Fourmarierite
A valid IMA mineral species - grandfathered
This page kindly sponsored by Michael J Pabst
About Fourmarierite
Formula:
Pb(UO2)4O3(OH)4 · 4H2O
Colour:
Red-orange to golden red, carmine red, reddish brown to brown;
Lustre:
Adamantine, Sub-Adamantine
Hardness:
3 - 4
Specific Gravity:
6.046
Crystal System:
Orthorhombic
Name:
After P. Fourmarier (December 25, 1877, La Hulpe, Belgium - January 20, 1970, Liège, Belgium), Professor of Geology, University of Liége, Belgium.
This page provides mineralogical data about Fourmarierite.
Unique Identifiers
Mindat ID:
1587
Long-form identifier:
mindat:1:1:1587:1
GUID
(UUID V4):
(UUID V4):
97a5232a-32c0-4836-88d5-09f84c8b86ff
IMA Classification of Fourmarierite
Approved, 'Grandfathered' (first described prior to 1959)
IMA Formula:
Pb1-xO3-2x(UO2)4(OH)4+2x · 4H2O
First published:
1924
Classification of Fourmarierite
4.GB.25
4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
G : Uranyl Hydroxides
B : With additional cations (K, Ca, Ba, Pb, etc.); with mainly UO2(O,OH)5 pentagonal polyhedra
4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
G : Uranyl Hydroxides
B : With additional cations (K, Ca, Ba, Pb, etc.); with mainly UO2(O,OH)5 pentagonal polyhedra
5.9.2.1
5 : OXIDES CONTAINING URANIUM OR THORIUM
9 : Miscellaneous
5 : OXIDES CONTAINING URANIUM OR THORIUM
9 : Miscellaneous
7.16.24
7 : Oxides and Hydroxides
16 : Oxides of U
7 : Oxides and Hydroxides
16 : Oxides of U
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 |
---|---|---|
Fmr | 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 Fourmarierite
Adamantine, Sub-Adamantine
Transparency:
Transparent, Translucent
Colour:
Red-orange to golden red, carmine red, reddish brown to brown;
Hardness:
3 - 4 on Mohs scale
Cleavage:
Perfect
On {001} perfect; {100} imperfect.
On {001} perfect; {100} imperfect.
Density:
6.046 g/cm3 (Measured) 5.98 g/cm3 (Calculated)
Optical Data of Fourmarierite
Type:
Biaxial (-)
RI values:
nα = 1.850 - 1.865 nβ = 1.885 - 1.920 nγ = 1.890 - 1.970
2V:
Measured: 50° to 55°, Calculated: 40° to 84°
Max Birefringence:
δ = 0.040 - 0.105
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:
Very High
Dispersion:
r > v strong
Pleochroism:
Visible
Comments:
Shades of yellow and orange
X = c = colourless
Y = b = pale yellow
Z = a = yellow
X = c = colourless
Y = b = pale yellow
Z = a = yellow
Chemistry of Fourmarierite
Mindat Formula:
Pb(UO2)4O3(OH)4 · 4H2O
Elements listed:
Crystallography of Fourmarierite
Crystal System:
Orthorhombic
Class (H-M):
mm2 - Pyramidal
Cell Parameters:
a = 13.986(4) Å, b = 16.400(5) Å, c = 14.293(9) Å
Ratio:
a:b:c = 0.853 : 1 : 0.872
Unit Cell V:
3,278.39 ų (Calculated from Unit Cell)
Z:
8
Morphology:
Tabular {001} and usually elongated [010]. {001} striated [010].
Comment:
Space Group: Bb21m
Crystal Structure
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2x2x2 | 3x3x3 | 4x4x4
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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) |
---|---|---|---|---|---|---|---|
0005671 | Fourmarierite | Li Y, Burns P C (2000) Investigations of crystal-chemical variability in lead uranyl oxide hydrates. II. Fourmarierite The Canadian Mineralogist 38 737-749 | 2000 | Shinkolobwe, Democratic Republic of Congo | 0 | 293 | |
0005672 | Fourmarierite | Li Y, Burns P C (2000) Investigations of crystal-chemical variability in lead uranyl oxide hydrates. II. Fourmarierite The Canadian Mineralogist 38 737-749 | 2000 | Shinkolobwe, Democratic Republic of Congo | 0 | 293 | |
0005673 | Fourmarierite | Li Y, Burns P C (2000) Investigations of crystal-chemical variability in lead uranyl oxide hydrates. II. Fourmarierite The Canadian Mineralogist 38 737-749 | 2000 | Shinkolobwe, Democratic Republic of Congo | 0 | 293 | |
0005674 | Fourmarierite | Li Y, Burns P C (2000) Investigations of crystal-chemical variability in lead uranyl oxide hydrates. II. Fourmarierite The Canadian Mineralogist 38 737-749 | 2000 | Shinkolobwe, Democratic Republic of Congo | 0 | 293 | |
0005675 | Fourmarierite | Li Y, Burns P C (2000) Investigations of crystal-chemical variability in lead uranyl oxide hydrates. II. Fourmarierite The Canadian Mineralogist 38 737-749 | 2000 | Shinkolobwe, Democratic Republic of Congo | 0 | 293 | |
0005676 | Fourmarierite | Li Y, Burns P C (2000) Investigations of crystal-chemical variability in lead uranyl oxide hydrates. II. Fourmarierite The Canadian Mineralogist 38 737-749 | 2000 | Shinkolobwe, Democratic Republic of Congo | 0 | 293 | |
0005677 | Fourmarierite | Li Y, Burns P C (2000) Investigations of crystal-chemical variability in lead uranyl oxide hydrates. II. Fourmarierite The Canadian Mineralogist 38 737-749 | 2000 | Shinkolobwe, Democratic Republic of Congo | 0 | 293 | |
0005678 | Fourmarierite | Li Y, Burns P C (2000) Investigations of crystal-chemical variability in lead uranyl oxide hydrates. II. Fourmarierite The Canadian Mineralogist 38 737-749 | 2000 | Shinkolobwe, Democratic Republic of Congo | 0 | 293 | |
0005679 | Fourmarierite | Li Y, Burns P C (2000) Investigations of crystal-chemical variability in lead uranyl oxide hydrates. II. Fourmarierite The Canadian Mineralogist 38 737-749 | 2000 | Shinkolobwe, Democratic Republic of Congo | 0 | 293 | |
0005680 | Fourmarierite | Li Y, Burns P C (2000) Investigations of crystal-chemical variability in lead uranyl oxide hydrates. II. Fourmarierite The Canadian Mineralogist 38 737-749 | 2000 | 0 | 293 | ||
0005681 | Fourmarierite | Li Y, Burns P C (2000) Investigations of crystal-chemical variability in lead uranyl oxide hydrates. II. Fourmarierite The Canadian Mineralogist 38 737-749 | 2000 | Shaba, Democratic Republic of Congo | 0 | 293 | |
0005682 | Fourmarierite | Li Y, Burns P C (2000) Investigations of crystal-chemical variability in lead uranyl oxide hydrates. II. Fourmarierite The Canadian Mineralogist 38 737-749 | 2000 | Shaba, Democratic Republic of Congo | 0 | 293 | |
0005683 | Fourmarierite | Li Y, Burns P C (2000) Investigations of crystal-chemical variability in lead uranyl oxide hydrates. II. Fourmarierite The Canadian Mineralogist 38 737-749 | 2000 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
3.562 Å | (100) |
3.169 Å | (100) |
7.12 Å | (80) |
3.523 Å | (50) |
2.512 Å | (50) |
1.975 Å | (50) |
2.739 Å | (20) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Near-surface Processes | |
27 : Radioactive decay; auto-oxidation | |
Stage 7: Great Oxidation Event | <2.4 |
47a : [Near-surface hydration of prior minerals] | |
47g : [Halogen-bearing surface weathering minerals] | |
47h : [Near-surface oxidized, dehydrated minerals] |
Type Occurrence of Fourmarierite
Place of Conservation of Type Material:
1) Muséum national d'Histoire naturelle, Paris, 124-181.
2) Laboratory of Mineralogy, University of Liège, 16871 and 16872.
2) Laboratory of Mineralogy, University of Liège, 16871 and 16872.
Geological Setting of Type Material:
Oxidized zone of a uranium deposit
Reference:
Buttgenbach, H. (1924) Minéralogie du Congo Belge. La fourmariérite nouvelle espèce minérale. Annales de la Société Géologique de Belgique: 47: C41-C43.
Other Language Names for Fourmarierite
Common Associates
Associated Minerals Based on Photo Data:
39 photos of Fourmarierite associated with Uranophane | Ca(UO2)2(SiO3OH)2 · 5H2O |
24 photos of Fourmarierite associated with Uraninite | UO2 |
21 photos of Fourmarierite associated with Studtite | [(UO2)(O2)(H2O)2] · H2O |
17 photos of Fourmarierite associated with Becquerelite | Ca(UO2)6O4(OH)6 · 8H2O |
8 photos of Fourmarierite associated with Muscovite | KAl2(AlSi3O10)(OH)2 |
8 photos of Fourmarierite associated with Rutherfordine | (UO2)CO3 |
7 photos of Fourmarierite associated with Clarkeite | (Na,Ca,Pb)(UO2)O(OH) · 0-1H2O |
6 photos of Fourmarierite associated with Kasolite | Pb(UO2)(SiO4) · H2O |
6 photos of Fourmarierite associated with Vandendriesscheite | PbU7O22 · 12H2O |
5 photos of Fourmarierite associated with Wölsendorfite | Pb7(UO2)14O19(OH)4 · 12H2O |
Related Minerals - Strunz-mindat Grouping
4.GB.05 | Agrinierite | K2(Ca,Sr)[(UO2)3O3(OH)2]2 · 5H2O |
4.GB.05 | Compreignacite | K2(UO2)6O4(OH)6 · 7H2O |
4.GB.05 | Rameauite | K2Ca(UO2)6O6(OH)4 · 6H2O |
4.GB.10 | Becquerelite | Ca(UO2)6O4(OH)6 · 8H2O |
4.GB.10 | Billietite | Ba(UO2)6O4(OH)6 · 4-8H2O |
4.GB.10 | Protasite | Ba(UO2)3O3(OH)2 · 3H2O |
4.GB.15 | Richetite | (Fe3+,Mg)Pb 8.6(UO2)36O36(OH)24 · 41H2O |
4.GB.20 | Bauranoite | Ba(UO2)2(OH)6 · 1-2H2O |
4.GB.20 | Calciouranoite | (Ca,Ba,Pb)U2O7 · 5H2O |
4.GB.20 | Metacalciouranoite | (Ca,Ba,Pb,K2)U2O7 · 2H2O |
4.GB.30 | Wölsendorfite | Pb7(UO2)14O19(OH)4 · 12H2O |
4.GB.35 | Masuyite | Pb(UO2)3O3(OH)2 · 3H2O |
4.GB.40 | Metavandendriesscheite | PbU7O22 · nH2O n < 12 |
4.GB.40 | Vandendriesscheite | PbU7O22 · 12H2O |
4.GB.45 | Vandenbrandeite | Cu(UO2)(OH)4 |
4.GB.50 | Sayrite | Pb2(UO2)5O6(OH)2 · 4H2O |
4.GB.55 | Curite | Pb3(H2O)2[(UO2)4O4(OH)3]2 |
4.GB.60 | Iriginite | (UO2)Mo2O7 · 3H2O |
4.GB.65 | Uranosphaerite | Bi(UO2)O2(OH) |
4.GB.70 | Holfertite | CaxU6+2-xTi(O8-xOH4x) · 3H2O |
4.GB.75 | Carlosbarbosaite | (UO2)2Nb2O6(OH)2 · 2H2O |
4.GB.80 | Gauthierite | KPb[(UO2)7O5(OH)7] · 8H2O |
4.GB.85 | Kroupaite | KPb0.5[(UO2)8O4(OH)10] · 10H2O |
4.GB.90 | Leesite | K(H2O)2[(UO2)4O2(OH)5] · 3H2O |
4.GB.95 | Shinkolobweite | Pb1.25[U5+(H2O)2(U6+O2)5O8(OH)2](H2O)5 |
4.GB.95 | Nollmotzite | Mg[U5+(U6+O2)2O4F3] · 4H2O |
Fluorescence of Fourmarierite
Not fluorescent.
Other Information
Thermal Behaviour:
Blackens when heated in air but does not fuse.
Notes:
Easily soluble in acids to a yellow solution.
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 Fourmarierite
mindat.org URL:
https://www.mindat.org/min-1587.html
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References for Fourmarierite
Reference List:
Schoep, Alfred (1924) Sur la composition chimique de la fourmariérite. Bulletin de Minéralogie, 47 (5) 157-162 doi:10.3406/bulmi.1924.3945
(1958) Systematic mineralogy of uranium and thorium. Bulletin Vol. 1064. US Geological Survey doi:10.3133/b1064 pp.208-211
Christ, C. L., Clark, J. R. (1960) Crystal chemical studies of some uranyl oxide hydrates. American Mineralogist, 45 (9-10) 1026-1061
Piret, Paul (1985) Structure cristalline de la fourmariérite, Pb(UO2)4O3(OH)4·4H2O. Bulletin de Minéralogie, 108 (5) 659-665 doi:10.3406/bulmi.1985.7882
Li, Y., Burns, P. C. (2000) Investigations of crystal-chemical variation in lead uranyl oxide hydrates. II. Fourmarierite. The Canadian Mineralogist, 38 (3) 737-749 doi:10.2113/gscanmin.38.3.737
Burns, Peter C. (2005) U6+ minerals and inorganic compounds: insights into an expanded structural hierarchy of crystal structures. The Canadian Mineralogist, 43 (6) 1839-1894 doi:10.2113/gscanmin.43.6.1839
Localities for Fourmarierite
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).
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.
All localities listed without proper references should be considered as questionable.
Australia | |
| Waite & Payne (1993) |
Austria | |
| Strasser (1989) |
Brazil | |
| Pires et al. (2014) |
| Bermanec et al. (2011) +1 other reference |
Scholz et al. (2014) | |
Canada | |
| Traill (1983) |
| SASSANO et al. (1987) |
| Rich et al. (1977) |
China | |
| Long Lu et al. (2006) |
| Aizhen Wang (1992) |
Czech Republic | |
| Pauliš P. et al. (Kutna Hora, issue 1) +2 other references |
Plášil J. et al. (2008) | |
| Desor (04/2022) +1 other reference |
| |
| Sejkora (1994) |
DR Congo (TL) | |
| Buttgenbach (1924) +1 other reference |
| erronerously reported |
France | |
| - (1998) |
| Fred Bonnet Collection |
Gabon | |
| Jensen et al. (2002) |
Janusz Janeczek (1999) | |
Germany | |
| 54 (in German) +1 other reference |
| Weiß (1990) |
| Weiß (1990) |
| Weiß (1990) |
Dill et al. (2010) | |
| Wittern (2001) |
Lapis 30 (7/8) | |
| René (2018) |
| Gröbner et al. (2007) +1 other reference |
Hungary | |
| GEODA 2004 |
India | |
| American Mineralogist: 41: 127-133 |
Italy | |
| Vignola P. et al. (2011) |
Norway | |
| Åmli (1969) |
| Åmli (1975) |
Neumann (1985) | |
| Sverdrup (1959) |
| Neumann (1985) |
| Neumann (1985) |
| Husdal (2019) |
| Husdal (2023) |
| Neumann (1985) |
| Larsen. A.O. & Åsheim (2008) |
Poland | |
| Eligiusz Szełęg collection (SEM/EDS identification) +1 other reference |
pl.wikipedia.org (2006) | |
Russia | |
| Pavel M. Kartashov analytical data 2012 |
Slovakia | |
| Števko M. (2022) |
Switzerland | |
| Stalder et al. (1998) |
| Stalder et al. (1998) +1 other reference |
Ukraine | |
| Dudar et al. (2018) |
USA | |
| Frondel (1956) +4 other references |
| Eckel et al. (1997) |
| Eckel et al. (1997) |
| Eckel et al. (1997) |
| Eckel et al. (1997) |
| Eckel et al. (1997) |
| Eckel et al. (1997) |
| Eckel et al. (1997) |
Eckel et al. (1997) | |
| Schooner (circa 1980s) |
| King et al. (1994) |
| King et al. (1994) +1 other reference |
| Frondel (1956) +1 other reference |
| Rocks & Minerals 80:4 pp234-241 +1 other reference |
| Jensen (1978) |
Robinson et al. (2007) | |
| Carolina Geoloogical Society +1 other reference |
USGS Trace Element Investigation Report ... +1 other reference | |
| Warner et al. (2009) |
| Smith et al. (2000) |
Rocks & Minerals: 60: 117-118. | |
USGS Bull 1063F | |
| USGS Bull 1063F |
| Rocks & Min.:10:147 & 60:112 |
| Bullock (1981) |
Thompson et al. (1955) +1 other reference | |
Page et al. (1956) +3 other references |
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Shinkolobwe Mine, Shinkolobwe, Kambove Territory, Haut-Katanga, DR Congo