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Hexahydrite Group

A material that is NOT an approved mineral species

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Photos of Hexahydrite Group (51)

Hexahydrite Group Gallery Search Photos of Hexahydrite Group

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Nickelhexahydrite

Sulphide deposit, Sohland an der Spree, Bautzen District, Saxony, Germany

Ferrohexahydrite

Sulphide deposit, Sohland an der Spree, Bautzen District, Saxony, Germany

Moorhouseite

Amphibolite quarry, Mackenheim, Abtsteinach, Bergstraße, Darmstadt, Hesse, Germany

Nickelhexahydrite

Sulphide deposit, Sohland an der Spree, Bautzen District, Saxony, Germany

Ferrohexahydrite

Sulphide deposit, Sohland an der Spree, Bautzen District, Saxony, Germany

Moorhouseite

Amphibolite quarry, Mackenheim, Abtsteinach, Bergstraße, Darmstadt, Hesse, Germany

Nickelhexahydrite

Sulphide deposit, Sohland an der Spree, Bautzen District, Saxony, Germany

Ferrohexahydrite

Sulphide deposit, Sohland an der Spree, Bautzen District, Saxony, Germany

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About Hexahydrite GroupHide

Formula:

MSO₄ · 6H₂O

Name:

After the principal mineral of the group: Hexahydrite.

A group of monoclinic hexahydrated sulphates with the above general formula, where M = divalent Mg, Mn, Fe, Co, Ni, Zn.
Compare also the tetragonal retgersite.

Compare the Epsomite Group and the Melanterite Group.

Unique IdentifiersHide

Mindat ID:

29297

Long-form identifier:

mindat:1:1:29297:1

GUID
(UUID V4):

415e4e09-93f3-45fc-835c-88f79f313c1a

Chemistry of Hexahydrite GroupHide

Mindat Formula:

MSO₄ · 6H₂O

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	Year	Locality	Temp (K)
0019606	Bianchite	Anderson J L, Peterson R C, Swainson I (2012) The atomic structure of deuterated boyleite ZnSO44D2O, ilesite MnSO44D2O, and bianchite ZnSO46D2O* American Mineralogist 97 1905-1914	2012	synthetic	293
0018487	Bianchite	Spiess M, Gruehn R (1979) Zur thermischen Dehydratisierung des ZnSO47H2O und zum Hochtemperaturverhalten von wasserfreiem ZnSO4* Zeitschrift fur Anorganische und Allgemeine Chemie 456 222-240	1979	synthetic, made by dehydration of ZnSO4*7H2O	293
0009280	Hexahydrite	Zalkin A, Ruben H, Templeton D H (1964) The crystal structure and hydrogen bonding of magnesium sulfate hexahydrate Acta Crystallographica 17 235-240	1964	synthetic	293
0010070	Moorhouseite	Elerman Y (1988) Refinement of the crystal structure of CoSO46H2O* Acta Crystallographica C44 599-601	1988	synthetic	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Bianchite'
loop_
_publ_author_name
'Anderson J L'
'Peterson R C'
'Swainson I'
_journal_name_full 'American Mineralogist'
_journal_volume 97 
_journal_year 2012
_journal_page_first 1905
_journal_page_last 1914
_publ_section_title
;
 The atomic structure of deuterated boyleite ZnSO4*4D2O,
 ilesite MnSO4*4D2O, and bianchite ZnSO4*6D2O
;
_database_code_amcsd 0019606
_chemical_compound_source 'Synthetic'
_chemical_formula_sum 'Zn S O10 H12'
_cell_length_a 9.9692
_cell_length_b 7.2441
_cell_length_c 24.2493
_cell_angle_alpha 90
_cell_angle_beta 98.488
_cell_angle_gamma 90
_cell_volume 1732.052
_exptl_crystal_density_diffrn      2.067
_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
_atom_site_U_iso_or_equiv
Zn1   0.00000   0.00000   0.00000   0.01400
Zn2   0.00000   0.94800   0.25000   0.01400
S   0.86670   0.45480   0.12580   0.02390
O1   0.76550   0.59370   0.13250   0.02390
O2   0.98960   0.44720   0.16650   0.02390
O3   0.90950   0.49620   0.07270   0.02390
O4   0.80190   0.27570   0.11910   0.02390
O5   0.59390   0.72790   0.04220   0.02390
O6   0.54250   0.32410   0.06390   0.02390
O7   0.31590   0.54950   0.01900   0.02390
O8   0.87790   0.15600   0.28460   0.02390
O9   0.89410   0.75580   0.28400   0.02390
O10   0.86060   0.94530   0.18230   0.02390
H51   0.15590   0.20190   0.07590   0.05460
H52   0.04330   0.32610   0.05410   0.05460
H61   0.01090   0.28480   0.92980   0.05460
H62   0.89450   0.17310   0.90380   0.05460
H71   0.20840   0.87390   0.95300   0.05460
H72   0.27270   0.97300   0.00420   0.05460
H81   0.31920   0.60880   0.31030   0.05460
H82   0.43330   0.75760   0.29590   0.05460
H91   0.43190   0.14050   0.29880   0.05460
H92   0.30510   0.22580   0.26960   0.05460
H101   0.65930   0.34440   0.34330   0.05460
H102   0.65560   0.55250   0.34070   0.05460

Relationship of Hexahydrite Group to other SpeciesHide

Group Members:

Bianchite	Zn(SO₄) · 6H₂O	Mon. 2/m : P2/m
Chvaleticeite	Mn(SO₄) · 6H₂O	Mon. 2/m : B2/b
Ferrohexahydrite	FeSO₄ · 6H₂O	Mon. 2/m : B2/b
Hexahydrite	MgSO₄ · 6H₂O	Mon. 2/m : P2/m
Moorhouseite	Co(SO₄) · 6H₂O	Mon. 2/m : B2/b
Nickelhexahydrite	Ni(SO₄) · 6H₂O	Mon. 2/m : B2/b

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 Hexahydrite GroupHide

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https://www.mindat.org/min-29297.html
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References for Hexahydrite GroupHide

Reference List:

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.

Localities for Hexahydrite GroupHide

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.


Andorra
Ordino Llorts ⓘ Llorts Mine	[Ferrohexahydrite] Valenti Turu and Michels (1992)

Antarctica
Eastern Antarctica Queen Maud Land Lützow-Holm Bay East Ongul Island ⓘ Showa Station	[Hexahydrite] Watanuki/ Torii/ Nishiyama/ Morikawa
Western Antarctica ⓘ Antarctic Peninsula	[Hexahydrite] Barczuk A. & Tatur A. 2003: BIOGENIC ...
ⓘ Seymour Island	[Hexahydrite] Barczuk et al. (2003)

Argentina
Jujuy Province Santa Bárbara Department Cerros de Santa Bárbara El Palmar hot springs ⓘ Santa Bárbara sulphur mine	[Hexahydrite] Zavalia et al. (1995) +1 other reference
San Juan Province Calingasta Department Calingasta Sierra del Tontal ⓘ Sulfacor mines	[Hexahydrite] Peterson (2011)
Iglesia Department ⓘ Valle del Cura	[Hexahydrite] Bengochea et al. (1998)

Australia
Australian Capital Territory Paddy's River District ⓘ Paddy's River Mine	[Bianchite] Mineralogical Society of America - ...
New South Wales Durham Co. Moonan Brook Moonan ⓘ Collisons Mine	[Hexahydrite] Ashley et al. (1999)
Gough Co. Strathbogie ⓘ Webbs Consols Mine (Webbs Consols)	[Bianchite] Ashley et al. (1999)
Queensland Charters Towers Region Charters Towers ⓘ Thalanga Mine	[Hexahydrite] Thienenkamp (2004)
City of Mount Isa Mount Isa ⓘ Mount Isa Mines	[Hexahydrite] Sielecki (1988) +1 other reference
ⓘ Cloncurry Shire	[Hexahydrite] Sielecki (1988)
Mareeba Shire ⓘ Montalbion Mine	[Hexahydrite] Harris et al. (2003)
South Australia Murray Basin Murray Riverlands ⓘ Lake Alexandrina	[Hexahydrite] Rob Fitzpatrick
Murray Bridge ⓘ Swanport wetland	[Hexahydrite] Raven et al. (2010, August)
Tasmania West Coast municipality Rosebery district Rosebery ⓘ Rosebery Mine	[Bianchite] R Bottrrill
Victoria Central Goldfields Shire Dunolly ⓘ Burnt Creek	[Hexahydrite] Mark Raven
Western Australia Coolgardie Shire Widgiemooltha ⓘ 132 North Ni Mine	[Nickelhexahydrite] Judy Rowe collection
ⓘ Armstrong Ni Mine	[Nickelhexahydrite] Peter Eliott
Wiluna Shire ⓘ Mount Keith	[Hexahydrite] Wilson et al. (2014)
ⓘ Mount Keith Open Pit	[Hexahydrite] Mills et al. (2010)

Austria
Burgenland Oberwart District Badersdorf ⓘ Holler quarry	[Hexahydrite] Götzinger et al. (2009)
Carinthia Hermagor District Kirchbach Oberbuchach ⓘ Breitenbuchen	[Hexahydrite] J. Mörtl: Carinthia II 192./112.:329-330 (2002)
Villach-Land District ⓘ Bad Bleiberg	[Bianchite] Niedermayr et al. (1995)
Salzburg Hallein District Hallein ⓘ Hallein - Bad Dürrnberg salt mine	[Hexahydrite] Strasser (1989)
ⓘ Leube Cement works	[Hexahydrite] Strasser (1989)
St. Johann im Pongau District Bad Hofgastein ⓘ Gadaunern ravine	[Hexahydrite] Strasser (1989)
Zell am See District Saalfelden Biberg (Bieberg) ⓘ Diabase quarry (Biberg quarry)	[Ferrohexahydrite] Strasser (1989)
Styria Bruck-Mürzzuschlag District Breitenau am Hochlantsch Hochlantsch ⓘ Breitenau Mine	[Hexahydrite] Bojar (2007)
Deutschlandsberg District Bad Schwanberg Gressenberg Schwarze Sulm ⓘ Forestry road outcrop ?	[Hexahydrite] Postl et al. (2014)
Leibnitz District Oberhaag Lieschengraben ⓘ Aldrian quarry (Hofstatt quarry)	[Hexahydrite] Postl et al. (2019)
Leoben District Kalwang Langteichengraben (Lange Teichen) Teichen Mine ⓘ Gotthardi adit	[Hexahydrite] Taucher (1996)
Kammern im Liesingtal Seiz Wolfsgruben (Wolfgruben) ⓘ Quartz quarry	[Hexahydrite] NIEDERMAYR et al. (1995)
Liezen District Admont ⓘ Schildmauer	[Hexahydrite] Meixner (1977) +1 other reference
Murtal District Hohentauern Sunk ⓘ Magnesite deposit	[Hexahydrite] Kolitsch et al. (2006)
Tyrol Kufstein District Brixlegg St Gertraudi ⓘ Kleinkogel ?	[Nickelhexahydrite] Lapis 19 (7/8)
Schwaz District Mayrhofen ⓘ Diopsidrinne (Schwarzenstein Alp)	[Nickelhexahydrite] Exel (1993)
Upper Austria Gmunden District Bad Ischl Perneck ⓘ Ischler Salzberg	[Hexahydrite] Exel (1993)

Belgium
Wallonia Hainaut Courcelles ⓘ Courcelles Nord colliery	[Hexahydrite] Hatert et al. (2002)
Liège Liège Glain ⓘ Patience et Beaujonc coal dump	[Ferrohexahydrite] Van Tassel (1973) +2 other references

Bolivia
Potosí Sud Chichas Province Atocha Municipality San Vicente mining district ⓘ La Confianza Mine (San Vicente Mine; Confianza Mine; Tajos Mine; San Francisco Mine)	[Bianchite] Joan Martinez-Bofill et al. (2021)

Bosnia and Herzegovina
Federation of Bosnia and Herzegovina Sarajevo Canton Vareš ⓘ Duboštica	[Nickelhexahydrite] Bermanec et al. (2000)

Bulgaria
Montana Province Chiprovtsi Municipality ⓘ Chiprovtsi deposit	[Hexahydrite] Младенова et al. (2007)
Smolyan Province Madan Municipality ⓘ Borieva Mine	[Bianchite] Mineralogical Society of America - ...

Canada
ⓘ Alberta	[Hexahydrite] Kohut et al. (1993)
British Columbia Clinton Mining Division Clinton ⓘ Clinton Lake epsomite deposit	[Hexahydrite] Renaut et al. (1994)
Kamloops Mining Division Ashcroft Venables Valley ⓘ Basque No. 2 evaporite occurrence	[Hexahydrite] Peatfield (n.d.) +1 other reference
Bonaparte River ⓘ Hexahydrite Type Locality	[Hexahydrite] Peatfield (n.d.)
Cache Creek ⓘ Spatsum claim	[Hexahydrite] Peatfield (n.d.) +1 other reference
Lillooet Mining Division Bonaparte River ⓘ Hexahydrite occurrence	[Hexahydrite] JOHNSTON (1911) +1 other reference
ⓘ Lillooet	[Hexahydrite]
Osoyoos Mining Division Osoyoos ⓘ Lake Khiluk (Spotted Lake)	[Hexahydrite] Peatfield (n.d.)
Manitoba Sherridon District ⓘ Sherritt Gordon Mine (Sherridon Mine)	[Hexahydrite] Geological Association of Canada (2014)
New Brunswick Gloucester Co. Bathurst Parish Bathurst Mining Camp ⓘ Brunswick No. 12 mine (Brunswick Mining & Smelting Corp. No. 12 mine)	[Bianchite] Anderson et al. (2012)
Northwest Territories Fort Norman ⓘ Golden Deposit	[Hexahydrite] Battler et al. (2013)
ⓘ Pine Point	[Bianchite] Rocks & Min 81:1 pp 24-32
Nova Scotia Cape Breton Co. ⓘ Sydney coalfield	[Hexahydrite] Zodrow (1989)
Hants Co. Walton ⓘ Walton baryte mine (Magnet Cove Barium Corp. mine)	[Moorhouseite] Transactions of the Canadian Institute ... +1 other reference
Nunavut Qikiqtaaluk Region Baffin Island Nanisivik ⓘ Nanisivik Mine	[Bianchite] Gait et al. (1990)
Ontario Cochrane District Dundonald Township ⓘ Alexo Mine (Kelso)	[Hexahydrite] geological survey of canada paper 73-13
Greater Sudbury Denison Township ⓘ Vermilion Mine	[Nickelhexahydrite] Reiner Mielke
Lennox and Addington County Stone Mills Township Sheffield Township ⓘ Enterprise Mine	[Hexahydrite] SABINA (1968)
Québec Abitibi-Témiscamingue Abitibi RCM La Motte ⓘ Marbridge Mine	[Hexahydrite] Sabina (2003)
Mauricie Mékinac RCM ⓘ Montauban deposit	[Hexahydrite] Sabina (1983)
Saskatchewan ⓘ Ceylon Lake	[Hexahydrite] Last (1990)
ⓘ Waldsea Lake	[Hexahydrite] Greengrass et al. (1999)
Yukon Dawson mining district ⓘ Big Fish River	[Hexahydrite] Robinson et al. (1992)
ⓘ Rapid Creek	[Hexahydrite] 150-152. +2 other references
Whitehorse mining district Kluane District ⓘ Canalask Mine	[Hexahydrite] Sabina (1972)

Cape Verde
Sotavento Islands Fogo Island ⓘ Mount Fogo	[Bianchite] Silva et al. (2019)

Chile
Antofagasta Tocopilla Province María Elena Oficina María Elena ⓘ Maria Elena Mine	[Hexahydrite] Collao et al. (2002)
Arica y Parinacota Arica Province Los Camarones valley ⓘ Cuya	[Hexahydrite] Samples analysed by Tony Kampf of LAC ... +1 other reference
ⓘ Cuya NE9 sulfate occurrence	[Hexahydrite] Kampf et al. (2013)
Atacama Chañaral Province ⓘ Salar de Gorbea	[Hexahydrite] Cabestrero et al. (2022)
ⓘ Salar de Pajonales	[Hexahydrite] Cabestrero et al. (2022)

China
Qinghai Haixi Mongol and Tibetan Autonomous Prefecture Da Qaidam (Dachaidan Co.) ⓘ Da Qaidam salt lake (Dachaidan salt lake)	[Hexahydrite] Shaoxiu Yang (1991)
Golmud City (Ge'ermu Co.) ⓘ Qarhan salt lake (Chaerhan salt lake)	[Hexahydrite] Shaoxiu Yang (1991)
Mangnai City (Mangya Co.) ⓘ Dalangtan lake	[Hexahydrite] Shaoxiu Yang (1991)
Lenghu Co. ⓘ Yiliping salt lake	[Hexahydrite] Shaoxiu Yang (1991)
Shanxi Shuozhou Pinglu District ⓘ Pingshuo Mine	[Hexahydrite] Yang et al. (2016)
Xinjiang Hami Prefecture (Kumul Prefecture; Qumul Prefecture) Yizhou District ⓘ Qijiaojing salt lake	[Hexahydrite] Bingxiao Li (1992)
Turpan Gaochang District Turfan basin (Turpan basin) ⓘ Aydingkol salt lake (Aiding salt lake)	[Hexahydrite] Bingxiao Li (1992)
Shanshan Co. Kanggur-Xifengshan gold belt ⓘ Kanggu'er Au deposit (Kanggur Au deposit; Kangur Au deposit; Kanggul Au deposit; Kanggur Tag Au deposit; Kanggu'ertage Au deposit)	[Hexahydrite] Kaiyin Bai and Zhaoxin Han (2007)

Costa Rica
Cartago Province Oreamuno Canton Irazú Volcano ⓘ Cueva Los Minerales	[Hexahydrite] Ulloa et al. (2018)

Cyprus
Nicosia District ⓘ Sia	[Hexahydrite] Ng +1 other reference

Czech Republic
Central Bohemian Region ⓘ Kladno District	[Hexahydrite] Palache et al. (1951) +1 other reference
Hradec Králové Region Trutnov District Radvanice ⓘ Kateřina Coal Mine	[Hexahydrite] Jirásek (2001)
Karlovy Vary Region Karlovy Vary District ⓘ Jáchymov	[Chvaleticeite] Lapis 2002 (7/8)
ⓘ Svornost Mine	[Moorhouseite] Lapis 2002 (7/8)
Ostrov Hanušov Plavno mine ⓘ Vladimír shaft	[Hexahydrite] Sejkora et al. (2019)
Sokolov District Horní Slavkov ⓘ Horní Slavkov uranium ore district	[Nickelhexahydrite] 70 (in German) +1 other reference
Moravian-Silesian Region Karviná District Lázně Darkov ⓘ Darkov Mine (1 May mine)	[Hexahydrite] Matýsek D.
Orlová ⓘ ČSA Mine	[Hexahydrite] Matýsek D.
ⓘ Lazy Mine	[Ferrohexahydrite] Matýsek D.
Nový Jičín District Štramberk ⓘ Limestone quarries	[Hexahydrite] Jirásek et al. (2011)
Ostrava-City District Ostrava ⓘ Heřmanice	[Ferrohexahydrite] Dalibor Matýsek
ⓘ Heřmanice dump ?	[Hexahydrite] Dalibor Matýsek
Koblov ⓘ Landek Hill	[Hexahydrite] Matýsek D. (1999)
Pardubice Region Pardubice District ⓘ Chvaletice	[Chvaleticeite] Pašava et al. (1986)
Plzeň Region Klatovy District Sušice ⓘ Hamr quarry	[Hexahydrite] Hofmanovi P. a R.: Příspěvek k ...
South Moravian Region Brno-Country District Oslavany ⓘ Kukla mine	[Hexahydrite] Dokoupilova P.
ⓘ Rosice-Oslavany coalfield	[Hexahydrite] Hršelová et al. (2013)
Zastávka ⓘ Zastávka coal dumps	[Hexahydrite] Petr Němeček (2007)
Hodonín District Žádovice ⓘ Barbora I lignite mine	[Hexahydrite] Kruťa T. (1944) +1 other reference
Vysočina Region Žďár nad Sázavou District Rožná Rožná deposit ⓘ Rožná I Mine	[Hexahydrite] Petr Pauliš

Egypt
New Valley Governorate ⓘ Dakhlah Oasis (Dakhleh Oasis)	[Hexahydrite]

El Salvador
Sonsonate Department ⓘ Izalco Volcano	[Hexahydrite] Stoiber et al. (1974)

Finland
Kainuu Sotkamo ⓘ Lahnaslampi talc deposit	[Nickelhexahydrite] Karup-Moeller
Pirkanmaa Valkeakoski ⓘ Pyörönmaa pegmatite	[Bianchite] I. Mikkola Collection

France
Auvergne-Rhône-Alpes Haute-Loire Brioude Blesle ⓘ Le Terret	[Hexahydrite] R. Pierrot
Lubilhac ⓘ Les Anglais vein (La Minayre vein; Suc de l'Eglise)	[Hexahydrite] R. Pierrot
Hauts-de-France Pas-de-Calais Lens ⓘ Avion	[Hexahydrite] Naze-Nancy Masalehdani et al. (2009)
Occitanie Hautes-Pyrénées Aure Valley ⓘ Beyrède-Jumet	[Moorhouseite] Patrice Queneau Collection
Tarn-et-Garonne Montauban Orgueil ⓘ Orgueil meteorite	[Hexahydrite] Steven M. Richardson (1978)
Provence-Alpes-Côte d'Azur Var Toulon Le Pradet ⓘ Cap Garonne Mine	[Moorhouseite] Jean-Marie Claude collection +1 other reference

Germany
Baden-Württemberg Freiburg Region Rottweil Schenkenzell ⓘ Wittichen	[Bianchite] Mineralogical Society of America - ...
Burgfelsen ⓘ Johann Mine	[Moorhouseite]
Heubach Valley ⓘ Anton Mine	[Moorhouseite]
ⓘ Schmiedestollen dump	[Moorhouseite] Walenta (1992)
Waldshut Dachsberg Horbach ⓘ Friedrich-August Mine	[Nickelhexahydrite] Walenta (1992)
Karlsruhe Region Freudenstadt Alpirsbach ⓘ Rötenbach Quarry	[Moorhouseite] Walenta (1992)
Brandenburg Märkisch-Oderland Bad Freienwalde ⓘ Clay pit	[Hexahydrite] Andreas Gerstenberg collection
Hesse Darmstadt Bergstraße Abtsteinach Mackenheim ⓘ Amphibolite quarry	[Moorhouseite]
Kassel Region Hersfeld-Rotenburg Nentershausen Süß Richelsdorf Smelter ⓘ Ore dumps	[Nickelhexahydrite] Weiß (1990)
ⓘ Slag dumps	[Bianchite] Weiß (1990)
Lower Saxony Goslar District Goslar Rammelsberg ⓘ Rammelsberg Mine	[Bianchite] Jambor et al. (1962)
Harz (Landkreis Goslar) ⓘ Heimberg quarry	[Nickelhexahydrite]
Langelsheim Astfeld ⓘ Herzog Julius smelter slag locality	[Ferrohexahydrite]
ⓘ Unspecified slag localities	[Ferrohexahydrite] Schnorrer-Köhler (1988)
North Rhine-Westphalia Arnsberg Herne Baukau ⓘ Julia coal mine	[Hexahydrite]
Hochsauerlandkreis Marsberg ⓘ Copper mines	[Hexahydrite] Schnorrer (2000) +1 other reference
Siegen-Wittgenstein Hilchenbach Müsen ⓘ Wildermann Mine	[Nickelhexahydrite] 54 +1 other reference
Cologne Aachen Alsdorf ⓘ Anna mine	[Hexahydrite] Blaß et al. (1996) +1 other reference
Stolberg ⓘ Münsterbusch zinc smelter slag locality	[Hexahydrite] Blaß et al. (1995)
Düren Hürtgenwald ⓘ Maubacher Bleiberg	[Hexahydrite] Wittern (2001)
Münster Recklinghausen Marl Hüls ⓘ Auguste Victoria coal mine	[Bianchite] Weiß (1990)
Rhineland-Palatinate Rhein-Lahn-Kreis Lahnstein Friedrichssegen ⓘ Friedrichssegen Mine	[Bianchite] SEM-EDS and XRD by Joy Desor and ...
Saxony-Anhalt Salzlandkreis Bördeaue Tarthun ⓘ Brefeld potash mine	[Hexahydrite]
Saxony Bautzen District Oßling ⓘ Oßling Quarry	[Hexahydrite] Wittern (2001)
Sohland an der Spree ⓘ Sulphide deposit (Sohlander Bergsegen)	[Ferrohexahydrite] Witzke et al. (1997)
Wittichenau ⓘ Dubring Quarry	[Hexahydrite] Wittern (2001)
Erzgebirgskreis ⓘ Schneeberg	[Moorhouseite]
Zwickau District Hartenstein ⓘ Shaft 371	[Hexahydrite] T. Witzke (1992)
Thuringia Greiz District Kauern ⓘ Lichtenberg Absetzer dump	[Hexahydrite] T. Witzke & F. Rüger: Lapis 1998 (7/8)
Ronneburg ⓘ Lichtenberg open cast	[Hexahydrite] T. Witzke & F. Rüger: Lapis 1998 (7/8)
Weida ⓘ Loitsch Quarry	[Hexahydrite] 54. +1 other reference
Saalfeld-Rudolstadt District Lehesten ⓘ Slate quarries	[Hexahydrite] Liebeskind et al. (1992)

Greece
Attica East Attica Lavreotiki ⓘ Lavrion Mining District	[Chvaleticeite] Rieck et al. (2020)
Agios Konstantinos (Kamariza) Kamariza Mines (Kamareza Mines) ⓘ Hilarion Mine	[Hexahydrite]
ⓘ Serpieri Mine	[Bianchite] Gröbner (2001)
Mercati mines ⓘ Christiana Mine	[Bianchite]
Km 3 Kaminiza mines ⓘ Esperanza Mine	[Ferrohexahydrite] Rieck et al. (2020)
Plaka Plaka Mines ⓘ Plaka Sulfate Locality	[Hexahydrite]
ⓘ Plaka Sulfate Locality II	[Chvaleticeite] Rieck et al. (2020)
Sounion Cato Sounio mines ⓘ Sounion Mine No. 18	[Hexahydrite] Blaß et al. (1998)
ⓘ Sounion Mine No. 19	[Bianchite] Krause et al. (2006)
ⓘ Sounion Sulfate Locality	[Hexahydrite] Branko Rieck collection
Eastern Macedonia and Thrace Evros Alexandroupoli Kirki Mines ⓘ Agios Philippos Mine	[Bianchite] Triantafyllidis et al. (2007)

Greenland
Qeqqata Isortoq Fjord (Søndre Isortoq) Sarfartoq region ⓘ Sarfartoq carbonatite complex	[Hexahydrite] Petersen et al. (1993)

Hungary
Baranya County Komló District Komló ⓘ Shaft No. III	[Hexahydrite] Mineral Species of Hungary
Pécs District ⓘ Pécs-Vasas	[Hexahydrite] Szakáll et al. (2008)
Borsod-Abaúj-Zemplén County Edelény District ⓘ Perkupa	[Hexahydrite] Koch: Minerals of Hungary
Kazincbarcika District Alsótelekes ⓘ Gypsum-anhydrite quarry	[Hexahydrite] www.minerals- of-the- carpathians.eu (Editor:Szakáll)
Kurityán ⓘ Fekete Valley shaft	[Hexahydrite] ACTA MIN. PETR. Suppl. Tomus XXXVIII.
ⓘ Ormosbánya	[Hexahydrite] ACTA MIN. PETR. Suppl. Tomus XXXVIII.
Rudabánya ⓘ Andrássy I. Mine	[Hexahydrite] Sánoor Szakáll et al. (1997)
ⓘ Andrássy II. Mine	[Hexahydrite] Szakáll: Minerals of Rudabánya +1 other reference
ⓘ Vilmos Mine	[Hexahydrite] Szakáll: Minerals of Rudabánya +1 other reference
ⓘ Királd	[Hexahydrite] Szakáll-Gatter-Szendrei: Mineral ...
Miskolc District ⓘ Lyukóbánya	[Hexahydrite] ACTA MIN. PETR. Suppl. Tomus XXXVIII.
Ómassa ⓘ Pisztrángos Road Side	[Hexahydrite] HOM Collection 2005
ⓘ Radostyán	[Hexahydrite] Mineral Species of Hungary
ⓘ Putnok District	[Hexahydrite]
Tokaj District Tarcal ⓘ Kopasz Hill andesite quarry	[Hexahydrite] ACTA MIN. PETR. Suppl. Tomus XXXVIII. +1 other reference
Budapest ⓘ Tündér Hill	[Hexahydrite] ACTA MIN. PETR. Suppl. Tomus XXXVIII.
Győr-Moson-Sopron County Sopron ⓘ Nádor-magaslat	[Hexahydrite] Mineral Species of Hungary
Heves County Gyöngyös District Gyöngyösoroszi ⓘ Bányabérc Adit	[Hexahydrite] Farkas et al. (2009)
Mátraszentimre ⓘ Szent Imre Mine	[Bianchite] Szakáll S.
Nógrád County ⓘ Felsőpetény	[Hexahydrite] Geoda - Journal of the Hungarian ...
Somoskőújfalu ⓘ Gubó kő	[Hexahydrite] Szakáll-Gatter-Szendrei: Mineral ...

Iceland
Southern Region Rangárþing eystra ⓘ Fimmvörðuháls eruption site	[Hexahydrite] Balić-Žunić et al. (2016)

India
Madhya Pradesh Jabalpur Division Balaghat District Baihar Tehsil Malanjkand ⓘ Malanjkhand Mine	[Hexahydrite] Equeenuddin (2015)

Iran
Kerman Province Sirjan County Pariz ⓘ Sar Cheshmeh Mine (Sarcheshmeh Mine)	[Hexahydrite] Khorasanipour (2015)

Italy
Aosta Valley Valtournenche ⓘ Gouffre des Busserailles	[Nickelhexahydrite] Piccoli et al. (2007)
Calabria Cosenza Province Cassano all'Ionio (Cassano allo Ionio) ⓘ Cassano all'Ionio caves (Cassano allo Ionio caves)	[Hexahydrite] D'Angeli et al. (2018)
Campania Naples Somma-Vesuvius Complex ⓘ Mount Vesuvius	[Ferrohexahydrite] Russo et al. (2004)
ⓘ Vesuvius fumaroles	[Ferrohexahydrite] Russo et al. (2004)
Emilia-Romagna Modena Province Frassinoro ⓘ Romanoro	[Hexahydrite] Scacchetti et al. (2023)
Friuli Venezia Giulia Udine Province Tarvisio Cave del Predil ⓘ Raibl Mines	[Bianchite] Palache et al. (1951)
Liguria Genoa Tiglieto ⓘ Rio Carpescio	[Nickelhexahydrite] Antofilli
ⓘ Rio Gerla	[Nickelhexahydrite] Antofilli
Lombardy Sondrio Province Chiesa in Valmalenco ⓘ Primolo	[Nickelhexahydrite] SEM-EDAX
Piedmont Metropolitan City of Turin Chialamberto ⓘ Fragnè Mine	[Hexahydrite] Galliano et al. (2022) +1 other reference
Lessolo Calea ⓘ Brosso Mine	[Hexahydrite] Piccoli et al. (2007)
Verbano-Cusio-Ossola Province Antrona Schieranco ⓘ Antronapiana	[Hexahydrite] De Michele (1974)
Valstrona Campello Monti ⓘ Alvani Mine	[Nickelhexahydrite] Artioli et al. (1990)
Sardinia South Sardinia Province Furtei ⓘ Furtei mine	Giorgio Bortolozzi visual identification
Gonnesa ⓘ Punta della Torre Mine	[Bianchite] Stara et al. (1996)
Gonnosfanadiga Fenugu Sibiri Mine ⓘ Pira Inferida	[Nickelhexahydrite] Brizzi et al. (1994)
Iglesias Bindua ⓘ San Giovanni Mine	[Bianchite] Fiori et al. (1999)
ⓘ Campo Pisano Mine	[Bianchite] Forti P. (1985)
Villaputzu ⓘ Baccu Locci Mine	[Bianchite] Anderson et al. (2012)
Sicily Caltanissetta Province Butera ⓘ Acqua Mintina Cave (Grotta dell'Acqua Mintina)	[Hexahydrite] D'Angeli et al. (2018)
Tuscany Grosseto Province Montieri Gerfalco ⓘ Fosso Mandromicci	[Bianchite] Bazzoni C. et al. (2001) +1 other reference
ⓘ Podere Montevecchio (Podere Montevecchio Mine; Miniera della Sambuca)	[Bianchite] Bazzoni et al. (2001)
Livorno Province Campiglia Marittima ⓘ Lanzi Mine (Cava del Piombo; Buca del Piombo)	[Hexahydrite] Conticini F. et al. (1980) +1 other reference
Capoliveri Cape Calamita Mine ⓘ Macei stope	[Hexahydrite] C.L. Garavelli (1957)
Rio Rio Marina Cavo Fornacelle and Rio Albano Mines ⓘ Rialbano Mine (Rio Albano Mine)	[Hexahydrite] Luetcke (n.d.)
Siena Province Chiusdino ⓘ Le Cetine di Cotorniano Mine	[Hexahydrite] Mineralogical Record (1)
Umbria Perugia Province Sigillo Monte Cucco ⓘ Monte Cucco Cave ("La Grotta" Cave)	[Hexahydrite] D'Angeli et al. (2018)

Japan
Fukushima Prefecture Minamisōma City ⓘ Odaka town	[Hexahydrite] Seki et al. (1987)
Hokkaidō Prefecture Hiyama Subprefecture Hiyama District Kaminokuni ⓘ Johkoku mine (Jôkoku mine; Jokoku mine)	[Ferrohexahydrite] Nambu et al (1979)
Sorachi Subprefecture Mikasa City ⓘ Ikushunbetsu	[Hexahydrite] Shimobayashi et al. (2011)
Mie Prefecture Toba City ⓘ Sugashima	[Nickelhexahydrite] Sanko-Gakkai Koen-Yoshi 27 (1989)

Kenya
Trans-Nzoia County Mount Elgon ⓘ Kitum Cave	[Hexahydrite] Bowell et al. (1996)

Mexico
Chihuahua Saucillo Municipality Naica ⓘ Naica Mine	[Hexahydrite] Gazquez et al. (1)
Durango Mapimí Municipality Mapimí ⓘ Ojuela Mine	[Hexahydrite]
ⓘ San Juan Mine	[Hexahydrite] Panczner (1987)
Guerrero Taxco de Alarcón ⓘ El Fraile mine	[Hexahydrite] Yta et al. (2005)

Morocco
Drâa-Tafilalet Region ⓘ Bou Azzer mining district	[Hexahydrite] S. Weiß: Lapis 31 (7/8)
Ouarzazate Province Amerzgane Cercle Ouisselsate Caïdat ⓘ Bou Azzer Mine	[Moorhouseite] Gunnar Färber and Thomas Witzke (2010)

Namibia
Khomas Region Windhoek Rural Friedenau Farm 16 ⓘ Matchless Mine	[Hexahydrite] Dill et al. (2002)

Nicaragua
León Department ⓘ Cerro Negro volcano	[Hexahydrite] Hynek et al. (2013)

North Macedonia
Kavadarci Municipality Ržanovo ⓘ Allchar	[Hexahydrite] Alois Lechner collection (analysed by Günter Blass)
Lipkovo Municipality ⓘ Lojane	[Hexahydrite] Kolitsch et al. (2018)

Norway
Agder ⓘ Evje og Hornnes ?	[Nickelhexahydrite] Rune S. Selbekk (2010)
Innlandet Lom ⓘ Bøverdalen	[Hexahydrite] Henrich Neumann (1985)
Tesse ⓘ Tessa Riverbed	[Hexahydrite] Garmo (1974) +1 other reference
Sel Otta ⓘ Høgsætra Quarry	[Hexahydrite] Raade (1989)
Nordland Narvik Ballangen Råna ⓘ Bruvann ore field	[Nickelhexahydrite] Raade (1971) +1 other reference
Oslo Gamle Oslo ⓘ Konowsgate 1	[Hexahydrite] Raade (1973) +2 other references
Telemark Skien Flakvarp Torsberg ⓘ ~~Dragehullet~~	[Hexahydrite] Raade et al. (1990)
Trøndelag Oppdal Vinstradalen Risberget ⓘ Svartholhaugan	[Hexahydrite] Witsø (1994) +1 other reference
Orkland Meldal ⓘ Dragset Mine (Dragset copper-zinc deposit)	[Hexahydrite] Jørgensen et al. (2001)
Løkken Verk ⓘ Gammelgruva	[Hexahydrite] Jørgensen et al. (2001)
Vestfold og Telemark (2020-2023) Fyresdal ⓘ Napen	[Hexahydrite] Henrich Neumann (1985)
Vestland Kvinnherad ⓘ Hatlestrand	[Hexahydrite] Raade (1989)
Ølve mining district ⓘ Attramadalen Mines (Atramdal)	[Hexahydrite] Ellingsen (1989)
Osterøy Hosanger nickel deposits ⓘ Nonås Mine Field	[Nickelhexahydrite] Bergen Museum
Viken Modum Åmot ⓘ Glomsrudkollen Zinc Mines	[Bianchite] Raade (1970) +2 other references
Modum West ⓘ Skuterud Mines	[Hexahydrite] Henrich Neumann (1985)

Peru
Tacna Jorge Basadre Province ⓘ Bahai de Ite tailings pile	[Hexahydrite] Diaby et al. (2006)

Poland
Greater Poland Voivodeship Koło County Gmina Kłodawa ⓘ Kłodawa salt deposit	[Hexahydrite] powder rtg. 2007
Lesser Poland Voivodeship Olkusz County Gmina Bolesław ⓘ Bolesław mine	[Bianchite] Mineralogical Society of America - ...
Gmina Olkusz ⓘ Pomorzany Mine	[Bianchite] Cabała et al. (2008)
Lower Silesian Voivodeship Kłodzko County Nowa Ruda Słupiec Mine ⓘ Słupiec heap ?	[Hexahydrite] Ciesielczukk
Zgorzelec County Gmina Bogatynia ⓘ Turów lignite mine ?	[Hexahydrite] Stepisiewicz (1983)
Silesian Voivodeship Mikołów County Łaziska Górne ⓘ Skalny dump	[Hexahydrite] Lukasz Kruszewski 2005: Minerals arising in cause of underground fires of "Skalny" coal mine dump in Laziska (unpublished) +1 other reference
Rybnik Niedobczyce ⓘ Rybnik-Rymer (Stożki) coal-mining dump	[Hexahydrite] Kruszewski (2013)
Rybnik County Gmina Czerwionka-Leszczyny ⓘ Dębieńsko Mine heap	[Hexahydrite] Kruszewski (2013)
Świętochłowice ⓘ Zinc smelter slag locality	[Bianchite] Bril et al. (2008)
ⓘ Upper Silesian Coal Basin	[Hexahydrite] Kruszewski (2013)
Wodzisław County Radlin ⓘ Marcel mine heap	[Hexahydrite] Ł. Kruszewski PXRD data (to be published soon)
Wodzisław Śląski ⓘ Pszów	[Hexahydrite] Kruszewski et al. (2018)

Portugal
Aveiro Arouca ⓘ Serrinha waste pile - Pejão mining area - Douro Coalfield	[Hexahydrite] Joana Ribeiro et al. (2013)
Beja Mértola Corte do Pinto ⓘ São Domingos Mine	[Hexahydrite] Álvarez-Valero et al. (2008)
Setúbal Grândola Azinheira dos Barros ⓘ Lousal Mine	[Hexahydrite] Oliveira et al. (2024)

Romania
Hunedoara County Certeju de Sus Bocşa Mare ⓘ Coranda quarry (Coranda open pit; Certej project; Coranda-Hondol ore deposit)	[Hexahydrite] Apopei et al. (2005)
Maramureș County Baia Sprie Baia Sprie mine ⓘ Minei Hill open pit ?	[Bianchite] Buzatu et al. (2012)
Băiuț ⓘ Breiner Mine (Brainer Mine; Breiner deposit)	[Bianchite] Januszewska et al. (2023)
ⓘ Johan Hell Mine	[Hexahydrite] A. Januszewska PXRD data / Januszewska et al. (in preparation)
ⓘ Văratec deposit	Januszewska et al. (9th Meeting of the Mineralogical Society of Poland 28th Meeting of the Petrology group of the Mineralogical Society of Poland, October 19-22, 2023, Bielawa, Poland)

Russia
Chelyabinsk Oblast Agapovsky District ⓘ Sakharinskoye Ni deposit (Sakharinsky Mine)	[Nickelhexahydrite] Talovina et al. (2008)
ⓘ Chelyabinsk coal basin	[Hexahydrite] Cesnokov et al. (1998)
Magnitogorsk Sakhara District (Sakharinskii) Sakhara massif ⓘ Sakhara Nickel mine	[Nickelhexahydrite] Talovina et al. (2008)
Kamchatka Krai Yelizovsky District ⓘ Mutnovskoe	[Hexahydrite] [Der Aufschluss 1995:4 p163-180] +1 other reference
ⓘ Mutnovsky volcano	[Ferrohexahydrite] Bortnikova et al. (2008)
ⓘ Rodnikovoe	[Hexahydrite] [Der Aufschluss 1995:4 p.163-180]
Kemerovo Oblast ⓘ Belovo smelter	[Bianchite] Bortnikova et al. (2017)
Krasnoyarsk Krai Taymyrskiy Autonomous Okrug Taimyr Peninsula Putoran Plateau Noril'sk Talnakh Cu-Ni Deposit ⓘ Severniy Mine	[Nickelhexahydrite] Oleinikov B V et al. (1965) +1 other reference
Murmansk Oblast ⓘ Kovdor Massif	[Hexahydrite]
Orenburg Oblast ⓘ Letnee quarry	[Bianchite] E. Shcherbakova et al. : "The rarest ...
Ryazan Oblast Kasimov District ⓘ Dronino meteorite	[Nickelhexahydrite] Chukanov N V et al. (2009)
Sakha Indigirka River Basin ⓘ Sarylakh Au-Sb deposit	[Hexahydrite] Indolev L N et al. (1971)
Verkhoyansk Fold Belt Verkhoyansk Silver Province Deputatsky ore cluster ⓘ Deputatskoe Sn deposit	[Bianchite] Zhdanov Yu.Ya. (1998)
Sverdlovsk Oblast Asbest ⓘ Bazhenovsk deposit	[Hexahydrite] Antonov A.A. [Антонов А.А.] (2003)
ⓘ Tatarstan	[Ferrohexahydrite] Mineralogical Society of America - ... +1 other reference

Senegal
Ziguinchor Region ⓘ Djiguinoum Valley	[Hexahydrite] Montoroi (1995)

Slovakia
Banská Bystrica Region Lučenec District Podrečany ⓘ Magnesite deposit	[Hexahydrite] Koděra (1986)
Žiar nad Hronom District Kremnica ⓘ Kremnica Au-Ag deposit	[Hexahydrite] Ďuďa (1993)
Košice Region ⓘ Košice	[Ferrohexahydrite] Koděra (1986)
Rožňava District Dobšiná ⓘ Dobšiná mining district	[Nickelhexahydrite] Fehér B. et al. (2016)
ⓘ Zemberg-Terézia vein system	[Nickelhexahydrite] Martin Števko-unpublished
Spišská Nová Ves District ⓘ Rudňany	[Hexahydrite] Števko M. et al. (2017)
Trenčín Region Prievidza District Handlová ⓘ Handlová coal mine	[Hexahydrite] Myšľan P. et al. (Slovenská republika)

South Africa
KwaZulu-Natal eThekwini Metropolitan Municipality Durban Westville ⓘ S. A. Crushers quarry	[Ferrohexahydrite] Cairncross et al. (1995)
Mpumalanga Nkangala District Municipality Emalahleni Local Municipality eMalahleni (Witbank) ⓘ Witbank coalfield	[Hexahydrite] Cairncross et al. (1995)

Spain
Andalusia Almería Pechina Baños de Alhamilla ⓘ Mina Casualidad	[Hexahydrite] Rewitzer et al. (part 2)
Córdoba Villanueva de Córdoba ⓘ Espuela de San Miguel Mine	[Hexahydrite] Schnorrer (2000)
Huelva Minas de Riotinto ⓘ Rio Tinto Mines	[Hexahydrite] MinMag 67 (2)
Nerva ⓘ Peña del Hierro Mine	[Hexahydrite] Romero et al. (2006) +1 other reference
Aragon Huesca ⓘ Torralba	[Hexahydrite] Vizcayno et al. (1995)
Teruel Teruel ⓘ Nabo Ravine (Salobral Ravine)	[Hexahydrite] Fernando Gascón collection +1 other reference
ⓘ Toconar Ravine	[Hexahydrite] Fernando Gascón collection
Zaragoza Calatayud ⓘ Arcilla cave	[Hexahydrite] Calvo (2008)
Castile and Leon Segovia ⓘ Las Eras	[Hexahydrite] Sanz-Montero et al. (2019)
Soria Medinaceli ⓘ Lodares quarry	[Hexahydrite] Garcia-Guinea et al. (2018)
Catalonia Barcelona Barcelonès Barcelona city Collserola mountain range ⓘ Santa Creu d'Olorda	[Ferrohexahydrite]
Tarragona Priorat La Vilella Alta ⓘ Alum mines	[Hexahydrite] Joan Abella i Creus (Joanabellacreus@gmail.com)
Extremadura Cáceres Tajo-Salor Aliseda ⓘ Pastora Mine	[Hexahydrite] Crespo López et al. (2023)
Valencian Community Alicante Aspe ⓘ Basilica of Our Lady of Succour	[Hexahydrite] Benavente +2 other references
Orihuela ⓘ Diocesan College of Santo Domingo	[Hexahydrite] Benavente et al. (2018, September)

Switzerland
Grisons Bernina Region Brusio ⓘ Selvaplana	[Hexahydrite] Romani E. (2000)
Poschiavo ⓘ Selva	[Nickelhexahydrite] Romani (2000) +1 other reference
ⓘ Quadrada (incl. Quadradin)	[Hexahydrite] Romani (2000) +1 other reference
Maloja Region Sils im Engadin/Segl ⓘ Blaunca	[Hexahydrite] Philipp R. (1983)
Ticino Locarno Brissago ⓘ Fonte Vittoria	[Hexahydrite] Stalder et al. (1998)
Valais Goms Binn Fäld ⓘ Lengenbach Quarry	[Bianchite] XRD Analyses by N. Meisser +1 other reference
Martigny Mont Chemin mining district ⓘ Les Valettes	[Hexahydrite] Perroud et al. (1987) +2 other references
Sierre Anniviers Ayer ⓘ Grand-Praz Mine	[Hexahydrite] Stalder et al. (1998) +1 other reference
Vissoie ⓘ Tounot Mine (Tounod Mine)	[Nickelhexahydrite] Ansermet (2012)
Sion Savièse ⓘ Pont du Diable	[Hexahydrite] Stalder et al. (1998)
Visp Saas-Fee Fee Glacier ⓘ Felskinn	[Nickelhexahydrite] Stalder et al. (1998)
Zermatt Findel glacier (Findeln glacier; Findelen glacier) area ⓘ Rimpfischwäng range	[Nickelhexahydrite] Christian Bracke Collection
Gorner glacier area ⓘ Pollux	[Nickelhexahydrite] Stalder et al. (1998)
ⓘ Plattelen	[Nickelhexahydrite] Christian Bracke Collection
ⓘ Riffel Alp	[Nickelhexahydrite] Stalder et al. (1998)
Vaud Aigle Bex ⓘ Salt mine	[Hexahydrite] Stalder et al. (1998)

Tunisia
Tataouine ⓘ Playa Oum el Krialate	[Hexahydrite] Smykatz-Kloss et al. (2010)

Turkey
Ankara Province Beypazari District ⓘ Beypazarı trona deposit	[Hexahydrite] Helvaci (1998)
ⓘ Tuz Gölü basin	[Hexahydrite] Çelik Karakaya M & Karakaya N (2011)
Konya Province ⓘ Great Konya Basin	[Hexahydrite] van Doesburg et al. (1982)

Turkmenistan
Balkan Province ⓘ Garabogazkol (Kara Bogaz Gol)	[Hexahydrite]

UK
England North Yorkshire Scarborough ⓘ Whitby	[Hexahydrite] Smith et al. (2014)
ⓘ York Potash Project	[Hexahydrite] Kemp et al. (2016)
Scotland South Ayrshire Lendalfoot Balsalloch Farm ⓘ North Ballaird Bore No. 3	[Hexahydrite] Livingstone et al. (1983)
Wales Caerphilly Llanbradach ⓘ Llanbradach Colliery	[Nickelhexahydrite] Prof P. Williams - unpublished data
Ceredigion Upper Llanfihangell-y-Creuddyn Pontrhydygroes ⓘ Frongoch Mine (Bron-y-Goch Mine; Llawynwnwch Mine)	[Bianchite] Palumbo-Roe et al. (2009) +1 other reference

Ukraine
Crimea Alushta ⓘ Privetnoe Village (Uskyut)	[Hexahydrite] Popov S.P. Mineralogy of the Crimea (1938)
Kerch Peninsula Vulcanovka Village area ⓘ Ak-Tube mud volcano	[Hexahydrite] Deyak M.A. Modern water-chemogenic ...
Saki ⓘ Saki Salt Lakes	[Hexahydrite] Palache et al. (1951)
Simferopol area Petropavlovka Village area ⓘ Petropavlovskii quarry	[Hexahydrite] A. Tischenko. Minerals of the Crimea - ...
Ukrainka Village area (Kurtsy) ⓘ Kurtsovskoye deposit (diabases)	[Hexahydrite] Dvoichenko P.A. The minerals of Crimea (1914)
Donetsk Oblast ⓘ Nikitovka Hg deposit (Nikitovka ore field)	[Hexahydrite] Möckel et al. (1992)
ⓘ Sofiya Mine	[Ferrohexahydrite] Vlasov V V (1962) +1 other reference
Sevastopol Balaklava district ⓘ Cape Fiolent	[Hexahydrite] Dobrovolskaya T.I. (2004)

USA
Arizona Cochise County ⓘ Bisbee	[Bianchite] Graeme (1981) +1 other reference
ⓘ Campbell Mine	[Hexahydrite] Graeme (1981) +1 other reference
ⓘ Coconino County	[Hexahydrite] Wenrich (1988) +1 other reference
Cameron Mining District ⓘ Cameron	[Moorhouseite] Anthony et al. (1995)
Orphan Mining District Grand Canyon Village ⓘ Orphan Mine (Orphan lode)	[Hexahydrite] Gornitz (2004)
San Franciscan volcanic field (San Francisco Peaks; San Francisco Mts) ⓘ Sunset Crater (Sunset Peak)	[Ferrohexahydrite] Hanson (2000) +2 other references
Graham County Aravaipa Mining District Willow Spring Canyon ⓘ Unnamed prospect	[Bianchite] Anthony et al. (1995)
Pinal County San Manuel Mining District San Manuel San Manuel Mine (Apex Lead & Vanadium Mining Corp Mine; Quarelli group) ⓘ San Manuel orebody	[Hexahydrite] Anthony et al. (1976) +1 other reference
Arkansas ⓘ Saline County	[Hexahydrite] Howard (2007)
California Alameda County Oakland Hills (San Leandro Hills) Oakland Leona Heights Leona Heights deposit ⓘ Alma Mine (Alma Pyrite Mine)	[Hexahydrite] Anthony R. Kampf & FM Locality Index Committee (1989)
ⓘ Leona Mine (Leona Heights Mine)	[Hexahydrite] [Mineralogical Record 20 129-142]
Imperial County Niland ⓘ Davis–Schrimpf Fumarole Field (Mud Volcanoes area; Mud Pots area)	[Hexahydrite] Adams et al. (2014)
Inyo County ⓘ Eagle Borax Spring	[Hexahydrite] a spectroscopic exploration. Economic ... +1 other reference
Inyo Mts (Inyo Range) Malpais Mesa ⓘ Santa Rosa Mine (Lee-Santa Rosa Mine; Santa Rosa Mines)	[Bianchite] Adams (2017)
San Francisco County San Francisco ⓘ San Francisco North 7.5 quadrangle	[Hexahydrite] Van Nostrand Reinholt Press: 267. +2 other references
Colorado Clear Creek County Georgetown District ⓘ Illinois (Mammoth; Up; Frostberg; Diamond; Denver; Bush; Wisconsin; Corry City; Seven-Thirty; Pelican; Dunderbay; Pay Rock; Burleigh; Mendota; Maine; Dunkirk; Zero)	[Bianchite] Eckel et al. (1997)
Illinois Mine ⓘ Burleigh Mine	[Bianchite] Eckel et al. (1997)
ⓘ Diamond Mine (Diamond Tunnel)	[Bianchite] Eckel et al. (1997)
ⓘ Mendota Mine	[Bianchite] Eckel et al. (1997)
ⓘ Silver Plume	[Bianchite] Mineralogical Society of America - ...
Fremont County Canon City Mining District Canon City ⓘ Unnamed ridge	[Hexahydrite] Eckel et al. (1997)
Jefferson County Ralston Buttes Mining District ⓘ Schwartzwalder Mine (Ralston Creek Mine) ?	[Hexahydrite] Eckel et al. (1997)
Mesa County ⓘ West Salt Creek	[Hexahydrite] Eckel et al. (1997)
Weld County ⓘ Unnamed coal mine	[Hexahydrite] Zielinski et al. (2001)
Connecticut Middlesex County ⓘ Portland ?	[Hexahydrite] Januzzi (1976)
Hawaii Hawaii County ⓘ Kilauea Volcano	[Hexahydrite] Hon et al. (2011)
Indiana Crawford County ⓘ Wyandotte Cave	[Hexahydrite]
Massachusetts Franklin County Rowe ⓘ Davis Pyrite Mine	[Ferrohexahydrite] Cerato
Michigan Marquette County Ishpeming ⓘ Tilden Mine (Cliff Drives III; Tilden Pit)	[Hexahydrite] Heinrich et al. (2004)
Nevada Clark County ⓘ Las Vegas Wash	[Hexahydrite] Buck et al. (2006)
Lander County Bullion Mining District ⓘ Gold Acres mine	[Hexahydrite] USGS Prof Paper 860 +1 other reference
Storey County Comstock Mining District ⓘ Crown Point Mine	[Hexahydrite] Castor et al. (2004)
Washoe County Pyramid Mining District Burrus vein system ⓘ Burrus Mine	[Hexahydrite] Castor et al. (2004)
ⓘ Franco-American mine (Nevada Dominion mine; Blondin mine)	[Hexahydrite] Castor et al. (2004)
Wedekind Mining District ⓘ Wedekind shaft	[Hexahydrite] Castor et al. (2004)
New Jersey Sussex County Ogdensburg Sterling Hill ⓘ Sterling Mine	[Bianchite] Jenkins & Misiur: Mineralogical Record: 25:95-102 (1994) +2 other references
New Mexico Otero County ⓘ Tularosa Basin	[Hexahydrite] 2008 New Mexico Mineral Symposium ...
Socorro County Magdalena Mining District ⓘ Kelly Mine	[Hexahydrite] Patrick Haynes collection
New York Putnam County Town of Southeast ⓘ Tilly Foster Iron Mine	[Hexahydrite] Januzzi +1 other reference
Ohio Adams County ⓘ Bratton township	[Hexahydrite] Carlson (2015)
ⓘ Monroe township	[Hexahydrite] Carlson (2015)
Cuyahoga County Brecksville ⓘ Brecksville Reservation Chippewa Creek occurrences	[Hexahydrite] Carlson (2015)
Franklin County Columbus ⓘ Bill Moose Run	[Hexahydrite] King (n.d.)
ⓘ Glen Echo Ravine ?	[Hexahydrite] Ernest H. Carlson. Jerret Whitford. ...
Hancock County ⓘ Findlay	[Hexahydrite] Carlson (2015)
Highland County ⓘ Brush Creek township	[Hexahydrite] Carlson (2015)
Huron County Monroeville West Branch Huron River ⓘ Blue Bridge (Lameraux Bridge)	[Hexahydrite] gsa.confex.com (2002)
Ottawa County Put-In-Bay Township South Bass Island ⓘ South Bass Island State Park	[Hexahydrite] Carlson (2015)
Sandusky County ⓘ Gibsonburg	[Hexahydrite] Carlson (2015)
Wood County West Millgrove ⓘ MacRitchie Materials Inc. quarry (Brough Stone Co. quarry)	[Hexahydrite] Carlson (2015)
Weston ⓘ Pugh Quarry (France Stone Co. Custar quarry)	[Hexahydrite] Carlson (2015)
Wyandot County ⓘ Carey	[Hexahydrite] Carlson (2015)
ⓘ Crane Township	[Hexahydrite] Carlson (2015)
Pennsylvania Centre County State College Skytop ⓘ Interstate 99 Skytop roadcut	[Hexahydrite] Gold (2006, October)
Lehigh County Upper Saucon Township Saucon Valley Friedensville ⓘ Ueberroth Mine	[Bianchite] Rocks & Min.: 6:26 +4 other references
Luzerne County ⓘ Glen Lyon	[Hexahydrite] Barnes (1973) +2 other references
York County East Manchester Township Emigsville ⓘ Codorus Stone & Supply Co. Quarry	[Hexahydrite] www.jonesgeo.com (2011)
Tennessee Sevier County ⓘ Alum Cave Bluff	[Hexahydrite] Coskren et al. (2000)
Utah San Juan County Red Canyon Mining District ⓘ Blue Lizard Mine	[Hexahydrite] Journal of Geosciences (2015) +2 other references
White Canyon Mining District ⓘ Happy Jack Mine (Blue Dike Mine)	[Hexahydrite] USGS TEI #514
Virginia ⓘ Buchanan County	[Hexahydrite] Dietrich (1990)
Buckingham County Gold-Pyrite Belt ⓘ Bremo Bluff	[Hexahydrite] Dietrich (1990)
Carroll County Southern Section-Blue Ridge Province Gossan Lead Mining District Fries ⓘ Gossan Mine	[Ferrohexahydrite] Dietrich (1990)
ⓘ Iron Ridge Mine (Bumbarger Pit; Great Outburst Mine; Huey Pit; Monarat Mine)	[Ferrohexahydrite] Dietrich (1990)
ⓘ Dickenson County	[Hexahydrite] Dietrich (1990)
Frederick County ⓘ Hayfield	[Hexahydrite] Dietrich (1990)
Highland County ⓘ Bull Pasture Mountain Barite Occurrence	[Hexahydrite] Dietrich (1990)
ⓘ Lee County	[Hexahydrite] Dietrich (1990)
Louisa County Gold-Pyrite Belt ⓘ Cofer prospect (Piedmont Mineral Associates prospect)	[Bianchite] Dietrich (1990)
Mineral ⓘ Sulphur Mine (Crenshaw Mine; Victoria Furnace Mine)	[Ferrohexahydrite] Dietrich (1990)
Rockbridge County Glasgow ⓘ Lone Jack Quarry	[Hexahydrite] Dietrich (1985)
ⓘ Tazewell County	[Hexahydrite] Dietrich (1990)
Wise County East Stone Gap ⓘ East Stone Gap Quarry	[Hexahydrite] Dietrich (1990)
Washington Chelan County Railroad Creek Mining District ⓘ Holden Mine	[Hexahydrite] Kilburn et al. (1996)
Okanogan County Oroville Mining District ⓘ Bitter Lake	[Hexahydrite] Cannon (1975)
ⓘ Poison Lake	[Hexahydrite] Cannon (1975)
Wyoming Park County Beartooth Mountains ⓘ Cody	[Hexahydrite] Luetcke (n.d.)

Uzbekistan
Fergana Region Uzbekistan District ⓘ Shorsu deposit (Shor-Su deposit)	[Hexahydrite] Uklonskiy et al. (1964) +1 other reference
Karakalpakstan Lower Amu Darya River (Amydar'ya) ⓘ Kushkanatau salt deposit	[Hexahydrite] Slyusareva (1964)

Venezuela
ⓘ Unspecified Caves	[Hexahydrite] Franco Urbani (2009)

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