Chopin, C., Goffé, B., Ungaretti, L., Oberti, R. (2003) Magnesiostaurolite and zincostaurolite: mineral description with a petrogenetic and crystal-chemical update. European Journal of Mineralogy: 15: 167-176.

Strunz-mindat (2023):

9.AF.30

9 : SILICATES (Germanates)
A : Nesosilicates
F : Nesosilicates with additional anions; cations in [4], [5] and/or only [6] coordination

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
Zst	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 ZincostauroliteHide

Lustre:

Vitreous, Resinous

Transparency:

Transparent

Colour:

Colourless

Streak:

White

Hardness:

7 - 7½ on Mohs scale

Density:

3.78 g/cm³ (Calculated)

Optical Data of ZincostauroliteHide

Type:

Biaxial (+)

RI values:

n_α = 1.722 n_γ = 1.734

Max Birefringence:

δ = 0.012

Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.

Surface Relief:

Moderate

Pleochroism:

Non-pleochroic

Chemical Properties of ZincostauroliteHide

Formula:

Zn₂Al₉Si₄O₂₃(OH)

Zn may be replaced by Li, Fe²⁺, Mg.

Elements listed:

Al, H, O, Si, Zn - search for minerals with similar chemistry

Crystallography of ZincostauroliteHide

Crystal System:

Monoclinic

Class (H-M):

2/m - Prismatic

Space Group:

B2/m

Setting:

C2/m

Cell Parameters:

a = 7.853 Å, b = 16.534 Å, c = 5.639 Å
β = 90(5)°

Ratio:

a:b:c = 0.475 : 1 : 0.341

Unit Cell V:

732.18 Å³ (Calculated from Unit Cell)

Morphology:

zoned prismatic crystals to 3 mm.

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)
0006962	Zincostaurolite	Chopin C, Goffe B, Ungaretti L, Oberti R (2003) Magnesiostaurolite and zincostaurolite: mineral description with a petrogenetic and crystal-chemical update European Journal of Mineralogy 15 167-176		2003		0	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Zincostaurolite'
loop_
_publ_author_name
'Chopin C'
'Goffe B'
'Ungaretti L'
'Oberti R'
_journal_name_full 'European Journal of Mineralogy'
_journal_volume 15 
_journal_year 2003
_journal_page_first 167
_journal_page_last 176
_publ_section_title
;
 Magnesiostaurolite and zincostaurolite: mineral description with a petrogenetic
 and crystal-chemical update
;
_database_code_amcsd 0006962
_chemical_formula_sum 'Al4.483 Ti.005 Mg.047 Fe.082 Si2 Zn.613 Li.127 O12 H.918'
_cell_length_a 7.853
_cell_length_b 16.534
_cell_length_c 5.639
_cell_angle_alpha 90
_cell_angle_beta 90.00
_cell_angle_gamma 90
_cell_volume 732.176
_exptl_crystal_density_diffrn      3.783
_symmetry_space_group_name_H-M 'C 1 2/m 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,z'
  'x,-y,z'
  '1/2+x,1/2-y,z'
  '-x,y,-z'
  '1/2-x,1/2+y,-z'
  '-x,-y,-z'
  '1/2-x,1/2-y,-z'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
_atom_site_U_iso_or_equiv
AlM1A   0.50000   0.17360   0.00000   1.00000   0.00646
AlM1B   0.50000   0.17360   0.50000   1.00000   0.00684
AlM2   0.26330   0.41040   0.25020   0.99750   0.00785
TiM2   0.26330   0.41040   0.25020   0.00250   0.00785
AlM3A   0.00000   0.00000   0.00000   0.48750   0.00608
MgM3A   0.00000   0.00000   0.00000   0.02250   0.00608
AlM3B   0.00000   0.00000   0.50000   0.48750   0.00494
MgM3B   0.00000   0.00000   0.50000   0.02250   0.00494
FeM4A   0.50000   0.00000   0.00000   0.03250   0.00608
MgM4A   0.50000   0.00000   0.00000   0.02500   0.00608
FeM4B   0.50000   0.00000   0.50000   0.03250   0.01216
MgM4B   0.50000   0.00000   0.50000   0.02500   0.01216
SiT1   0.13410   0.16650   0.25000   1.00000   0.00545
ZnT2   0.38910   0.00000   0.24960   0.61250   0.01317
LiT2   0.38910   0.00000   0.24960   0.12750   0.01317
FeT2   0.38910   0.00000   0.24960   0.05000   0.01317
O-H1A   0.23370   0.00000   0.96700   0.45875   0.00899
O1A   0.23370   0.00000   0.96700   0.54125   0.00899
O-H1B   0.23420   0.00000   0.53210   0.45875   0.00861
O1B   0.23420   0.00000   0.53210   0.54125   0.00861
O2A   0.25510   0.16160   0.01530   1.00000   0.00671
O2B   0.25520   0.16170   0.48480   1.00000   0.00697
O3   0.00180   0.08900   0.24930   1.00000   0.00887
O4   0.02140   0.24980   0.25000   1.00000   0.00633
O5   0.52710   0.09880   0.25020   1.00000   0.00659
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
AlM1A 0.00562 0.00692 0.00660 0.00000 0.00112 0.00000
AlM1B 0.00562 0.00831 0.00709 0.00000 0.00112 0.00000
AlM2 0.00531 0.00831 0.00967 -0.00066 0.00090 0.00000
TiM2 0.00531 0.00831 0.00967 -0.00066 0.00090 0.00000
AlM3A 0.00344 0.00692 0.00805 0.00000 0.00269 0.00000
MgM3A 0.00344 0.00692 0.00805 0.00000 0.00269 0.00000
AlM3B 0.00375 0.00554 0.00548 0.00000 -0.00022 0.00000
MgM3B 0.00375 0.00554 0.00548 0.00000 -0.00022 0.00000
SiT1 0.00375 0.00554 0.00660 0.00000 0.00090 0.00000
ZnT2 0.01000 0.00692 0.02207 0.00000 0.00090 0.00000
LiT2 0.01000 0.00692 0.02207 0.00000 0.00090 0.00000
FeT2 0.01000 0.00692 0.02207 0.00000 0.00090 0.00000
O-H1A 0.00844 0.00692 0.01208 0.00000 0.00314 0.00000
O1A 0.00844 0.00692 0.01208 0.00000 0.00314 0.00000
O-H1B 0.00844 0.00692 0.01095 0.00000 -0.00045 0.00000
O1B 0.00844 0.00692 0.01095 0.00000 -0.00045 0.00000
O2A 0.00562 0.00831 0.00644 0.00000 0.00090 -0.00094
O2B 0.00594 0.00831 0.00725 0.00000 0.00067 0.00047
O3 0.00437 0.00831 0.01450 -0.00066 0.00090 0.00000
O4 0.00562 0.00692 0.00693 0.00132 0.00179 0.00000
O5 0.00437 0.00831 0.00725 0.00000 0.00135 0.00000

X-Ray Powder DiffractionHide

Powder Diffraction Data:

d-spacing	Intensity
1.391 Å	(100)
2.390 Å	(87)
2.678 Å	(71)
3.001 Å	(61)
1.968 Å	(61)
1.964 Å	(48)
2.363 Å	(46)

Comments:

Calculated pattern.

Geological EnvironmentHide

Paragenetic Mode(s):

Paragenetic Mode	Earliest Age (Ga)
High-𝑇 alteration and/or metamorphism
32 : Ba/Mn/Pb/Zn deposits, including metamorphic deposits
Stage 10a: Neoproterozoic oxygenation/terrestrial biosphere	<0.6
48 : Soil leaching zone minerals	<0.6

Type Occurrence of ZincostauroliteHide

Type Locality:

ⓘ Brunegg pass, Turtmann Valley, Turtmann-Unterems, Leuk, Valais, Switzerland

General Appearance of Type Material:

Prismatic crystals up to 3 mm long.

Place of Conservation of Type Material:

School of Mines, Paris, France, no. 56245.

Geological Setting of Type Material:

A karst-filling metabauxite pocket of Mesozoic cover (Barrhorn series) of the Sivie-Mischabel nappe. A breakdown of gahnite, pyrophyllite and diaspore.

Associated Minerals at Type Locality:

Paragonite	Muscovite	Margarite	Kyanite	Gahnite
Diaspore	Cookeite	Chloritoid

Reference:

Download:

https://rruff.info/rruff_1.0/uploads/EJM15_167.pdf

Synonyms of ZincostauroliteHide

IMA1992-036

Other Language Names for ZincostauroliteHide

German:Zinkostaurolith
Zinkstaurolith

Russian:Цинкоставролит

Relationship of Zincostaurolite to other SpeciesHide

Member of:

Staurolite Group

Other Members of this group:

Magnesiostaurolite	Mg(Mg,Li)₃(Al,Mg)₁₈Si₈O₄₄(OH)₄	Mon. 2/m : B2/m
Staurolite	Fe²⁺₂Al₉Si₄O₂₃(OH)	Mon. 2/m : B2/m

Related Minerals - Strunz-mindat Grouping Hide

9.AF.	Chegemite	Ca₇(SiO₄)₃(OH)₂	Orth. mmm (2/m 2/m 2/m)
9.AF.	Barwoodite	Mn²⁺₆Nb⁵⁺(SiO₄)₂O₃(OH)₃	Trig. 3 : P3
9.AF.	Jingwenite-(Y)	YAlV⁴⁺(SiO₄)O₂(OH)₂	Mon. 2/m
9.AF.05	Sillimanite	Al₂(SiO₄)O	Orth. mmm (2/m 2/m 2/m)
9.AF.05	Xenolite	Al₁₀Si₈O₃₁
9.AF.10	Andalusite	Al₂(SiO₄)O	Orth. mmm (2/m 2/m 2/m) : Pnnm
9.AF.10	Kanonaite	Mn³⁺Al(SiO₄)O	Orth. mmm (2/m 2/m 2/m) : Pnnm
9.AF.15	Kyanite	Al₂(SiO₄)O	Tric. 1 : P1
9.AF.20	Mullite	Al_4+2xSi_2-2xO_10-x	Orth. mmm (2/m 2/m 2/m) : Pbam
9.AF.20	Krieselite	Al₂(GeO₄)F₂	Orth. mmm (2/m 2/m 2/m) : Pnma
9.AF.23	Boromullite	Al₉BSi₂O₁₉	Orth. mm2 : Cmc2₁
9.AF.25	Yoderite	Mg(Al,Fe³⁺)₃(SiO₄)₂O(OH)	Mon. 2/m : P2₁/m
9.AF.30	Magnesiostaurolite	Mg(Mg,Li)₃(Al,Mg)₁₈Si₈O₄₄(OH)₄	Mon. 2/m : B2/m
9.AF.30	Staurolite	Fe²⁺₂Al₉Si₄O₂₃(OH)	Mon. 2/m : B2/m
9.AF.35	Topaz	Al₂(SiO₄)(F,OH)₂	Orth. mmm (2/m 2/m 2/m)
9.AF.40	Norbergite	Mg₃(SiO₄)F₂	Orth. mmm (2/m 2/m 2/m)
9.AF.45	Alleghanyite	Mn²⁺₅(SiO₄)₂(OH)₂	Mon. 2/m : P2₁/b
9.AF.45	Chondrodite	Mg₅(SiO₄)₂F₂	Mon. 2/m : P2₁/b
9.AF.45	Reinhardbraunsite	Ca₅(SiO₄)₂(OH,F)₂	Mon. 2/m : P2₁/b
9.AF.45	Kumtyubeite	Ca₅(SiO₄)₂F₂	Mon. 2/m : P2₁/b
9.AF.45	Hydroxylchondrodite	Mg₅(SiO₄)₂(OH)₂	Mon. 2/m : P2₁/b
9.AF.50	Humite	Mg₇(SiO₄)₃F₂	Orth. mmm (2/m 2/m 2/m) : Pnma
9.AF.50	Manganhumite	(Mn²⁺,Mg)₇(SiO₄)₃(OH)₂	Orth. mmm (2/m 2/m 2/m)
9.AF.50	Unnamed (Ca-analogue of Humite)	Ca₇(SiO₄)₄F₂	Orth. mmm (2/m 2/m 2/m)
9.AF.50	Fluorchegemite	Ca₇(SiO₄)₃F₂	Orth. mmm (2/m 2/m 2/m)
9.AF.50	Unnamed (OH-analogue of humite)	Mg₇(SiO₄)₃(OH)₂	Orth.
9.AF.55	Clinohumite	Mg₉(SiO₄)₄F₂	Mon. 2/m : P2₁/b
9.AF.55	Sonolite	Mn²⁺₉(SiO₄)₄(OH)₂	Mon. 2/m : P2₁/b
9.AF.55	Hydroxylclinohumite	Mg₉(SiO₄)₄(OH)₂	Mon. 2/m : P2₁/b
9.AF.60	Leucophoenicite	Mn²⁺₇(SiO₄)₃(OH)₂	Mon. 2/m : P2₁/b
9.AF.65	Ribbeite	Mn²⁺₅(SiO₄)₂(OH)₂	Orth. mmm (2/m 2/m 2/m)
9.AF.70	Jerrygibbsite	Mn²⁺₉(SiO₄)₄(OH)₂	Orth. mmm (2/m 2/m 2/m) : Pbcn
9.AF.75	Franciscanite	Mn²⁺₆(V⁵⁺,◻)₂(SiO₄)₂(O,OH)₆	Trig. 3 : P3
9.AF.75	Örebroite	Mn²⁺₃(Sb⁵⁺,Fe³⁺)(SiO₄)(O,OH)₃	Trig. 3 : P3
9.AF.75	Welinite	Mn²⁺₆(W⁶⁺,Mg)₂(SiO₄)₂(O,OH)₆	Trig. 3 : P3
9.AF.75	Scorticoite	Mn₆(Sb,◻)_Σ2(SiO₄)₂O₃(OH)₃	Trig. 3 : P3
9.AF.80	Ellenbergerite	Mg₆(Mg,Ti,Zr,◻)₂(Al,Mg)₆Si₈O₂₈(OH)₁₀	Hex. 6 : P6₃
9.AF.85	Chloritoid	(Fe²⁺,Mg,Mn²⁺)Al₂(SiO₄)O(OH)₂	Mon. 2/m : B2/b
9.AF.85	Magnesiochloritoid	MgAl₂(SiO₄)O(OH)₂	Mon. 2/m : B2/b
9.AF.85	Ottrélite	(Mn²⁺,Fe²⁺,Mg)Al₂(SiO₄)O(OH)₂	Mon.
9.AF.90	Poldervaartite	CaCa[SiO₃(OH)](OH)	Orth. mmm (2/m 2/m 2/m) : Pbca
9.AF.90	Olmiite	CaMn²⁺[SiO₃(OH)](OH)	Orth. mmm (2/m 2/m 2/m) : Pbca
9.AF.95	Pilawite-(Y)	Ca₂Y₂Al₄(SiO₄)₄O₂(OH)₂	Mon. 2/m : P2₁/b

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 ZincostauroliteHide

mindat.org URL:

https://www.mindat.org/min-27027.html
Please feel free to link to this page.

Search Engines:

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External Links:

Look for Zincostaurolite on Webmineral

Look for Zincostaurolite on Wikipedia

Look for Zincostaurolite on Mineralien Atlas

Raman and XRD data at RRUFF project

References and PDF downloads at RRUFF project

American Mineralogist Crystal Structure Database

Handbook of Mineralogy page PDF

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References for ZincostauroliteHide

Reference List:

Feenstra, A., Okcenga, E., Rhede, D., Wiedenbeck, M. (2003) Li-rich zincostaurolite and its decompression-related breakdown products in a diaspore-bearing metabauxite from East Samos (Greece): An EMP and SIMS study. American Mineralogist: 88: 789-805.

Roth, Ph. (2007): Minerals first discovered in Switzerland and minerals named after Swiss individuals. Philippe Roth, Ed., Zurich, 239 pp.

Localities for ZincostauroliteHide

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.

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.


Greece
North Aegean Samos Eastern Samos ⓘ Eastern coast	American Mineralogist (2003) 88, 789-805

Norway
Nordland Hemnes Bleikvasslia ⓘ Bleikvassli Mine	Rosenberg, J.L., Spry, P.G., Jacobson, C.E., and Vokes, F.M. (2000): The effects of sulfidation and oxidation during metamorphism on compositionally varied rocks adjacent to the Bleikvassli Zn-Pb-(Cu) deposit, Nordland, Norway. Mineralium Deposita 35, 714-726
Vestfold og Telemark Kviteseid ⓘ Listaulli Mine	Larsen, A. O., Kolitsch, U. & Dahlgren, S. (2020) A reconnaissance study of the crystal chemistry of tourmalines from the Meso-Proterozoic Telemark area, Norway. Norsk Mineralsymposium 2020: 78-99

Russia
Komi Republic Kozhim River Basin Maldynyrd range (Maldy-nyrd range) ⓘ Chudnoe Pd-Au deposit	P.M. Kartashov data
Grubependity Lake ⓘ Grubependity Lake cirque	Pavel M. Kartashov data

Switzerland (TL)
Valais Leuk Turtmann-Unterems Turtmann Valley ⓘ Brunegg pass (TL)	Chopin, C., Goffé, B., Ungaretti, L., Oberti, R. (2003): Magnesiostaurolite and zincostaurolite: mineral description with a petrogenic and crystal-chemical update. Eur. J. Mineral., 15, 167-176
Visp Zermatt ⓘ Barrhorn series outcrops	Am Min 88:5-6 pp 789-805

Zincostaurolite

Unique IdentifiersHide

Classification of ZincostauroliteHide