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Boussingaultite

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Jean-Baptiste Joseph Dieudonne Boussingault
Formula:
(NH4)2Mg(SO4)2 · 6H2O
System:
Monoclinic
Colour:
Colourless, ...
Hardness:
2
Name:
After Jean-Baptiste Boussingault (1802-1887), French chemist.
Picromerite Group, Boussingaultite-Mohrite Series.

May originate as an alteration (hydration) product of efremovite.

Classification of Boussingaultite

Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
7.CC.60

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
C : Sulfates (selenates, etc.) without additional anions, with H2O
C : With medium-sized and large cations
29.3.7.2

29 : HYDRATED ACID AND NORMAL SULFATES
3 : A2B(XO4)2·xH2O
25.3.17

25 : Sulphates
3 : Sulphates of Mg
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First Recorded Occurrence of Boussingaultite

Year of Discovery:
1864
Geological Setting of First Recorded Material:
Boric acid fumaroles.

Occurrences of Boussingaultite

Geological Setting:
Geysers; anthracite mine dump fires (anthropogenic).

Physical Properties of Boussingaultite

Silky
Diaphaneity (Transparency):
Transparent
Colour:
Colourless, yellowish-pink; colourless in transmitted light.
Hardness (Mohs):
2
Cleavage:
Perfect
{_201}, perfect.
Density:
1.722 g/cm3 (Measured)    1.722 g/cm3 (Calculated)
Comment:
Measured on artificial material.

Crystallography of Boussingaultite

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/b
Space Group Setting:
P21/a
Cell Parameters:
a = 9.324(7) Å, b = 12.597(9) Å, c = 6.211(5) Å
β = 107.1°
Ratio:
a:b:c = 0.74 : 1 : 0.493
Unit Cell Volume:
V 697.26 ų (Calculated from Unit Cell)
Z:
2
Morphology:
Short prismatic [001] with {001} prominent. Massive, crusts, stalactites.
Comment:
Synthetic

Optical Data of Boussingaultite

Type:
Biaxial (+)
RI values:
nα = 1.472 nβ = 1.473 nγ = 1.479
2V:
Measured: 51°
Max Birefringence:
δ = 0.007
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
perceptible r > v

Chemical Properties of Boussingaultite

Formula:
(NH4)2Mg(SO4)2 · 6H2O
Essential elements:
All elements listed in formula:
Analytical Data:
Water soluble.

Relationship of Boussingaultite to other Species

Series:
Forms a series with Mohrite (see here)
Other Members of Group:
CyanochroiteK2Cu(SO4)2 · 6H2O
Mohrite(NH4)2Fe(SO4)2 · 6H2O
Nickelboussingaultite(NH4)2Ni(SO4)2 · 6H2O
NickelpicromeriteK2Ni(SO4)2•6H2O
PicromeriteK2Mg(SO4)2 · 6H2O
7.CC.05KrausiteKFe(SO4)2 · H2O
7.CC.10TamarugiteNaAl(SO4)2 · 6H2O
7.CC.15KaliniteKAl(SO4)2 · 11H2O Not confirmed
7.CC.15MendoziteNaAl(SO4)2 · 11H2O
7.CC.20Lonecreekite(NH4)Fe3+(SO4)2 · 12H2O
7.CC.20Alum-(K)KAl(SO4)2 · 12H2O
7.CC.20Alum-(Na)NaAl(SO4)2 · 12H2O
7.CC.20Tschermigite(NH4)Al(SO4)2 · 12H2O
7.CC.20LanmuchangiteTl+Al(SO4)2 · 12H2O
7.CC.25VoltaiteK2Fe52+Fe33+Al(SO4)12 · 18H2O
7.CC.25ZincovoltaiteK2Zn5Fe33+Al(SO4)12 · 18H2O
7.CC.25PertlikiteK2(Fe2+,Mg)2Mg4Fe23+Al(SO4)12 · 18H2O
7.CC.25Ammoniomagnesiovoltaite(NH4)2Mg52+Fe33+Al(SO4)12 · 18H2O
7.CC.30KröhnkiteNa2Cu(SO4)2 · 2H2O
7.CC.35FerrinatriteNa3Fe(SO4)3 · 3H2O
7.CC.40GoldichiteKFe(SO4)2 · 4H2O
7.CC.45LöweiteNa12Mg7(SO4)13 · 15H2O
7.CC.50BlöditeNa2Mg(SO4)2 · 4H2O
7.CC.50NickelblöditeNa2(Ni,Mg)(SO4)2 · 4H2O
7.CC.50ChangoiteNa2Zn(SO4)2 · 4H2O
7.CC.50Zincblödite
7.CC.55LeoniteK2Mg(SO4)2 · 4H2O
7.CC.55MereiteriteK2Fe(SO4)2 · 4H2O
7.CC.60CyanochroiteK2Cu(SO4)2 · 6H2O
7.CC.60Mohrite(NH4)2Fe(SO4)2 · 6H2O
7.CC.60Nickelboussingaultite(NH4)2Ni(SO4)2 · 6H2O
7.CC.60PicromeriteK2Mg(SO4)2 · 6H2O
7.CC.65PolyhaliteK2Ca2Mg(SO4)4 · 2H2O
7.CC.70LeightoniteK2Ca2Cu(SO4)4 · 2H2O
7.CC.75AmarilliteNaFe(SO4)2 · 6H2O
7.CC.80KonyaiteNa2Mg(SO4)2 · 5H2O
7.CC.85WattevilleiteNa2Ca(SO4)2 · 4H2O (?)
25.3.1KieseriteMgSO4 · H2O
25.3.2SanderiteMgSO4 · 2H2O
25.3.3StarkeyiteMgSO4 · 4H2O
25.3.4PentahydriteMgSO4 · 5H2O
25.3.5HexahydriteMgSO4 · 6H2O
25.3.6EpsomiteMgSO4 · 7H2O
25.3.7CaminiteMg7(SO4)5(OH)4 · H2O
25.3.8VanthoffiteNa6Mg(SO4)4
25.3.9BlöditeNa2Mg(SO4)2 · 4H2O
25.3.10KonyaiteNa2Mg(SO4)2 · 5H2O
25.3.11LöweiteNa12Mg7(SO4)13 · 15H2O
25.3.12UklonskoviteNaMg(SO4)F · 2H2O
25.3.13LangbeiniteK2Mg2(SO4)3
25.3.14LeoniteK2Mg(SO4)2 · 4H2O
25.3.15PicromeriteK2Mg(SO4)2 · 6H2O
25.3.16Efremovite(NH4)2Mg2(SO4)3
25.3.18PickeringiteMgAl2(SO4)4 · 22H2O

Other Names for Boussingaultite

Name in Other Languages:

Other Information

Other Information:
Sharply astringent and saline taste
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Boussingaultite

Reference List:
Bechi (1864) Comptes rendu de l’Académie des sciences de Paris: 58: 583.

Popp (1872) Annalen der Chemie, Leipzig (Justus Liebig’s), Suppl. Bd.: 8: 1. (as Cerbolit).

Goldsmith (1873) Proceedings of the Academy of Sciences, Philadelphia: 28: 264.

Tutton (1905) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 41: 328.

Goldschmidt, V. (1913) Atlas der Krystallformen. 9 volumes, atlas, and text: vol. 1: 227.

Larsen, E.P., and Shannon (1920) American Mineralogist: 5: 127.

Hofmann (1931) Zeitschrift für Kristallographie, Mineralogie und Petrographie, Leipzig: 78: 279.

Benrath and Thiemann (1932) Zeitschrift für anorganische und allgemeine Chemie, Hamburg, Leipzig: 208: 179.

Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 455-456.

Zeitschrift für Kristallographie: 117: 344-357.

Internet Links for Boussingaultite

Localities for Boussingaultite

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.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Botswana
 
  • North-West District
    • Ngamiland West District
[AmMin 84:194]
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Central Bohemia Region
Zacek, V., Oplustil, S., Mayova, A. & Meyer, F. R. (1995): Die Mineralien von Kladno in Mittelböhmen, Tschechische Republik. Mineralien-Welt 6 (1), 13-30 (in German).
        • Libušin
Hyrsl J., Korbel P.; Tschechien & Slowakei, Mineralien und Fundstellen. Bode Verlag, 2008. Page 268-273
    • Hradec Králové Region
      • Trutnov (Trautenau)
        • Radvanice
Jirásek, J.: Thermal Changes of the Rocks in the Dump Pile of the Kateřina Colliery in Radvanice (Eastern Bohemia). Ostrava: VSB – Technical University of Ostrava, Institute of Geological Engineering - 541, 2001. 69 p.
Germany
 
  • North Rhine-Westphalia
    • Aachen
      • Alsdorf
Blaß, G. and Strehler, H. (1993): Mineralbildungen in einer durch Selbstentzündung brennenden Bergehalde des Aachener Steinkohlenreviers. Mineralien-Welt 4 (4), 35-42. (in German)
  • Thuringia
    • Gera
      • Ronneburg U deposit
T. Witzke & F. Rüger: Lapis 1998(7/8), 26-64
T. Witzke & F. Rüger: Lapis 1998(7/8), 26-64
Hungary
 
  • Baranya Co.
    • Mecsek Mts
      • Pécs
Szakáll, S. & Kristály, F. (2008): Ammonium sulphates from burning coal dumps at Komló and Pécs-Vasas, Mecsek Mts., South Hungary. Mineralogia, Special Papers, Vol. 32 (2nd Central-European Mineralogical Conference 2008 (CEMC)), 154.
Italy
 
  • Sicily
    • Messina Province
      • Eolie Islands (Aeolian Islands)
        • Lipari
          • Vulcano Island
Campostrini I. et al - Vulcano: ein aussergewohnlicher Fundpunkt von neuen und seltenen Mineralien - MineralienWelt 2010 - nr.3 - p.40-57
            • Porto Levante
GARAVELLI A., GRASSO M.F., VURRO F. (1996): Mineral occurrence and depositional processes at Baia di Levante area (Vulcano Island, Italy). - Mineralogica et Petrographica Acta - 39, 251- 261.
  • Tuscany
    • Grosseto Province
      • Montieri
[C.R.Acad.Sci.Paris (1864) 58, 583; Clark, 1993 - "Hey's Mineral Index"]
Japan
 
  • Hokkaido
    • Sorachi Province
      • Mikasa City
Shimobayashi, N., Ohnishi, M., Miura, H. (2011) Ammonium sulfate minerals from Mikasa, Hokkaido, Japan: boussingaultite, godovikovite, efremovite and tschermigite. Journal of Mineralogical and Petrological Sciences, 106, (in press).
Netherlands
 
  • Limburg
    • Kerkrade
Poland
 
  • Upper Silesia (Śląskie)
    • Upper Silesian Coal Basin
      • Katowice area
Parafiniuk, J. and Kruszewski, Ł. (2009): Ammonium minerals from burning coal-dumps of the Upper Silesian Coal Basin (Poland). Geol. Quart., 53, 341-356. http://www.pgi.gov.pl/images/stories/G_Q/53_3/parafiniuk.pdf (esp. p. 347)]
        • Łaziska
Lukasz Kruszewski 2005: Minerals arising in cause of underground fires of "Skalny" coal mine dump in Laziska (Upper Silesia, Poland). Mag. Thesis (unpublished); Parafiniuk, J. and Kruszewski, Ł. (2009): Ammonium minerals from burning coal-dumps of the Upper Silesian Coal Basin (Poland). Geol. Quart., 53, 341-356. http://www.pgi.gov.pl/images/stories/G_Q/53_3/parafiniuk.pdf]
Russia
 
  • Urals Region
    • Southern Urals
      • Chelyabinsk Oblast'
Cesnokov, B., Kotrly, M. and Nisanbajev, T. (1998): Brennende Abraumhalden und Aufschlüsse im Tscheljabinsker Kohlenbecken - eine reiche Mineralienküche. Mineralien-Welt, 9 (3), 54-63 (in German).
          • Kopeisk
Pekov, I. (1998) Minerals First discovered on the territory of the former Soviet Union 369p. Ocean Pictures, Moscow
Tajikistan
 
  • Viloyati Sogd (Viloyati Sughd; Viloyati Khodzhent; Viloyati Leninabad)
    • Zeravshan Range
      • Yagnob River
D.I.Belakovskiy data
USA
 
  • California
    • Inyo Co.
      • Coso Mts (Coso Range)
        • Coso District (New Coso District)
Mineralogical Record: 9: 113
    • Sonoma Co.
      • Mayacmas Mts (Mayacamas Mts)
        • West Mayacmas District
Goldsmith, E. (1877), On boussingaultite and other minerals from Sonoma County, California: Academy of Natural Sciences of Philadelphia Proceedings: 28: 264; Allen, Eugene T. & Arthur L. Day (1927), Steam wells and other thermal activity at “The Geysers,” California: Carnegie Institute Washington Publication 378: 45;Vonsen, Magnus (1946), Minerals at “The Geysers,” Sonoma County, California: California Division Mines Report 42: 289; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 399; Smith, Robert Leland (1958), Some new occurrences of sassolite in the United States: American Mineralogist: 43: 1204-1205; Dunning, Gail E. and J.F. Cooper (1969a) Letovicite from The Geysers, Sonoma County, California. California Division Mines and Geology Mineral Information Service: 22: 135; American Mineralogist (1970): 55: 2103-2104; Mineralogical Record (1993): 24: 349.
Goldsmith, E. (1877), On boussingaultite and other minerals from Sonoma County, California: Academy of Natural Sciences of Philadelphia Proceedings: 28: 265; Vonsen, Magnus (1946), Minerals at “The Geysers,” Sonoma County, California: California Division Mines Report 42: 288; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 257.
    • Ventura Co.
      • Santa Paula
Larsen, Esper Signius & Shannon, Earl V. (1920), Boussingaultite from South Mountain near Santa Paula California American Mineralogist: 5: 127-129; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 270; Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II, 7th edition, revised and enlarged, 1124 pp.: 455.
  • Pennsylvania
    • Luzerne Co.
Reed, Juliet C. (1976), Annotated Biblio. of Minerals New to the Pennsylvania List 1965-1974, The Mineralogical Society of PA, Inc.: 21-22; Grant, R.W. (Sep, 1974) PA Mins. (PM) (141), Keystone Newsletter.
    • Schuylkill Co.
Palache, et al (1951), Dana 7:II: 456; Reed, Juliet C. (1976), Annotated Biblio. of Minerals New to the Pennsylvania List 1965-1974, The Mineralogical Society of PA, Inc.: 21; Grant, R.W. (Jul, 1974) PA Mins. (PM) (139), Keystone Newsletter; Roberts, et a
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