Nickelbischofite
A valid IMA mineral species
This page is currently not sponsored. Click here to sponsor this page.
About Nickelbischofite
Formula:
NiCl2 · 6H2O
Hardness:
1½
Specific Gravity:
1.932 (Calculated)
Crystal System:
Monoclinic
Name:
The name reflects its composition as the nickel-dominant analogue of bischofite.
Compare droninoite, muonionalustaite; akaganeite and paratacamite-(Ni).
Deliquescent and soluble in water.
Deliquescent and soluble in water.
Unique Identifiers
Mindat ID:
2892
Long-form identifier:
mindat:1:1:2892:5
GUID
(UUID V4):
(UUID V4):
1069d6de-5d7c-4ff5-812d-ce71facb53df
IMA Classification of Nickelbischofite
Approved
Classification of Nickelbischofite
3.BB.20
3 : HALIDES
B : Simple halides, with H2O
B : M:X = 1:2
3 : HALIDES
B : Simple halides, with H2O
B : M:X = 1:2
9.2.9.2
9 : NORMAL HALIDES
2 : AX2
9 : NORMAL HALIDES
2 : AX2
8.11.9
8 : Halides - Fluorides, Chlorides, Bromides and Iodides; also Fluoborates and Fluosilicates
11 : Halides of Fe and Ni
8 : Halides - Fluorides, Chlorides, Bromides and Iodides; also Fluoborates and Fluosilicates
11 : Halides of Fe and Ni
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 |
|---|---|---|
| Nbsf | 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 Nickelbischofite
Optical Data of Nickelbischofite
Type:
Biaxial (+)
RI values:
nα = 1.590 nβ = 1.620 nγ = 1.648
2V:
Measured: 87° , Calculated: 86°
Max Birefringence:
δ = 0.058
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:
Moderate
Dispersion:
r > v distinct
Pleochroism:
Weak
Comments:
X = greenish yellow; Z = green
Chemistry of Nickelbischofite
Mindat Formula:
NiCl2 · 6H2O
Elements listed:
Crystallography of Nickelbischofite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Cell Parameters:
a = 6.560(2) Å, b = 7.020(2) Å, c = 8.731(2) Å
β = 96.71(1)°
β = 96.71(1)°
Ratio:
a:b:c = 0.934 : 1 : 1.244
Unit Cell V:
399.32 ų (Calculated from Unit Cell)
Z:
2
Comment:
Space Group: I2/m (synthetic).
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 5.59 Å | (100) |
| 5.50 Å | (40) |
| 4.82 Å | (35) |
| 2.926 Å | (35) |
| 2.747 Å | (30) |
| 2.689 Å | (20) |
| 2.178 Å | (20) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 3b: Earth’s earliest hydrosphere | >4.45 |
| 13 : Hadean serpentinization | |
| Stage 7: Great Oxidation Event | <2.4 |
| 47a : [Near-surface hydration of prior minerals] | |
| 47g : [Halogen-bearing surface weathering minerals] | |
| 47i : [Terrestrial weathering of meteorites] | |
| Stage 10a: Neoproterozoic oxygenation/terrestrial biosphere | <0.6 |
| 50 : Coal and/or oil shale minerals | <0.36 |
| Stage 10b: Anthropogenic minerals | <10 Ka |
| 54 : Coal and other mine fire minerals (see also #51 and #56) | |
| 57 : Other minerals formed by human processes |
Type Occurrence of Nickelbischofite
Place of Conservation of Type Material:
Canadian Geological Survey, Ottawa, Canada, 17980.
Associated Minerals at Type Locality:
Reference:
CROOK, W.W., III & JAMBOR, J.L. (1979): Nickelbischofite, a new nickel chloride hydrate. Canadian Mineralogist 17, 107-109.
Synonyms of Nickelbischofite
Other Language Names for Nickelbischofite
German:Nickelbischofit
Spanish:Nickelbischofita
Common Associates
Associated Minerals Based on Photo Data:
| 1 photo of Nickelbischofite associated with Salammoniac | NH4Cl |
Related Minerals - Strunz-mindat Grouping
| 3.BB.05 | Eriochalcite | CuCl2 · 2H2O |
| 3.BB.10 | Rokühnite | FeCl2 · 2H2O |
| 3.BB.15 | Bischofite | MgCl2 · 6H2O |
| 3.BB.25 | Sinjarite | CaCl2 · 2H2O |
| 3.BB.30 | Antarcticite | CaCl2 · 6H2O |
| 3.BB.35 | Aravaipaite | Pb3AlF9 · H2O |
| 3.BB.35 | Tachyhydrite | CaMg2Cl6 · 12H2O |
| 3.BB.40 | Ghiaraite | CaCl2 · 4H2O |
Other Information
Special Storage/
Display Requirements:
Display Requirements:
Deliquescent and 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 Nickelbischofite
mindat.org URL:
https://www.mindat.org/min-2892.html
Please feel free to link to this page.
Please feel free to link to this page.
Search Engines:
External Links:
Mineral Dealers:
References for Nickelbischofite
Reference List:
Localities for Nickelbischofite
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.
Canada (TL) | |
| Crook III et al. (1979) |
Germany | |
| Sorrell (n.d.) |
Italy | |
| Bonifazi (2020) |
| Marco Bonifazi find & collection +1 other reference |
Poland | |
| Patryk Kosałka Collection |
Russia | |
| Chukanov N V et al. (2009) |
USA | |
| Peacor D.R. et al. (1982) +1 other reference |
Quick NavTopAbout NickelbischofiteUnique IdentifiersIMA Classification Classification Mineral SymbolsPhysical Properties Optical Data Chemistry Crystallography X-Ray Powder DiffractionGeological EnvironmentType Occurrence SynonymsOther LanguagesCommon AssociatesStrunz-MindatOther InformationInternet Links References Localities Locality List
Antignano, Livorno, Livorno Province, Tuscany, Italy