Haydeeite
A valid IMA mineral species
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About Haydeeite
Formula:
Cu3Mg(OH)6Cl2
Colour:
Bluish green
Lustre:
Vitreous
Hardness:
2
Specific Gravity:
3.27
Crystal System:
Trigonal
Member of:
Name:
Named for the type locality, Haydee mine, Atacama, Chile.
Isostructural with:
Unique Identifiers
Mindat ID:
31500
Long-form identifier:
mindat:1:1:31500:5
GUID
(UUID V4):
(UUID V4):
bf6aa34b-d2eb-4e03-9118-0b170a8f82a8
IMA Classification of Haydeeite
Approved
Approval year:
2006
First published:
2007
Classification of Haydeeite
3.DA.10c
3 : HALIDES
D : Oxyhalides, hydroxyhalides and related double halides
A : With Cu, etc., without Pb
3 : HALIDES
D : Oxyhalides, hydroxyhalides and related double halides
A : With Cu, etc., without Pb
10.1.2.5
10 : OXYHALIDES AND HYDROXYHALIDES
1 : A2(O,OH)3Xq
10 : OXYHALIDES AND HYDROXYHALIDES
1 : A2(O,OH)3Xq
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 |
---|---|---|
Hyd | 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 Haydeeite
Vitreous
Transparency:
Transparent
Colour:
Bluish green
Streak:
Bright greenish blue
Hardness:
2 on Mohs scale
Hardness:
VHN25=57.8 kg/mm2 - Vickers
Hardness Data:
Measured
Tenacity:
Brittle
Cleavage:
Perfect
{0001} perfect
{0001} perfect
Fracture:
Irregular/Uneven
Density:
3.27(1) g/cm3 (Measured) 3.24 g/cm3 (Calculated)
Comment:
Measured by floating method with methyl iodide.
Optical Data of Haydeeite
Type:
Uniaxial (-)
RI values:
nω = 1.753(5) nε = 1.710(5)
Birefringence:
0.043
Max Birefringence:
δ = 0.043
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:
High
Chemistry of Haydeeite
Mindat Formula:
Cu3Mg(OH)6Cl2
Crystallography of Haydeeite
Crystal System:
Trigonal
Class (H-M):
3m (3 2/m) - Hexagonal Scalenohedral
Space Group:
P3m1
Cell Parameters:
a = 6.2733(4) Å, c = 5.7472(5) Å
Ratio:
a:c = 1 : 0.916
Unit Cell V:
195.88 ų
Z:
1
Morphology:
Type material displays the forms {0001}, {1010}, and {1011}.
Twinning:
None observed
Crystal Structure
Load
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
Unit Cell | Unit Cell Packed
2x2x2 | 3x3x3 | 4x4x4
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CIF File Best | x | y | z | a | b | c
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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) |
---|---|---|---|---|---|---|---|
0009948 | Haydeeite | Malcherek T, Schluter J (2007) Cu3MgCl2(OH)6 and the bond-valence parameters of the OH-Cl bond Acta Crystallographica B63 157-160 | 2007 | Haydee mine, Salar Grande, Atacama desert, Chile | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
5.745 Å | (100) |
2.872 Å | (17) |
2.54 Å | (1) |
2.455 Å | (2) |
1.972 Å | (1) |
1.915 Å | (9) |
1.565 Å | (1) |
1.437 Å | (1) |
Comments:
Due to the platy nature of the mineral, the powder X-ray diffraction pattern is strongly affected by preferred orientation effects and thus does not match well the calculated pattern.
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 7: Great Oxidation Event | <2.4 |
47a : [Near-surface hydration of prior minerals] | |
47g : [Halogen-bearing surface weathering minerals] |
Type Occurrence of Haydeeite
Place of Conservation of Type Material:
Mineralogical Museum, University of Hamburg, Germany.
Geological Setting of Type Material:
Underground in a fracture bound copper mine.
Associated Minerals at Type Locality:
Reference:
Schlüter, J., Malcherek, T. (2007): Haydeeite,Cu3MgCl2(OH)6, a new mineral from the Haydee mine, Salar Grande, Atacama desert, Chile. Neues Jahrbuch für Mineralogie, Abhandlungen, 184, 39-42.
Synonyms of Haydeeite
Other Language Names for Haydeeite
Simplified Chinese:氯羟镁铜石
Relationship of Haydeeite to other Species
Member of:
Other Members of this group:
Atacamite | Cu2(OH)3Cl | Orth. mmm (2/m 2/m 2/m) : Pnma |
Botallackite | Cu2(OH)3Cl | Mon. 2/m : P21/m |
Clinoatacamite | Cu2(OH)3Cl | Mon. 2/m |
Gillardite | Cu3Ni(OH)6Cl2 | Trig. 3m (3 2/m) : R3m |
Herbertsmithite | Cu3Zn(OH)6Cl2 | Trig. 3m (3 2/m) : R3m |
Hibbingite | Fe2+2(OH)3Cl | Orth. mmm (2/m 2/m 2/m) : Pnma |
Iyoite | MnCuCl(OH)3 | Mon. 2/m : P21/m |
Kapellasite | Cu3Zn(OH)6Cl2 | Trig. 3m (3 2/m) : P3m1 |
Kempite | Mn2+2(OH)3Cl | Orth. mmm (2/m 2/m 2/m) : Pnma |
Leverettite | Cu3Co(OH)6Cl2 | Trig. 3 : R3 |
Misakiite | Cu3Mn(OH)6Cl2 | Trig. 3m (3 2/m) : P3m1 |
Paratacamite | Cu3(Cu,Zn)(OH)6Cl2 | Trig. 3 : R3 |
Paratacamite-(Mg) | Cu3(Mg,Cu)(OH)6Cl2 | Trig. 3 : R3 |
Paratacamite-(Ni) | Cu3(Ni,Cu)(OH)6Cl2 | Trig. 3 : R3 |
Tondiite | Cu3Mg(OH)6Cl2 | Trig. 3m (3 2/m) : R3m |
Unnamed (Cu-Zn Chloride Hydroxide) | CuZnCl(OH)3 | Mon. 2/m : P21/m |
Common Associates
Associated Minerals Based on Photo Data:
Related Minerals - Strunz-mindat Grouping
3.DA. | Centennialite | CaCu3Cl2(OH)6 · nH2O (n ~ 0.7) |
3.DA. | Muonionalustaite | Ni3(OH)4Cl2 · 4H2O |
3.DA. | Parahibbingite | Fe2(OH)3Cl |
3.DA. | Bounahasite | Cu+Cu2+2(OH)3Cl2 |
3.DA.05 | Melanothallite | Cu2Cl2O |
3.DA.10a | Atacamite | Cu2(OH)3Cl |
3.DA.10b | Botallackite | Cu2(OH)3Cl |
3.DA.10b | Clinoatacamite | Cu2(OH)3Cl |
3.DA.10a | Hibbingite | Fe2+2(OH)3Cl |
3.DA.10a | Kempite | Mn2+2(OH)3Cl |
3.DA.10c | Kuliginite | Fe3Mg(OH)6Cl2 |
3.DA.10c | Paratacamite | Cu3(Cu,Zn)(OH)6Cl2 |
3.DA.10b | Belloite | Cu(OH)Cl |
3.DA.10c | Herbertsmithite | Cu3Zn(OH)6Cl2 |
3.DA.10c | Kapellasite | Cu3Zn(OH)6Cl2 |
3.DA.10c | Gillardite | Cu3Ni(OH)6Cl2 |
3.DA.10c | Leverettite | Cu3Co(OH)6Cl2 |
3.DA.10c | Paratacamite-(Ni) | Cu3(Ni,Cu)(OH)6Cl2 |
3.DA.10c | Tondiite | Cu3Mg(OH)6Cl2 |
3.DA.10c | Misakiite | Cu3Mn(OH)6Cl2 |
3.DA.10b | Iyoite | MnCuCl(OH)3 |
3.DA.10b | Unnamed (Cu-Zn Chloride Hydroxide) | CuZnCl(OH)3 |
3.DA.15 | Claringbullite | Cu4ClF(OH)6 |
3.DA.15 | Barlowite | Cu4BrF(OH)6 |
3.DA.20 | Simonkolleite | Zn5Cl2(OH)8 · H2O |
3.DA.25 | Buttgenbachite | Cu19(NO3)2(OH)32Cl4 · 2H2O |
3.DA.25 | Connellite | Cu19(SO4)(OH)32Cl4 · 3H2O |
3.DA.30 | Abhurite | Sn21Cl16(OH)14O6 |
3.DA.35 | Ponomarevite | K4Cu4Cl10O |
3.DA.40 | Anthonyite | Cu(OH,Cl)2 · 3H2O |
3.DA.40 | Calumetite | CaCu4(OH)8Cl2 · 3.5H2O |
3.DA.45 | Khaidarkanite | Cu4Al3(OH)14F3 · 2H2O |
3.DA.50 | Bobkingite | Cu5Cl2(OH)8 · 2H2O |
3.DA.55 | Avdoninite | K2Cu5(OH)4Cl8 · H2O |
3.DA.60 | Droninoite | Ni6Fe3+2(OH)16Cl2 · 4H2O |
3.DA.70 | Chrysothallite | K6Cu6Tl3+Cl17(OH)4 · H2O |
3.DA.70 | Dioskouriite | CaCu4Cl6(OH)4 · 4H2O |
3.DA.75 | Feodosiyite | Cu11Mg2Cl18(OH)8 · 16H2O |
3.DA.80 | Romanorlovite | K8Cu6Cl17(OH)3 |
Fluorescence of Haydeeite
Not fluorescent.
Other Information
Notes:
Not soluble in water, but dissolves in hydrochloric and nitric acids.
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 Haydeeite
mindat.org URL:
https://www.mindat.org/min-31500.html
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References for Haydeeite
Reference List:
Localities for Haydeeite
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.
Chile | |
| SEM-EDS and Raman Spectroscopy by Joy ... |
| Samples analysed by Dr. Jochen Schlüter (Hamburg University) +1 other reference |
| Kampf et al. (2013) +1 other reference |
| Schlüter et al. (2007) |
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Haydee Mine, Salar Grande, Iquique Province, Tarapacá, Chile