Named in honor of Paulo Abib Andery (26 September 1922, Pouso Alegre, Minas Gerais, Brazil – 24 October 1976, São Paulo, Brazil), Professor of USP Mining Engineering and developer of phosphate processing.

Type Locality:

ⓘ Jacupiranga mine, Cajati, São Paulo, Brazil

Polymorph of:

Isolueshite, Lueshite, Natroniobite

This page provides mineralogical data about Pauloabibite.

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Unique IdentifiersHide

Mindat ID:

43855

Long-form identifier:

mindat:1:1:43855:5

IMA Classification of PauloabibiteHide

IMA status:

Approved

IMA Formula:

NaNb⁵⁺O₃

Approval year:

2012

First published:

2015

Type description reference:

Menezes Filho, L. A. D., Atencio, D., Andrade, M. B., Downs, R. T., Chaves, M. L. S. C., Romano, A. W., Scholz, R., Persiano, A. I. C. (2015) Pauloabibite, trigonal NaNbO₃, isostructural with ilmenite, from the Jacupiranga carbonatite, Cajati, Sao Paulo, Brazil. American Mineralogist, 100 (2) 442-446 doi:10.2138/am-2015-4745

Classification of PauloabibiteHide

Strunz-mindat (2026):

4.CC.37

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
C : Metal: Oxygen = 2: 3,3: 5, and similar
C : With large and medium-sized cations

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

Symbol	Source	Reference for Standard
Pla	IMA–CNMNC	Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of PauloabibiteHide

Lustre:

Sub-Adamantine

Transparency:

Transparent

Colour:

Pinkish brown

Streak:

White

Cleavage:

Perfect
on {001}.

Density:

4.246 g/cm³ (Calculated)

Optical Data of PauloabibiteHide

Type:

Uniaxial

RI values:

n = 2.078

Surface Relief:

Very High

Chemistry of PauloabibiteHide

Mindat Formula:

NaNbO₃

Element Weights:

Element	% weight
Nb	56.687 %
O	29.286 %
Na	14.027 %

Calculated from ideal end-member formula.

Elements listed:

Na, Nb, O - search for minerals with similar chemistry

Crystallography of PauloabibiteHide

Crystal System:

Trigonal

Class (H-M):

3 - Pyramidal

Space Group:

Cell Parameters:

a = 5.3287(5) Å, c = 15.6197(17) Å

Ratio:

a:c = 1 : 2.931

Unit Cell V:

384.1 Å³

Morphology:

Platy crystals

Crystal StructureHide

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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure

ID	Species	Reference	Link	Year	Locality	Pressure (GPa)	Temp (K)
0019589	Pauloabibite	Kumada N, Kinomura N, Muto F (1990) Crystal structures of ilmenite type LiNbO3 and NaNbO3 Journal of the Ceramic Society of Japan 98 384-388		1990	synthetic	0	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Pauloabibite'
loop_
_publ_author_name
'Kumada N'
'Kinomura N'
'Muto F'
_journal_name_full 'Journal of the Ceramic Society of Japan'
_journal_volume 98 
_journal_year 1990
_journal_page_first 384
_journal_page_last 388
_publ_section_title
;
 Crystal structures of ilmenite type LiNbO3 and NaNbO3
;
_database_code_amcsd 0019589
_chemical_compound_source 'Synthetic'
_chemical_formula_sum 'Na Nb O3'
_cell_length_a 5.335
_cell_length_b 5.335
_cell_length_c 15.611
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 120
_cell_volume 384.796
_exptl_crystal_density_diffrn      4.244
_symmetry_space_group_name_H-M 'R -3'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '2/3+x,1/3+y,1/3+z'
  '1/3+x,2/3+y,2/3+z'
  'y,-x+y,-z'
  '2/3+y,1/3-x+y,1/3-z'
  '1/3+y,2/3-x+y,2/3-z'
  '-x+y,-x,z'
  '2/3-x+y,1/3-x,1/3+z'
  '1/3-x+y,2/3-x,2/3+z'
  '-x,-y,-z'
  '2/3-x,1/3-y,1/3-z'
  '1/3-x,2/3-y,2/3-z'
  '-y,x-y,z'
  '2/3-y,1/3+x-y,1/3+z'
  '1/3-y,2/3+x-y,2/3+z'
  'x-y,x,-z'
  '2/3+x-y,1/3+x,1/3-z'
  '1/3+x-y,2/3+x,2/3-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
Na   0.00000   0.00000   0.35700   0.01013
Nb   0.00000   0.00000   0.14940   0.00380
O   0.30600   0.04800   0.23900   0.00380

X-Ray Powder DiffractionHide

Powder Diffraction Data:

d-spacing	Intensity
5.204 Å	(100)
4.435 Å	(2)
3.977 Å	(3)
2.975 Å	(4)
2.666 Å	(2)
2.604 Å	(5)
2.372 Å	(2)
1.988 Å	(2)

Locality:

Jacupiranga mine, Cajati, São Paulo, Brazil

Reference:

Comments:

From Type Description.

Geological EnvironmentHide

Paragenetic Mode(s):

Paragenetic Mode	Earliest Age (Ga)
Stage 4b: Highly evolved igneous rocks	>3.0
36 : Carbonatites, kimberlites, and related igneous rocks

Type Occurrence of PauloabibiteHide

Type Locality:

ⓘ Jacupiranga mine, Cajati, São Paulo, Brazil

General Appearance of Type Material:

As encrustations of platy crystals, up to 2 mm in size, partially intergrown with an unidentified Ca-Nb-oxide, embedded in dolomite Crystals.

Place of Conservation of Type Material:

Type material is deposited in the collections of the Museu de Geocieˆncias, Instituto de Geocieˆncias, Universidade de Sa˜o Paulo, Sa˜o Paulo, Brazil, specimen number DR740

Geological Setting of Type Material:

Jacupiranga carbonatite, São Paulo State, Brazil

Associated Minerals at Type Locality:

Ancylite-(Ce)	Calcite	Dolomite	Fluorapatite	Magnetite
Phlogopite	Pyrite	Pyrochlore Group	Pyrrhotite	Strontianite
Tochilinite	Vigezzite

Reference:

Synonyms of PauloabibiteHide

IMA2012-090

Other Language Names for PauloabibiteHide

Dutch:Pauloabibiet

German:Pauloabibit

Common AssociatesHide

Associations Based on Photo Data:

1 photo of Pauloabibite associated with Hochelagaite	(Ca,Na,Sr)(Nb,Ti,Si,Al)₄O₁₁ · 8H₂O
1 photo of Pauloabibite associated with Dolomite	CaMg(CO₃)₂
1 photo of Pauloabibite associated with Tochilinite	Fe²⁺_5-6(Mg,Fe²⁺)₅S₆(OH)₁₀

Related Minerals - Strunz-mindat Grouping Hide

4.CC.	Xuite	Ca₃Fe³⁺₂[(AlO₃(OH)]₃	Iso. m3m(4/m32/m)
4.CC.	Yttriaite-(Y)	Y₂O₃	Iso. m3(2/m3)
4.CC.	Allendeite	Sc₄Zr₃O₁₂	Trig. 3 : R3
4.CC.	Chlorkyuygenite	Ca₁₂Al₁₄O₃₂[(H₂O)₄Cl₂]	Iso. 43m : I43d
4.CC.	Oboniobite	Mg₄Nb₂O₉	Trig. 3m(32/m) : P3c1
4.CC.	Botuobinskite	SrFe²⁺Mg₂(Cr³⁺₆Ti⁴⁺₁₂)[O₃₆(OH)₂]	Trig. 3 : R3
4.CC.	Mirnyite	SrZr⁴⁺Mg₂(Cr³⁺₆Ti⁴⁺₁₂)O₃₈	Trig. 3 : R3
4.CC.	Haitaite-(La)	LaU⁴⁺Fe³⁺₂(Ti₁₃Fe²⁺₄Fe³⁺)O₃₈	Trig. 3 : R3
4.CC.	Shagamite	KFe₁₁O₁₇	Hex. 6/mmm(6/m2/m2/m) : P6₃/mmc
4.CC.	Bitikleite	Ca₃(Sb⁵⁺Sn⁴⁺)[AlO₄]₃	Iso. m3m(4/m32/m) : Ia3d
4.CC.	Anzaite-(Ce)	Ce³⁺₄Fe²⁺Ti₆O₁₈ (OH)₂	Mon. 2/m : B2/m
4.CC.	Heamanite-(Ce)	(K_0.5Ce_0.5)TiO₃	Iso. m3m(4/m32/m)
4.CC.	Priscillagrewite-(Y)	(Ca₂Y)Zr₂(AlO₄)₃	Iso.
4.CC.	Strandite	Pb₃Mn³⁺₄Mn⁴⁺₃O₁₅	Hex. 6/mmm(6/m2/m2/m) : P6₃/mcm
4.CC.	Saranovskite	SrCaFe²⁺₂(Cr₄Ti₂)Ti₁₂O₃₈	Trig. 3 : R3
4.CC.05	Chrombismite	Bi³⁺₁₆Cr⁶⁺O₂₇	Iso. m3m(4/m32/m)
4.CC.10	Freudenbergite	Na₂(Ti,Fe)₈O₁₆	Mon.
4.CC.10	Fluormayenite	Ca₁₂Al₁₄O₃₂F₂	Iso. 43m : I43d
4.CC.10	Fluorkyuygenite	Ca₁₂Al₁₄O₃₂[(H₂O)₄F₂]	Iso. 43m : I43d
4.CC.15	Grossite	CaAl₄O₇	Mon. 2/m : B2/b
4.CC.17	Goldschmidtite	KNbO₃	Iso. m3m(4/m32/m) : Pm3m
4.CC.20	'Unnamed (HBU UK-4)'	NaFe²⁺Zn₂(Ti,Fe³⁺,Nb)₆Ti₁₂O₃₈	Trig. 3 : R3
4.CC.20	Chlormayenite	Ca₁₂Al₁₄O₃₂[◻₄Cl₂]	Iso. 43m : I43d
4.CC.20	Paseroite	PbMn²⁺(Mn²⁺,Fe³⁺)₂(V⁵⁺,Ti,◻)₁₈O₃₈	Trig. 3 : R3
4.CC.20	Mianningite	(◻,Pb,Ce,Na)(U⁴⁺,Mn,U⁶⁺)Fe³⁺₂ (Ti,Fe³⁺)₁₈O₃₈	Trig. 3 : R3
4.CC.20	'UM1987-03-O:FePbTiU'	~(U,Pb)(Ti,Fe³⁺,Fe²⁺,Mn)₂₁O₃₈	Trig. 3 : R3
4.CC.22	Gorerite	CaAlFe³⁺₁₁O₁₉	Hex. 6/mmm(6/m2/m2/m) : P6₃/mmc
4.CC.22	Kahlenbergite	KAl₁₁O₁₇	Hex. 6/mmm(6/m2/m2/m) : P6₃/mmc
4.CC.25	Hopmannite	Ba₂(Ti₅Fe)O₁₃	Mon. 2/m : B2/m
4.CC.25	Nixonite	Na₂Ti₆O₁₃	Mon. 2/m : B2/m
4.CC.25	Yafsoanite	Ca₃Te⁶⁺₂(ZnO₄)₃	Iso. m3m(4/m32/m) : Ia3d
4.CC.30	Latrappite	Ca₂NbFe³⁺O₆	Orth. mmm(2/m2/m2/m) : Pnma
4.CC.30	Natroniobite	NaNbO₃	Mon.
4.CC.30	Perovskite	CaTiO₃	Orth. mmm(2/m2/m2/m) : Pnma
4.CC.30	Lueshite	NaNbO₃	Orth. mmm(2/m2/m2/m)
4.CC.30	Bariolakargiite	BaZrO₃	Iso. m3m(4/m32/m) : Pm3m
4.CC.30	Barioperovskite	BaTiO₃	Orth. mm2 : Amm2
4.CC.30	Megawite	CaSnO₃	Orth. mmm(2/m2/m2/m) : Pban
4.CC.30	Lakargiite	Ca(Zr,Sn,Ti)O₃	Orth. mmm(2/m2/m2/m) : Pnma
4.CC.32	Usturite	Ca₃(Sb⁵⁺Zr)[Fe³⁺O₄]₃	Iso. m3m(4/m32/m) : Ia3d
4.CC.32	Elbrusite	Ca₃(U⁶⁺_0.5Zr_1.5)[Fe³⁺O₄]₃	Iso. m3m(4/m32/m) : Ia3d
4.CC.32	Monteneveite	Ca₃Sb⁵⁺₂(Fe³⁺₂Fe²⁺)O₁₂	Iso. m3m(4/m32/m) : Ia3d
4.CC.32	Dzhuluite	Ca₃(Sb⁵⁺Sn⁴⁺)[Fe³⁺O₄]₃	Iso. m3m(4/m32/m) : Ia3d
4.CC.35	Tausonite	SrTiO₃	Iso. 43m
4.CC.35	Loparite	(Na,REE)₂Ti₂O₆	Iso. m3m(4/m32/m)
4.CC.35	Panguite	(Ti,Al,Sc,Mg,Zr,Ca)_1.8O₃	Orth. mmm(2/m2/m2/m) : Pbca
4.CC.35	Isolueshite	(Na,La)NbO₃	Iso. m3m(4/m32/m) : Pm3m
4.CC.35	Macedonite	PbTiO₃	Tet. 4/mmm(4/m2/m2/m) : P4/nmm
4.CC.40	Landauite	NaMnZn₂(Ti,Fe)₆Ti₁₂O₃₈	Trig. 3 : R3
4.CC.40	Mathiasite	(Mg,Cr,Fe,Ca,K)₂(Ti,Zr,Cr,Fe)₅O₁₂	Trig. 3 : R3
4.CC.40	Senaite	Pb(Mn,Y,U)(Fe,Zn)₂(Ti,Fe,Cr,V)₁₈(O,OH)₃₈	Trig. 3 : R3
4.CC.40	Gramaccioliite-(Y)	(Pb,Sr)(Y,Mn)Fe³⁺₂(Ti,Fe³⁺)₁₈O₃₈	Trig. 3 : R3
4.CC.40	Lindsleyite	(Ba,Sr)(Zr,Ca)(Fe,Mg)₂(Ti,Cr,Fe)₁₈O₃₈	Trig.
4.CC.40	Crichtonite	Sr(Mn,Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH)₃₈	Trig. 3 : R3
4.CC.40	Loveringite	(Ca,Ce,La)(Zr,Fe)(Mg,Fe)₂(Ti,Fe,Cr,Al)₁₈O₃₈	Trig. 3 : R3
4.CC.40	Cleusonite	(Pb,Sr)(U⁴⁺,U⁶⁺)(Fe²⁺,Zn)₂(Ti,Fe²⁺,Fe³⁺)₁₈(O,OH)₃₈	Trig. 3 : R3
4.CC.40	Davidite-(Ce)	Ce(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈	Trig. 3 : R3
4.CC.40	Davidite-(La)	La(Y,U)Fe₂(Ti,Fe,Cr,V)₁₈(O,OH,F)₃₈	Trig. 3 : R3
4.CC.40	'Davidite-(Y)'	(La,Ce,Na,Ca,Pb)(Y,Fe²⁺,◻)(Fe²⁺,Mn²⁺)₂(Ti,Fe³⁺,Nb,Zr)₁₈O₃₈ (hypothetical)	Trig.
4.CC.40	'Uhligite'	Ca₃(Ti,Al,Zr)₉O₂₀ ?	Iso.
4.CC.40	Dessauite-(Y)	(Sr,Pb)(Y,U)(Ti,Fe³⁺)₂₀O₃₈	Trig. 3 : R3
4.CC.45	Diaoyudaoite	NaAl₁₁O₁₇	Hex. 6/mmm(6/m2/m2/m) : P6₃/mmc
4.CC.45	Yimengite	K(Cr,Ti,Fe,Mg)₁₂O₁₉	Hex. 6/mmm(6/m2/m2/m) : P6₃/mmc
4.CC.45	Nežilovite	PbZn₂Mn⁴⁺₂Fe³⁺₈O₁₉	Hex. 6/mmm(6/m2/m2/m) : P6₃/mmc
4.CC.45	Hawthorneite	BaMgTi₃Cr₄Fe²⁺₂Fe³⁺₂O₁₉	Hex. 6/mmm(6/m2/m2/m) : P6₃/mmc
4.CC.45	Mizraite-(Ce)	Ce(Al₁₁Mg)O₁₉	Hex. 6/mmm(6/m2/m2/m) : P6₃/mmc
4.CC.45	Haggertyite	BaFe²⁺₄Fe³⁺₂Ti₅MgO₁₉	Hex. 6/mmm(6/m2/m2/m) : P6₃/mmc
4.CC.45	Lindqvistite	Pb₂Mn²⁺Fe₁₆O₂₇	Hex. 6/mmm(6/m2/m2/m) : P6₃/mmc
4.CC.45	Hibonite	CaAl₁₂O₁₉	Hex. 6/mmm(6/m2/m2/m) : P6₃/mmc
4.CC.45	Kangite	(Sc,Ti,Al,Zr,Mg,Ca,◻)₂O₃	Iso. m3(2/m3)
4.CC.45	Chihuahuaite	FeAl₁₂O₁₉	Hex. 6/mmm(6/m2/m2/m) : P6₃/mmc
4.CC.45	Barioferrite	BaFe³⁺₁₂O₁₉	Hex. 6/mmm(6/m2/m2/m) : P6₃/mmc
4.CC.45	Plumboferrite	Pb[Fe³⁺_10.67Mn²⁺_0.33Pb]O_18.33	Trig. 32 : P312
4.CC.45	Batiferrite	BaTi₂Fe³⁺₈Fe²⁺₂O₁₉	Hex. 6/mmm(6/m2/m2/m) : P6₃/mmc
4.CC.45	Magnetoplumbite	PbFe³⁺₁₂O₁₉	Hex. 6/mmm(6/m2/m2/m) : P6₃/mmc
4.CC.50	Jeppeite	K₂Ti₆O₁₃	Mon. 2/m : B2/m
4.CC.55	Zenzénite	Pb₃Fe³⁺₄Mn⁴⁺₃O₁₅	Hex. 6/mmm(6/m2/m2/m) : P6₃/mcm
4.CC.60	'Mengxianminite (of Huang et al.)'	(Ca,Na)₃(Fe,Mn)₂Mg₂(Sn,Zn)₅Al₈O₂₉

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 PauloabibiteHide

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https://www.mindat.org/min-43855.html
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Raman and XRD data at RRUFF project

References and PDF downloads at RRUFF project

American Mineralogist Crystal Structure Database

Handbook of Mineralogy page PDF

Mineral Dealers:

Buy from D. Joyce minerals

References for PauloabibiteHide

Reference List:

Williams, P. A., Hatert, F., Pasero, M., Mills, S. J. (2013) New minerals and nomenclature modifications approved in 2013. CNMNC Newsletter No 16. Mineralogical Magazine, 77 (6) 2695-2709 doi:10.1180/minmag.2013.077.6.01

(2017) Pauloabibite. Handbook of Mineralogy. Mineralogical Society of America

Localities for PauloabibiteHide

Showing 1 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.

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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.

Brazil (TL)

São Paulo

Cajati

ⓘ Jacupiranga mine (TL)

Menezes Filho +6 other references

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Pauloabibite