reference: Ercit, T. S., Hawthorne, F. C., Cerný, P. (1986) Parabariomicrolite, a new species, and its structural relationship to the pyrochlore group, The Canadian Mineralogist 24: 655-663; Atencio, D. (2016): Parabariomicrolite discredited as identical to hydrokenomicrolite-3R. Mineralogical Magazine, 80: 923-924.
Kaolinite
Formula: Al2(Si2O5)(OH)4
Reference: 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.
'Lepidolite'
Reference: 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.
Microcline
Formula: K(AlSi3O8)
Reference: various added photos
'Microlite Group'
Formula: A2-mTa2X6-wZ-n
Reference: http://rruff.geo.arizona.edu/doclib/hom/parabariomicrolite.pdf.; Canadian Mineralogist (1986): 24: 655-663.; Beurlen, H., Soares, D. R., Thomas, R., Prado-Borges, L. E., & Castro, C. D. (2005). Mineral chemistry of tantalate species new in the Borborema Pegmatitic Province, Northeast Brazil. Anais da Academia Brasileira de Ciências, 77(1), 169-182
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: various added photos
Natrotantite
Formula: Na2Ta4O11
Reference: http://rruff.geo.arizona.edu/doclib/hom/parabariomicrolite.pdf.; Canadian Mineralogist (1986): 24: 655-663.
Petalite
Formula: LiAl(Si4O10)
Reference: http://rruff.geo.arizona.edu/doclib/hom/parabariomicrolite.pdf.; Canadian Mineralogist (1986): 24: 655-663.
Quartz
Formula: SiO2
Reference: Canadian Mineralogist (1986): 24: 655-663.; 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.
Simpsonite
Formula: Al4Ta3O13(OH)
Reference: Rob Lavinsky; http://rruff.geo.arizona.edu/doclib/hom/parabariomicrolite.pdf.; Mineralogical Magazine 1963 33 : 458-466; Canadian Mineralogist (1986): 24: 655-663.; 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., Soares, D. R., Thomas, R., Prado-Borges, L. E., & Castro, C. D. (2005). Mineral chemistry of tantalate species new in the Borborema Pegmatitic Province, Northeast Brazil. Anais da Academia Brasileira de Ciências, 77(1), 169-182
Spodumene
Formula: LiAlSi2O6
Reference: http://rruff.geo.arizona.edu/doclib/hom/parabariomicrolite.pdf.; 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.
Stibiotantalite
Formula: Sb(Ta,Nb)O4
Reference: http://rruff.geo.arizona.edu/doclib/hom/parabariomicrolite.pdf.; Canadian Mineralogist (1986): 24: 655-663.
Tantalite-(Mn)
Formula: Mn2+Ta2O6
Reference: [www.johnbetts-fineminerals.com]; http://rruff.geo.arizona.edu/doclib/hom/parabariomicrolite.pdf.; Canadian Mineralogist (1986): 24: 655-663.; 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.
Tapiolite-(Fe)
Formula: Fe2+Ta2O6
Reference: Paul Bongaerts collection; Canadian Mineralogist (1986): 24: 655-663.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 3 - Halides
Bismoclite3.DC.25BiOCl
Group 4 - Oxides and Hydroxides
Alumotantite4.DB.55AlTaO4
Cassiterite4.DB.05SnO2
Columbite-(Mn)4.DB.35Mn2+Nb2O6
'Microlite Group'4.00.A2-mTa2X6-wZ-n
Natrotantite4.DJ.05Na2Ta4O11
Quartz4.DA.05SiO2
Simpsonite4.DC.10Al4Ta3O13(OH)
Stibiotantalite4.DE.30Sb(Ta,Nb)O4
Tantalite-(Mn)4.DB.35Mn2+Ta2O6
Tapiolite-(Fe)4.DB.10Fe2+Ta2O6
Group 8 - Phosphates, Arsenates and Vanadates
Brazilianite8.BK.05NaAl3(PO4)2(OH)4
Group 9 - Silicates
Albite9.FA.35Na(AlSi3O8)
Beryl9.CJ.05Be3Al2(Si6O18)
var. Aquamarine9.CJ.05Be3Al2Si6O18
var. Heliodor9.CJ.05Be3Al2(Si6O18)
Elbaite9.CK.05Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Euclase9.AE.10BeAl(SiO4)(OH)
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Microcline9.FA.30K(AlSi3O8)
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Petalite9.EF.05LiAl(Si4O10)
Spodumene9.DA.30LiAlSi2O6
Unclassified Minerals, Rocks, etc.
'Hydrokenomicrolite-3R' (TL)-2Ta2[O,(OH)]6(H2O)
'Lepidolite'-

List of minerals arranged by Dana 8th Edition classification

Group 4 - SIMPLE OXIDES
AX2
Cassiterite4.4.1.5SnO2
Group 8 - MULTIPLE OXIDES CONTAINING NIOBIUM,TANTALUM OR TITANIUM
ABO4
Alumotantite8.1.7.1AlTaO4
Stibiotantalite8.1.6.2Sb(Ta,Nb)O4
A2B2O6(O,OH,F)
'Microlite Group'8.2.2.1A2-mTa2X6-wZ-n
AB2O6
Columbite-(Mn)8.3.2.4Mn2+Nb2O6
Tantalite-(Mn)8.3.2.3Mn2+Ta2O6
Tapiolite-(Fe)8.3.1.1Fe2+Ta2O6
(AB)6O11·nH2O
Natrotantite8.6.2.2Na2Ta4O11
Miscellaneous
Simpsonite8.7.5.1Al4Ta3O13(OH)
Group 10 - OXYHALIDES AND HYDROXYHALIDES
A(O,OH)Xq
Bismoclite10.2.1.2BiOCl
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)2(XO4)Zq
Brazilianite41.5.7.1NaAl3(PO4)2(OH)4
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
Euclase52.2.1.1BeAl(SiO4)(OH)
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 borate groups
Elbaite61.3.1.8Na(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Group 65 - INOSILICATES Single-Width,Unbranched Chains,(W=1)
Single-Width Unbranched Chains, W=1 with chains P=2
Spodumene65.1.4.1LiAlSi2O6
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 72 - PHYLLOSILICATES Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings
Two-Dimensional Infinite Sheets with Other Than Six-Membered Rings with tetrahedral Al cross-linking
Petalite72.6.1.1LiAl(Si4O10)
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)
Microcline76.1.1.5K(AlSi3O8)
Unclassified Minerals, Mixtures, etc.
Beryl
var. Aquamarine
-Be3Al2Si6O18
var. Heliodor-Be3Al2(Si6O18)
'Hydrokenomicrolite-3R' (FRL)-2Ta2[O,(OH)]6(H2O)
Kaolinite-Al2(Si2O5)(OH)4
'Lepidolite'-

List of minerals for each chemical element

HHydrogen
H Hydrokenomicrolite-3R2Ta2[O,(OH)]6(H2O)
H SimpsoniteAl4Ta3O13(OH)
H EuclaseBeAl(SiO4)(OH)
H BrazilianiteNaAl3(PO4)2(OH)4
H ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
H MuscoviteKAl2(AlSi3O10)(OH)2
H KaoliniteAl2(Si2O5)(OH)4
LiLithium
Li SpodumeneLiAlSi2O6
Li PetaliteLiAl(Si4O10)
Li ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
BeBeryllium
Be BerylBe3Al2(Si6O18)
Be EuclaseBeAl(SiO4)(OH)
Be Beryl var. AquamarineBe3Al2Si6O18
Be Beryl var. HeliodorBe3Al2(Si6O18)
BBoron
B ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
OOxygen
O Hydrokenomicrolite-3R2Ta2[O,(OH)]6(H2O)
O SimpsoniteAl4Ta3O13(OH)
O QuartzSiO2
O BerylBe3Al2(Si6O18)
O SpodumeneLiAlSi2O6
O NatrotantiteNa2Ta4O11
O AlumotantiteAlTaO4
O StibiotantaliteSb(Ta,Nb)O4
O EuclaseBeAl(SiO4)(OH)
O BrazilianiteNaAl3(PO4)2(OH)4
O Tantalite-(Mn)Mn2+Ta2O6
O PetaliteLiAl(Si4O10)
O Beryl var. AquamarineBe3Al2Si6O18
O Beryl var. HeliodorBe3Al2(Si6O18)
O BismocliteBiOCl
O CassiteriteSnO2
O ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
O Tapiolite-(Fe)Fe2+Ta2O6
O AlbiteNa(AlSi3O8)
O MicroclineK(AlSi3O8)
O MuscoviteKAl2(AlSi3O10)(OH)2
O Columbite-(Mn)Mn2+Nb2O6
O KaoliniteAl2(Si2O5)(OH)4
NaSodium
Na NatrotantiteNa2Ta4O11
Na BrazilianiteNaAl3(PO4)2(OH)4
Na ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Na AlbiteNa(AlSi3O8)
AlAluminium
Al SimpsoniteAl4Ta3O13(OH)
Al BerylBe3Al2(Si6O18)
Al SpodumeneLiAlSi2O6
Al AlumotantiteAlTaO4
Al EuclaseBeAl(SiO4)(OH)
Al BrazilianiteNaAl3(PO4)2(OH)4
Al PetaliteLiAl(Si4O10)
Al Beryl var. AquamarineBe3Al2Si6O18
Al Beryl var. HeliodorBe3Al2(Si6O18)
Al ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Al AlbiteNa(AlSi3O8)
Al MicroclineK(AlSi3O8)
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al KaoliniteAl2(Si2O5)(OH)4
SiSilicon
Si QuartzSiO2
Si BerylBe3Al2(Si6O18)
Si SpodumeneLiAlSi2O6
Si EuclaseBeAl(SiO4)(OH)
Si PetaliteLiAl(Si4O10)
Si Beryl var. AquamarineBe3Al2Si6O18
Si Beryl var. HeliodorBe3Al2(Si6O18)
Si ElbaiteNa(Li1.5Al1.5)Al6(Si6O18)(BO3)3(OH)3(OH)
Si AlbiteNa(AlSi3O8)
Si MicroclineK(AlSi3O8)
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si KaoliniteAl2(Si2O5)(OH)4
PPhosphorus
P BrazilianiteNaAl3(PO4)2(OH)4
ClChlorine
Cl BismocliteBiOCl
KPotassium
K MicroclineK(AlSi3O8)
K MuscoviteKAl2(AlSi3O10)(OH)2
MnManganese
Mn Tantalite-(Mn)Mn2+Ta2O6
Mn Columbite-(Mn)Mn2+Nb2O6
FeIron
Fe Tapiolite-(Fe)Fe2+Ta2O6
NbNiobium
Nb Columbite-(Mn)Mn2+Nb2O6
SnTin
Sn CassiteriteSnO2
SbAntimony
Sb StibiotantaliteSb(Ta,Nb)O4
TaTantalum
Ta Hydrokenomicrolite-3R2Ta2[O,(OH)]6(H2O)
Ta SimpsoniteAl4Ta3O13(OH)
Ta Microlite GroupA2-mTa2X6-wZ-n
Ta NatrotantiteNa2Ta4O11
Ta AlumotantiteAlTaO4
Ta StibiotantaliteSb(Ta,Nb)O4
Ta Tantalite-(Mn)Mn2+Ta2O6
Ta Tapiolite-(Fe)Fe2+Ta2O6
BiBismuth
Bi BismocliteBiOCl

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Sauer, J.R. (1982) Brazil, Paradise of Gemstones. Gemological Institute of America, 135 pp. (p. 112).
Ercit, T.S., Hawthorne, F.C., and Cerný, P. (1986) Parabariomicrolite, a new species, and its structural relationship to the pyrochlore group, The Canadian Mineralogist, 24, 655-663.
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.

Other Regions, Features and Areas containing this locality

Brazil
South AmericaContinent
South America PlateTectonic Plate

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