Zaccagnaite-3R
A structural variant of Zaccagnaite
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About Zaccagnaite-3R
Formula:
Zn4Al2(OH)12[CO3] · 3H2O
Crystal System:
Trigonal
Unique Identifiers
Mindat ID:
42522
Long-form identifier:
mindat:1:1:42522:3
IMA Classification of Zaccagnaite-3R
Chemistry of Zaccagnaite-3R
Mindat Formula:
Zn4Al2(OH)12[CO3] · 3H2O
Element Weights:
Crystallography of Zaccagnaite-3R
Crystal System:
Trigonal
Class (H-M):
3m (3 2/m) - Hexagonal Scalenohedral
Space Group:
R3m
Setting:
R3m
Cell Parameters:
a = 3.06616(1) Å, c = 22.6164(1) Å
Ratio:
a:c = 1 : 7.376
Unit Cell V:
184.139 ų
Z:
3
Morphology:
octahedral or hexagonal pyramidal and prismatic forms.
Common Associates
Associated Minerals Based on Photo Data:
| 3 photos of Zaccagnaite-3R associated with Glaucocerinite | (Zn1-xAlx)(OH)2(SO4)x/2 · nH2O |
| 3 photos of Zaccagnaite-3R associated with Felsőbányaite | Al4(SO4)(OH)10 · 4H2O |
| 2 photos of Zaccagnaite-3R associated with Azurite | Cu3(CO3)2(OH)2 |
Other Information
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 Zaccagnaite-3R
mindat.org URL:
https://www.mindat.org/min-42522.html
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References for Zaccagnaite-3R
Localities for Zaccagnaite-3R
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.
Italy | |
| Bortolozzi et al. (2018) |
| Zorzi F. et al. (2014) |
Peru | |
| Arfè et al. (2017) |
Spain | |
| Lozano et al. (2012) |
El Soplao cave, La Florida mining area, Sierra de Arnero, Cantabria, Spain