Bílinite
A valid IMA mineral species - grandfathered
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About Bílinite
Bílina, Czech Republic
Formula:
Fe2+Fe3+2(SO4)4 · 22H2O
Colour:
White to yellowish
Lustre:
Silky
Hardness:
2
Specific Gravity:
1.875 - 1.99
Crystal System:
Monoclinic
Member of:
Name:
Named for the town of Bílina (Bilin) near the type locality of Světec (Schwaz), Bílina (Bilin), Bohemia, Czech Republic.
Halotrichite Group
The ferric iron dominant member of the Halotrichite Group.
Other purely ferrous-ferric sulfate minerals are copiapite and römerite. Other sulfates with both Fe(II) and Fe(III) are also metavoltine, pertlikite, and voltaite.
The ferric iron dominant member of the Halotrichite Group.
Other purely ferrous-ferric sulfate minerals are copiapite and römerite. Other sulfates with both Fe(II) and Fe(III) are also metavoltine, pertlikite, and voltaite.
Unique Identifiers
Mindat ID:
673
Long-form identifier:
mindat:1:1:673:6
GUID
(UUID V4):
(UUID V4):
18ccbfb7-f455-40c8-b8d2-2eb2615f38a3
IMA Classification of Bílinite
Approved, 'Grandfathered' (first described prior to 1959)
IMA Formula:
Fe2+Fe3+2(SO4)4 · 22H2O
Classification of Bílinite
7.CB.85
7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
C : Sulfates (selenates, etc.) without additional anions, with H2O
B : With only medium-sized cations
7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
C : Sulfates (selenates, etc.) without additional anions, with H2O
B : With only medium-sized cations
29.7.3.5
29 : HYDRATED ACID AND NORMAL SULFATES
7 : AB2(XO4)4·H2O
29 : HYDRATED ACID AND NORMAL SULFATES
7 : AB2(XO4)4·H2O
25.10.21
25 : Sulphates
10 : Sulphates of Fe alone
25 : Sulphates
10 : Sulphates of Fe alone
Mineral Symbols
As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
| Symbol | Source | Reference |
|---|---|---|
| Bli | 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 Bílinite
Silky
Colour:
White to yellowish
Comment:
Semitransparent
Hardness:
2 on Mohs scale
Density:
1.875 - 1.99 g/cm3 (Measured) 1.99 g/cm3 (Calculated)
Optical Data of Bílinite
Type:
Biaxial (+/-)
RI values:
nα = 1.480 - 1.482 nβ = 1.500 nγ = 1.489 - 1.493
Max Birefringence:
δ = 0.009 - 0.011
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
and does not take into account mineral colouration.
Surface Relief:
Low
Dispersion:
relatively weak
Optical Extinction:
Inclined 33-39 degrees.
Chemistry of Bílinite
Mindat Formula:
Fe2+Fe3+2(SO4)4 · 22H2O
Elements listed:
Crystallography of Bílinite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/b
Cell Parameters:
a = 6.208 Å, b = 24.333 Å, c = 21.255 Å
β = 100.3°
β = 100.3°
Ratio:
a:b:c = 0.255 : 1 : 0.874
Unit Cell V:
3,159.02 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Radial-fibrous aggregates.
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 5.48 Å | (25) |
| 4.96 Å | (30) |
| 4.84 Å | (50) |
| 4.31 Å | (100) |
| 4.10 Å | (40) |
| 3.51 Å | (100) |
| 3.29 Å | (30) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 7: Great Oxidation Event | <2.4 |
| 45a : [Sulfates, arsenates, selenates, antimonates] | |
| 47a : [Near-surface hydration of prior minerals] | |
| 47b : [Sulfates and sulfites] | |
| Stage 10a: Neoproterozoic oxygenation/terrestrial biosphere | <0.6 |
| 50 : Coal and/or oil shale minerals | <0.36 |
| Stage 10b: Anthropogenic minerals | <10 Ka |
| 55 : Anthropogenic mine minerals |
Type Occurrence of Bílinite
General Appearance of Type Material:
Radial-fibrous aggregates.
Place of Conservation of Type Material:
No designated type material.
Geological Setting of Type Material:
Altered lignite.
Other Language Names for Bílinite
Relationship of Bílinite to other Species
Member of:
Other Members of this group:
| Apjohnite | Mn2+Al2(SO4)4 · 22H2O | Mon. 2/m : P21/b |
| Dietrichite | (Zn,Fe2+,Mn2+)Al2(SO4)4 · 22H2O | Mon. 2/m : P21/b |
| Halotrichite | FeAl2(SO4)4 · 22H2O | Mon. 2 : P2 |
| Pickeringite | MgAl2(SO4)4 · 22H2O | Mon. 2/m : P21/b |
| Redingtonite | (Fe2+,Mg,Ni)(Cr,Al)2(SO4)4 · 22H2O | Mon. 2 |
| Wupatkiite | (Co,Mg,Ni)Al2(SO4)4 · 22H2O | Mon. 2/m : P21/b |
Common Associates
Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat Grouping
| 7.CB. | Sarvodaite | Al2(SO4)3 · 5H2O |
| 7.CB.02 | Voudourisite | CdSO4 · H2O |
| 7.CB.05 | Dwornikite | Ni(SO4) · H2O |
| 7.CB.05 | Gunningite | ZnSO4 · H2O |
| 7.CB.05 | Kieserite | MgSO4 · H2O |
| 7.CB.05 | Poitevinite | (Cu,Fe)SO4 · H2O |
| 7.CB.05 | Szmikite | MnSO4 · H2O |
| 7.CB.05 | Szomolnokite | FeSO4 · H2O |
| 7.CB.05 | Cobaltkieserite | CoSO4 · H2O |
| 7.CB.07 | Sanderite | MgSO4 · 2H2O |
| 7.CB.10 | Bonattite | CuSO4 · 3H2O |
| 7.CB.12 | Belogubite | CuZn(SO4)2 · 10H2O |
| 7.CB.15 | Aplowite | (Co,Mn,Ni)SO4 · 4H2O |
| 7.CB.15 | Boyleite | (Zn,Mg)SO4 · 4H2O |
| 7.CB.15 | Ilesite | (Mn,Zn,Fe)SO4 · 4H2O |
| 7.CB.15 | Rozenite | FeSO4 · 4H2O |
| 7.CB.15 | Starkeyite | MgSO4 · 4H2O |
| 7.CB.15 | Drobecite | CdSO4 · 4H2O |
| 7.CB.15 | Cranswickite | MgSO4 · 4H2O |
| 7.CB.20 | Chalcanthite | CuSO4 · 5H2O |
| 7.CB.20 | Jôkokuite | MnSO4 · 5H2O |
| 7.CB.20 | Pentahydrite | MgSO4 · 5H2O |
| 7.CB.20 | Siderotil | FeSO4 · 5H2O |
| 7.CB.25 | Bianchite | Zn(SO4) · 6H2O |
| 7.CB.25 | Chvaleticeite | Mn(SO4) · 6H2O |
| 7.CB.25 | Ferrohexahydrite | FeSO4 · 6H2O |
| 7.CB.25 | Hexahydrite | MgSO4 · 6H2O |
| 7.CB.25 | Moorhouseite | Co(SO4) · 6H2O |
| 7.CB.25 | Nickelhexahydrite | Ni(SO4) · 6H2O |
| 7.CB.30 | Retgersite | NiSO4 · 6H2O |
| 7.CB.35 | Bieberite | CoSO4 · 7H2O |
| 7.CB.35 | Boothite | CuSO4 · 7H2O |
| 7.CB.35 | Mallardite | MnSO4 · 7H2O |
| 7.CB.35 | Melanterite | Fe2+(H2O)6SO4 · H2O |
| 7.CB.35 | Zincmelanterite | (Zn,Cu,Fe)SO4 · 7H2O |
| 7.CB.35 | Alpersite | (Mg,Cu)(SO4) · 7H2O |
| 7.CB.40 | Epsomite | MgSO4 · 7H2O |
| 7.CB.40 | Goslarite | ZnSO4 · 7H2O |
| 7.CB.40 | Morenosite | NiSO4 · 7H2O |
| 7.CB.45 | Alunogen | Al2(SO4)3 · 17H2O |
| 7.CB.45 | Meta-alunogen | Al2(SO4)3 · 12H2O |
| 7.CB.50 | Aluminocoquimbite | Al2Fe2(SO4)6(H2O)12 · 6H2O |
| 7.CB.50 | Lazaridisite | 3CdSO4 · 8H2O |
| 7.CB.52 | Pararaisaite | CuMg[Te6+O4(OH)2] · 6H2O |
| 7.CB.55 | Coquimbite | AlFe3(SO4)6(H2O)12 · 6H2O |
| 7.CB.55 | Paracoquimbite | Fe4(SO4)6(H2O)12 · 6H2O |
| 7.CB.55 | Rhomboclase | (H5O2)Fe3+(SO4)2 · 2H2O |
| 7.CB.55 | Raisaite | CuMg[Te6+O4(OH)2] · 6H2O |
| 7.CB.57 | Caichengyunite | Fe2+3Al2(SO4)6 · 30H2O |
| 7.CB.60 | Kornelite | Fe2(SO4)3 · 7H2O |
| 7.CB.65 | Quenstedtite | Fe2(SO4)3 · 11H2O |
| 7.CB.70 | Lausenite | Fe2(SO4)3 · 5H2O |
| 7.CB.75 | Lishizhenite | ZnFe2(SO4)4 · 14H2O |
| 7.CB.75 | Römerite | Fe2+Fe3+2(SO4)4 · 14H2O |
| 7.CB.80 | Ransomite | CuFe2(SO4)4 · 6H2O |
| 7.CB.85 | Apjohnite | Mn2+Al2(SO4)4 · 22H2O |
| 7.CB.85 | Dietrichite | (Zn,Fe2+,Mn2+)Al2(SO4)4 · 22H2O |
| 7.CB.85 | Halotrichite | FeAl2(SO4)4 · 22H2O |
| 7.CB.85 | Pickeringite | MgAl2(SO4)4 · 22H2O |
| 7.CB.85 | Redingtonite | (Fe2+,Mg,Ni)(Cr,Al)2(SO4)4 · 22H2O |
| 7.CB.85 | Wupatkiite | (Co,Mg,Ni)Al2(SO4)4 · 22H2O |
| 7.CB.90 | Meridianiite | MgSO4 · 11H2O |
Other Information
Notes:
Soluble in water.
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 Bílinite
mindat.org URL:
https://www.mindat.org/min-673.html
Please feel free to link to this page.
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External Links:
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References for Bílinite
Reference List:
Localities for Bílinite
symbol to view information about a locality.
The Locality List
- 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).
All localities listed without proper references should be considered as questionable.
Argentina | |
| Mineralogical Society of America - ... |
Brazil | |
| Waber et al. (1992) +1 other reference |
Czech Republic | |
| Vinš V. (1957) |
| Int. Geol. Rev. 12 (1971) |
Greece | |
| no description given yet] +1 other reference |
| Rieck et al. (2018) |
Hungary | |
| Szakáll & Gatter: Hun. Min. Spec. |
Norway | |
| Rune S. Selbekk (2010) |
| Witsø (1995) | |
| Witsø (1995) | |
Poland | |
| Ciesielczukk |
Russia | |
| Bortnikova et al. (2008) |
| Bortnikova et al. (2017) |
Ukraine | |
| Möckel et al. (1992) |
USA | |
| Graeme (1993) |
| Graeme (1993) +2 other references | |
| Livingston et al. (2005, December) |
| Mineralogical Society of America - ... |
| rruff.info (n.d.) |
| Bullock (1981) |
| Bullock (1981) |
| Kilburn et al. (1996) |
| Cannon (1975) |
Uzbekistan | |
| Uklonskiy et al. (1964) +1 other reference |
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