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Sahlinite

A valid IMA mineral species - grandfathered

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Photos of Sahlinite (12)

Sahlinite Gallery Search Photos of Sahlinite

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Sahlinite, etc.

Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden

Sahlinite

Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden

Sahlinite

Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden

Sahlinite, etc.

Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden

Sahlinite

Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden

Sahlinite

Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden

Sahlinite, etc.

Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden

Sahlinite

Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden

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About SahliniteHide

Carl A. Sahlin

Formula:

Pb₁₄(AsO₄)₂O₉Cl₄

Colour:

Pale yellow

Hardness:

2 - 3

Specific Gravity:

7.95

Crystal System:

Monoclinic

Name:

Named in honor of Carl Andreas Sahlin (15 December 1861, Vollsjö, Sweden - 22 January 1943, Danderyd, Sweden), metallurgist and General Manager of the iron works in Sweden.

Type Locality:

ⓘ Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden

This page provides mineralogical data about Sahlinite.

Unique IdentifiersHide

Mindat ID:

3502

Long-form identifier:

mindat:1:1:3502:2

GUID
(UUID V4):

8cec6db0-fb02-4497-8ea5-5d715653640d

IMA Classification of SahliniteHide

IMA status:

Approved, 'Grandfathered' (first described prior to 1959)

IMA Formula:

Pb₁₄O₉(AsO₄)₂Cl₄

First published:

1934

Type description reference:

Aminoff, G. (1934) Note on a new mineral from Långban (Sahlinite). Geologiska Föeningens I Stockholm. Förhandlinger, Stockholm: 56: 493-494.

Classification of SahliniteHide

Strunz-mindat (2024):

8.BO.20

8 : PHOSPHATES, ARSENATES, VANADATES
B : Phosphates, etc., with additional anions, without H₂O
O : With only large cations, (OH, etc.):RO₄ about 1:1

Dana 8th ed.:

41.1.4.1

41 : ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
1 : (AB)_m(XO₄)_pZ_q, where m:p > 4:1

Hey's CIM Ref.:

22.2.12

22 : Phosphates, Arsenates or Vanadates with other Anions
2 : Phosphates, arsenates or vanadates with chloride

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
Sah	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 SahliniteHide

Transparency:

Translucent

Colour:

Pale yellow

Hardness:

2 - 3 on Mohs scale

Cleavage:

Perfect
On {010}, perfect.

Density:

7.95 g/cm³ (Measured)

Optical Data of SahliniteHide

Type:

Biaxial (-)

Dispersion:

marked to extreme

Comments:

Refractive indices "higher than methylene iodide (probably very high)".

Chemistry of SahliniteHide

Mindat Formula:

Pb₁₄(AsO₄)₂O₉Cl₄

Elements listed:

As, Cl, O, Pb - search for minerals with similar chemistry

Crystallography of SahliniteHide

Crystal System:

Monoclinic

Class (H-M):

2/m - Prismatic

Space Group:

B2/b

Setting:

C2/c

Cell Parameters:

a = 12.71 Å, b = 22.49 Å, c = 11.36 Å
β = 118.99°

Ratio:

a:b:c = 0.565 : 1 : 0.505

Unit Cell V:

2,840.37 Å³ (Calculated from Unit Cell)

Morphology:

Aggregates of small thin scales.

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)
0014564	Sahlinite	Bonaccorsi E, Pasero M (2003) Crystal structure refinement of sahlinite, Pb14(AsO4)2O9Cl4 Mineralogical Magazine 67 15-21		2003	Langban, Sweden	0	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Sahlinite'
loop_
_publ_author_name
'Bonaccorsi E'
'Pasero M'
_journal_name_full 'Mineralogical Magazine'
_journal_volume 67 
_journal_year 2003
_journal_page_first 15
_journal_page_last 21
_publ_section_title
;
 Crystal structure refinement of sahlinite, Pb14(AsO4)2O9Cl4
;
_database_code_amcsd 0014564
_chemical_compound_source 'Langban, Sweden'
_chemical_formula_sum 'Pb14 As2 Cl4 O17'
_cell_length_a 12.704
_cell_length_b 22.576
_cell_length_c 11.287
_cell_angle_alpha 90
_cell_angle_beta 118.37
_cell_angle_gamma 90
_cell_volume 2848.381
_exptl_crystal_density_diffrn      8.079
_symmetry_space_group_name_H-M 'C 1 2/c 1'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  '1/2+x,1/2+y,z'
  'x,-y,1/2+z'
  '1/2+x,1/2-y,1/2+z'
  '-x,y,1/2-z'
  '1/2-x,1/2+y,1/2-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
Pb1   0.11429   0.08398   0.18224
Pb2   0.36895   0.08654   0.07549
Pb3   0.12639   0.42056   0.45084
Pb4   0.37823   0.41754   0.30760
Pb5   0.35314   0.19520   0.29905
Pb6   0.12256   0.19867   0.42339
Pb7   0.39927   0.30312   0.06056
As   0.13640   0.32136   0.17760
Cl1   0.37390   0.50000   0.06230
Cl2   0.37980   0.01440   0.30880
O1   0.23600   0.14350   0.11100
O2   0.25500   0.13730   0.38100
O3   0.47300   0.35750   0.48600
O4   0.01300   0.35310   0.04700
O5   0.25200   0.33960   0.14500
O6   0.00000   0.14560   0.25000
O7   0.50000   0.14290   0.25000
O8   0.50000   0.36740   0.25000
O9   0.17400   0.35150   0.32900
O10   0.12200   0.24900   0.18100
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
Pb1 0.02110 0.00720 0.01910 -0.00050 0.01360 -0.00070
Pb2 0.02130 0.01080 0.02130 -0.00010 0.01390 -0.00180
Pb3 0.02280 0.01140 0.01930 0.00210 0.01330 0.00220
Pb4 0.02390 0.01210 0.01840 0.00390 0.01420 0.00140
Pb5 0.02530 0.00840 0.02170 -0.00330 0.01570 -0.00230
Pb6 0.02350 0.00980 0.02170 -0.00420 0.01570 -0.00410
Pb7 0.02140 0.00820 0.01940 0.00060 0.01300 0.00210
As 0.02410 0.01510 0.02060 0.00110 0.01420 -0.00120
Cl1 0.02800 0.02500 0.02300 -0.00700 0.01700 -0.00300
Cl2 0.02200 0.02600 0.02500 0.00200 0.01500 0.00000
O1 0.02300 0.00800 0.01500 0.00100 0.01000 0.00200
O2 0.02300 0.01300 0.01400 -0.00600 0.01400 -0.00400
O3 0.03300 0.02000 0.01400 0.00300 0.01600 0.00000
O4 0.02100 0.02300 0.03300 0.00200 0.00900 0.00200
O5 0.02800 0.02900 0.03200 -0.00500 0.02600 -0.00400
O6 0.02300 0.00500 0.01500 0.00000 0.01100 0.00000
O7 0.02000 0.01400 0.02000 0.00000 0.01100 0.00000
O8 0.02800 0.01400 0.02000 0.00000 0.02000 0.00000
O9 0.04600 0.03000 0.02900 0.00200 0.02300 -0.01200
O10 0.05400 0.01000 0.03100 -0.00400 0.02900 -0.00200

X-Ray Powder DiffractionHide

Powder Diffraction Data:

d-spacing	Intensity
3.011 Å	(100)
2.946 Å	(100)
2.814 Å	(90)
1.754 Å	(80)
2.249 Å	(70)
1.985 Å	(50)
2.021 Å	(40)

Geological EnvironmentHide

Paragenetic Mode(s):

Paragenetic Mode	Earliest Age (Ga)
Stage 7: Great Oxidation Event	<2.4
47d : [Arsenates, antimonates, selenates, bismuthinates]
47g : [Halogen-bearing surface weathering minerals]

Type Occurrence of SahliniteHide

Type Locality:

ⓘ Långban Mine, Långban Ore District, Filipstad, Värmland County, Sweden

General Appearance of Type Material:

Aggregates of small, thin scales.

Place of Conservation of Type Material:

Swedish Museum of Natural History, Stockholm, Sweden, number g22707.
National Museum of Natural History (Smithsonian), Washington, D.C., USA, number B13892.

Geological Setting of Type Material:

Dolomitic rock.

Associated Minerals at Type Locality:

Hausmannite

Reference:

Aminoff, G. (1934) Note on a new mineral from Långban (Sahlinite). Geologiska Föeningens I Stockholm. Förhandlinger, Stockholm: 56: 493-494.

Download:

https://rruff.info/rruff_1.0/uploads/GFSF56_493.pdf

Other Language Names for SahliniteHide

German:Sahlinit

Spanish:Sahlinita

Common AssociatesHide

Associated Minerals Based on Photo Data:

11 photos of Sahlinite associated with Magnesioferrite	MgFe³⁺₂O₄
6 photos of Sahlinite associated with Calcite	CaCO₃
4 photos of Sahlinite associated with Hausmannite	Mn²⁺Mn³⁺₂O₄
2 photos of Sahlinite associated with Asisite	Pb₇SiO₉Cl₂
1 photo of Sahlinite associated with Hereroite	[Pb₃₂(O,◻)₂₁](AsO₄)₂[(Si,As,V,Mo]O₄)₂Cl₁₀
1 photo of Sahlinite associated with Vladkrivovichevite	[Pb₃₂O₁₈][Pb₄Mn₂O]Cl₁₄(BO₃)₈ · 2H₂O
1 photo of Sahlinite associated with Kombatite	Pb₁₄(VO₄)₂O₉Cl₄
1 photo of Sahlinite associated with Barysilite	Pb₈Mn²⁺[Si₂O₇]₃
1 photo of Sahlinite associated with Dolomite	CaMg(CO₃)₂

Related Minerals - Strunz-mindat Grouping Hide

8.BO.	Ariegilatite	BaCa₁₂(SiO₄)₄(PO₄)₂F₂O	Trig. 3m (3 2/m) : R3m
8.BO.	Aravaite	Ba₂Ca₁₈(SiO₄)₆(PO₄)₃(CO₃)F₃O	Trig. 3m (3 2/m) : R3m
8.BO.	Theuerdankite	Ag₃AsO₄	Iso. 4 3m : P4 3n
8.BO.05	Nacaphite	Na₂Ca(PO₄)F	Mon. 2/m : P2₁/b
8.BO.10	Preisingerite	Bi₃(AsO₄)₂O(OH)	Tric. 1 : P1
8.BO.10	Petitjeanite	Bi₃(PO₄)₂O(OH)	Tric. 1 : P1
8.BO.10	Schumacherite	Bi₃(VO₄)₂O(OH)	Tric. 1 : P1
8.BO.15	Atelestite	Bi₂(AsO₄)O(OH)	Mon. 2/m : P2₁/b
8.BO.15	Hechtsbergite	Bi₂(VO₄)O(OH)	Mon. 2/m : P2₁/b
8.BO.15	Smrkovecite	Bi₂(PO₄)O(OH)	Mon. 2/m : P2₁/b
8.BO.20	Kombatite	Pb₁₄(VO₄)₂O₉Cl₄	Mon. 2/m : B2/b
8.BO.25	Heneuite	CaMg₅(CO₃)(PO₄)₃(OH)	Tric. 1 : P1
8.BO.30	Nefedovite	Na₅Ca₄(PO₄)₄F	Tric.
8.BO.35	Kuznetsovite	[Hg₂]²⁺Hg²⁺[AsO₄]Cl	Iso. 2 3 : P2₁ 3
8.BO.40	Artsmithite	[Hg₂]²⁺₂Al(PO₄)_1.74(OH)_1.78	Mon. 2/m : B2/b
8.BO.45	Schlegelite	Bi₇(AsO₄)₃(MoO₄)₂O₄	Orth. mmm (2/m 2/m 2/m)
8.BO.50	Hereroite	[Pb₃₂(O,◻)₂₁](AsO₄)₂[(Si,As,V,Mo]O₄)₂Cl₁₀	Mon. 2/m : B2/b
8.BO.50	Erikjonssonite	(Pb₃₂O₂₁)[(V,Si,Mo,As)O₄]₄Cl₉	Mon. 2/m : B2/b
8.BO.55	Rudabányaite	(Ag₂Hg₂)(AsO₄)Cl	Iso. 4 3m : F4 3c
8.BO.60	Segerstromite	Ca₃(As⁵⁺O₄)₂[As³⁺(OH)₃]₂	Iso. 2 3 : I2₁ 3
8.BO.65	Wiklundite	Pb₂(Mn²⁺,Zn)₃(Fe³⁺,Mn²⁺)₂(Mn²⁺,Mg)₁₉(As³⁺O₃)₂[(Si,As⁵⁺)O₄]₆(OH)₁₈Cl₆	Trig. 3m (3 2/m) : R3c

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 SahliniteHide

mindat.org URL:

https://www.mindat.org/min-3502.html
Please feel free to link to this page.

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External Links:

Look for Sahlinite on Webmineral

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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

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References for SahliniteHide

Reference List:

Aminoff, G. (1934) Note on a new mineral from Långban (Sahlinite). Geologiska Föeningens I Stockholm. Förhandlinger, Stockholm: 56: 493-494.

Foshag, W.F. (1935) New mineral names. American Mineralogist: 20: 314-317.

Palache, Charles, Berman, Harry, Frondel, Clifford (1951) The System of Mineralogy (7th ed.) Vol. 2 - Halides, Nitrates, Borates, Carbonates, Sulfates, Phosphates, Arsenates, Tungstates, Molybdates, Ect. John Wiley and Sons, New York.

Welin, E. (1968) Notes on the mineralogy of Sweden 6. X-ray powder data for minerals from Långban and the related mineral deposits of Central Sweden. Arkiv för Mineralogi och Geologi, 4. 499-541

Neues Jahrbuch für Mineralogie, Monatshefte (1985) 3: 127-131.

Dunn, P.J., Chao, G.Y., Fitzpatrick, J.J., Langley, R.H., Fleischer, M., Zilczer, J.A. (1986) New mineral names. American Mineralogist: 71: 227-232.

Jonsson, E. (2003) Mineralogy and parageneses of Pb oxychlorides in Långban-type deposits, Bergslagen, Sweden. GFF: 125: 87-98.

Bonaccorsi, E., Pasero, M. (2003) Crystal structure refinement of sahlinite Pb₁₄(AsO₄)₂O₉Cl₄. Mineralogical Magazine, 67 (1) 15-21 doi:10.1180/0026461036710080

Jambor, J.L., Roberts, A.C. (2004) New mineral names. American Mineralogist: 89: 467-471.

(2023) Sahlinite. Handbook of Mineralogy. Mineralogical Society of America

Localities for SahliniteHide

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.


Namibia
Otjozondjupa Region Otavi Constituency Kombat ⓘ Kombat Mine	Dunn (1991)

Sweden (TL)
Värmland County Filipstad Långban Ore District ⓘ Långban Mine (TL)	Aminoff (1934) +1 other reference
Nordmark mining district Jakobsberg ore field ⓘ Jakobsberg Mine	Jonsson (2003)
Persberg ore district Pajsberg ⓘ Harstigen Mine	Nysten (2003)

UK
England Bristol Westbury on Trym ⓘ Wesley Mine ?	Rumsey (2008)
Somerset Mendip Cranmore ⓘ Torr Works Quarry ?	Rumsey (2008)

Sahlinite

About SahliniteHide

Unique IdentifiersHide

IMA Classification of SahliniteHide

Classification of SahliniteHide

Mineral SymbolsHide

Physical Properties of SahliniteHide

Optical Data of SahliniteHide

Chemistry of SahliniteHide

Crystallography of SahliniteHide

Crystal StructureHide

X-Ray Powder DiffractionHide

Geological EnvironmentHide

Type Occurrence of SahliniteHide

Other Language Names for SahliniteHide

Common AssociatesHide

Related Minerals - Strunz-mindat GroupingHide

Other InformationHide

Internet Links for SahliniteHide

References for SahliniteHide

Localities for SahliniteHide

Locality ListHide

Related Minerals - Strunz-mindat Grouping Hide