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Freedite

A valid IMA mineral species

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Photos of Freedite (5)

Freedite Gallery Search Photos of Freedite

Edit Add Synonym Edit CIF structures Clear Cache

Freedite

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

Freedite, etc.

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

Freedite

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

Freedite

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

Freedite, etc.

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

Freedite

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

Freedite

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

Freedite, etc.

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

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About FreediteHide

Formula:

Cu⁺Pb₈(AsO₃)₂O₃Cl₅

Colour:

Greenish yellow

Lustre:

Vitreous

Hardness:

Specific Gravity:

7.43 (Calculated)

Crystal System:

Monoclinic

Name:

After Dr. Robert L. Freed, American mineralogist, of Trinity University, San Antonio, Texas, USA.

Type Locality:

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

This page provides mineralogical data about Freedite.

Unique IdentifiersHide

Mindat ID:

1604

Long-form identifier:

mindat:1:1:1604:5

GUID
(UUID V4):

967b4d05-a0e4-4971-95c1-4759eeecb4fe

IMA Classification of FreediteHide

IMA status:

Approved

IMA Formula:

Cu¹⁺Pb₈(As³⁺O₃)₂O₃Cl₅

First published:

1985

Type description reference:

Dunn, P.J., Rouse, R.C. (1985) Freedite and thorikosite from Långban, Sweden, and Laurion, Greece: two new species related to the synthetic bismuth oxyhalides. American Mineralogist, 70, 845-848.

Classification of FreediteHide

Strunz-mindat (2023):

4.JB.65

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
J : Arsenites, antimonites, bismuthites, sulfites, selenites, tellurites; iodates
B : Arsenites, antimonites, bismuthites; with additional anions, without H₂O

Dana 8th ed.:

46.1.5.1

46 : ANTIMONITES AND ARSENITES CONTAINING HYDROXYL OR HALOGEN
1 : (AB)_m(XO₃)_pZ_q

Hey's CIM Ref.:

23.14

23 : Arsenites

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
Fre	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 FreediteHide

Lustre:

Vitreous

Colour:

Greenish yellow

Streak:

Yellow

Hardness:

3 on Mohs scale

Cleavage:

Perfect
On [100].

Density:

7.43 g/cm³ (Calculated)

Optical Data of FreediteHide

Type:

Biaxial

Chemistry of FreediteHide

Mindat Formula:

Cu⁺Pb₈(AsO₃)₂O₃Cl₅

Elements listed:

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

Crystallography of FreediteHide

Crystal System:

Monoclinic

Class (H-M):

2/m - Prismatic

Space Group:

B2/m

Setting:

C2/m

Cell Parameters:

a = 13.578(2) Å, b = 20.099(3) Å, c = 7.465(1) Å
β = 105.73(1)°

Ratio:

a:b:c = 0.676 : 1 : 0.371

Unit Cell V:

1960.94 Å³

Morphology:

Crystals commonly aggregated; radial forms.

Comment:

Cell parameters from Pertlik (1987).

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)
0014613	Freedite	Pertlik F (1987) The structure of freedite, Pb8Cu(AsO3)2O3Cl5 Mineralogy and Petrology 36 85-92		1987	Langban mine, Varmland, Sweden	0	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Freedite'
loop_
_publ_author_name
'Pertlik F'
_journal_name_full 'Mineralogy and Petrology'
_journal_volume 36 
_journal_year 1987
_journal_page_first 85
_journal_page_last 92
_publ_section_title
;
 The structure of freedite, Pb8Cu(AsO3)2O3Cl5
;
_database_code_amcsd 0014613
_chemical_compound_source 'Langban mine, Varmland, Sweden'
_chemical_formula_sum 'Pb8 As2 Cu Cl5 O9'
_cell_length_a 13.578
_cell_length_b 20.099
_cell_length_c 7.465
_cell_angle_alpha 90
_cell_angle_beta 105.73
_cell_angle_gamma 90
_cell_volume 1960.936
_exptl_crystal_density_diffrn      7.426
_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_U_iso_or_equiv
Pb1   0.85280   0.00000   0.43460 ?
Pb2   0.85870   0.00000   0.93340 ?
Pb3   0.63380   0.90260   0.08360 ?
Pb4   0.85030   0.20370   0.41930 ?
Pb5   0.85650   0.20180   0.93170 ?
As   0.32990   0.11200   0.41980 ?
Cu   0.00000   0.42190   0.50000 ?
Cl1   0.48850   0.00000   0.74280   0.00300
Cl2   0.50740   0.20690   0.73770   0.04000
Cl3   0.02690   0.09670   0.25570   0.01600
O1   0.71900   0.19460   0.60190   0.03000
O2   0.74400   0.09160   0.42420   0.02900
O3   0.74070   0.08220   0.80170   0.03000
O4   0.75340   0.30450   0.86430   0.00500
O5   0.76060   0.00000   0.12110   0.00900
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 0.02500 0.00100 0.01200 0.00000 0.00300 0.00000
Pb2 0.01100 0.02200 0.01900 0.00000 0.00300 0.00000
Pb3 0.01700 0.02800 0.03000 0.00100 0.00900 -0.00800
Pb4 0.00900 0.01900 0.01100 -0.00500 0.00200 -0.00100
Pb5 0.00900 0.01900 0.02100 -0.00100 0.00000 -0.00200
As 0.01800 0.01500 0.00800 -0.01500 0.00900 -0.00900
Cu 0.00500 0.03700 0.02700 0.00000 0.00500 0.00000

X-Ray Powder DiffractionHide

Powder Diffraction Data:

d-spacing	Intensity
2.949 Å	(100)
2.830 Å	(80)
2.734 Å	(80)
3.832 Å	(50)
2.096 Å	(50)
6.51 Å	(40)
3.581 Å	(40)

Geological EnvironmentHide

Paragenetic Mode(s):

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

Type Occurrence of FreediteHide

Type Locality:

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

General Appearance of Type Material:

Aggregates of slightly radial texture.

Place of Conservation of Type Material:

National Museum of Natural History, Washington, D.C., USA, 160353 and 160354.

Geological Setting of Type Material:

Metamorphosed Fe–Mn orebody.

Associated Minerals at Type Locality:

Magnetite	Lead	Finnemanite	Ecdemite	Copper
Calcite	Andradite

Reference:

Dunn, P.J., Rouse, R.C. (1985) Freedite and thorikosite from Långban, Sweden, and Laurion, Greece: two new species related to the synthetic bismuth oxyhalides. American Mineralogist, 70, 845-848.

Download:

https://rruff.info/rruff_1.0/uploads/AM70_845.pdf

Synonyms of FreediteHide

IMA1984-012

Other Language Names for FreediteHide

German:Freedit

Russian:Фридит

Spanish:Freedita

Common AssociatesHide

Associated Minerals Based on Photo Data:

1 photo of Freedite associated with Lead	Pb
1 photo of Freedite associated with Spessartine	Mn²⁺₃Al₂(SiO₄)₃
1 photo of Freedite associated with Hematite	Fe₂O₃

Related Minerals - Strunz-mindat Grouping Hide

4.JB.	Cuyaite	Ca₂Mn³⁺As³⁺₁₄O₂₄Cl	Mon. m
4.JB.	Brattforsite	Mn₁₉(AsO ₃)₁₂Cl₂	Mon. 2/m : B2/b
4.JB.05	Fetiasite	(Fe³⁺,Fe²⁺,Ti)₃(As₂O₅)O₂	Mon. 2/m : P2₁/m
4.JB.10	Manganarsite	Mn₃(As₂O₄)(OH)₄	Trig.
4.JB.15	Magnussonite	Mn²⁺₁₀(As³⁺O₃)₆(OH,Cl)₂	Iso. m3m (4/m 3 2/m) : Ia3d
4.JB.15	UM1984-09-AsO:ClHMn	Mn₁₀As₆O₁₈(OH)Cl	Tet. 4/mmm (4/m 2/m 2/m) : I4₁/acd
4.JB.20	Armangite	Mn²⁺₂₆(AsO₃)₁₄(HAsO₃)₄(CO₃)	Trig. 3 : P3
4.JB.25	Nanlingite	Na(Ca₅Li)Mg₁₂(AsO₃)₂[Fe(AsO₃)₆]F₁₄	Trig. 3m (3 2/m) : R3m
4.JB.30	Asbecasite	Ca₃(Ti,Sn⁴⁺)Be₂(AsO₃)₆(SiO₄)₂	Trig. 3m : P3c1
4.JB.35	Stenhuggarite	CaFeSb(AsO₃)₂O	Tet. 4/mmm (4/m 2/m 2/m) : I4₁/amd
4.JB.40	Trigonite	Pb₃Mn²⁺(AsO₃)₂(HAsO₃)	Mon. m
4.JB.45	Finnemanite	Pb₅(AsO₃)₃Cl	Hex. 6/m : P6₃/m
4.JB.50	Gebhardite	Pb₈(As₂O₅)₂OCl₆	Mon. 2/m : P2₁/b
4.JB.55	Derbylite	Fe³⁺₄Ti₃Sb³⁺O₁₃(OH)	Mon. 2/m : P2₁/m
4.JB.55	Tomichite	(V,Fe)₄Ti₃AsO₁₃(OH)	Mon. 2/m : P2₁/m
4.JB.55	Graeserite	Fe³⁺₄Ti₃As³⁺O₁₃(OH)	Mon. 2/m : B2/m
4.JB.60	Hemloite	(Ti,V³⁺,Fe³⁺,Al)₁₂(As³⁺,Sb³⁺)₂O₂₃(OH)	Tric. 1 : P1
4.JB.70	Georgiadesite	Pb₄(As³⁺O₃)Cl₄(OH)	Mon. 2/m : P2₁/b
4.JB.75	Ekatite	(Fe³⁺,Fe²⁺,Zn)₁₂(AsO₃)₆(AsO₃,HSiO₄)₂(OH)₆	Hex. 6mm : P6₃mc
4.JB.75	Szklaryite	◻Al₆BAs³⁺₃O₁₅	Orth. mmm (2/m 2/m 2/m) : Pbcm
4.JB.85	Lepageite	Mn²⁺₃(Fe³⁺₇Fe²⁺₄)O₃[Sb³⁺₅As³⁺₈O₃₄]	Tric. 1 : P1
4.JB.90	Bianchiniite	Ba₂(TiV)(As₂O₅)₂OF	Tet. 4/mmm (4/m 2/m 2/m) : I4/mcm

Other InformationHide

Notes:

Not radioactive.

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 FreediteHide

mindat.org URL:

https://www.mindat.org/min-1604.html
Please feel free to link to this page.

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External Links:

Look for Freedite on Webmineral

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Look for Freedite 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 FreediteHide

Reference List:

Pertilik, F. (1987) The structure of freedite, Pb8Cu(AsO3)2O3Cl5. Mineralogy and Petrology, 36, 85-92.

Jambor, J.L. (1988) New mineral names. American Mineralogist, 73, 666-667.

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

Localities for FreediteHide

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
Attica East Attica Lavreotiki ⓘ Lavrion slag localities	58. Schnorrer-Köhler, Günther, Standfuß, Klaus, Standfuß, Liselotte (1991) Neue Funde aus den antiken Sclacken von Lavrion, Griechenland [New finds from the ancient slags of Lavrion, Greece]. Lapis, 16 (6) 21-23
ⓘ Sounion Cove slag locality	No reference listed

Namibia
Oshikoto Region Tsumeb ⓘ Tsumeb Mine (Ongopolo Mine)	Bowell, R.J., Mocke, H. (2018) Minerals new to Tsumeb. Communications of the Geological Survey of Namibia, 19, 20-46.

Sweden (TL)
Värmland County Filipstad Långban Ore District ⓘ Långban Mine (TL)	Dunn, P.J., Rouse, R.C. (1985) Freedite and thorikosite from Långban, Sweden, and Laurion, Greece: two new species related to the synthetic bismuth oxyhalides. American Mineralogist, 70, 845-848. *Holtstam, Dan, Langhof, Jörgen - Eds.* (1999) Långban - The mines, their minerals, geology and explorers. Raster Förlag; Swedish Museum of Natural History, Stockholm. p.1-216.**

Freedite

About FreediteHide

Unique IdentifiersHide

IMA Classification of FreediteHide

Classification of FreediteHide

Mineral SymbolsHide

Physical Properties of FreediteHide

Optical Data of FreediteHide

Chemistry of FreediteHide

Crystallography of FreediteHide

Crystal StructureHide

X-Ray Powder DiffractionHide

Geological EnvironmentHide

Type Occurrence of FreediteHide

Synonyms of FreediteHide

Other Language Names for FreediteHide

Common AssociatesHide

Related Minerals - Strunz-mindat GroupingHide

Other InformationHide

Internet Links for FreediteHide

References for FreediteHide

Localities for FreediteHide

Locality ListHide

Related Minerals - Strunz-mindat Grouping Hide