Ramaccioniite
A valid IMA mineral species - pending publication
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About Ramaccioniite
Formula:
Cu4[SeO4](OH)6
Crystal System:
Monoclinic
Isostructural with:
Unique Identifiers
Mindat ID:
53207
Long-form identifier:
mindat:1:1:53207:3
IMA Classification of Ramaccioniite
Classification of Ramaccioniite
7.BB.25
7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
B : Sulfates (selenates, etc.) with additional anions, without H2O
B : With medium-sized cations
7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
B : Sulfates (selenates, etc.) with additional anions, without H2O
B : With medium-sized cations
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 for Standard |
|---|---|---|
| Rmc | IMA–CNMNC | Warr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Chemistry of Ramaccioniite
Mindat Formula:
Cu4[SeO4](OH)6
Element Weights:
Elements listed:
Crystallography of Ramaccioniite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/b
Setting:
P21/a
Cell Parameters:
a = 13.3703(3) Å, b = 9.9547(2) Å, c = 6.0412(3) Å
α = 90°, β = 103.150(3)°, γ = 90°
α = 90°, β = 103.150(3)°, γ = 90°
Ratio:
a:b:c = 1.343 : 1 : 0.607
Unit Cell V:
782.98 ų (Calculated from Unit Cell)
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 6.511 Å | (100) |
| 5.448 Å | (21) |
| 3.978 Å | (23) |
| 3.952 Å | (46) |
| 3.255 Å | (85) |
| 3.215 Å | (15) |
| 2.724 Å | (46) |
| 2.533 Å | (37) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| Stage 7: Great Oxidation Event | <2.4 |
| 47a : [Near-surface hydration of prior minerals] | |
| 47d : [Arsenates, antimonates, selenates, bismuthinates] |
Type Occurrence of Ramaccioniite
Place of Conservation of Type Material:
Type material is deposited in the mineralogical collections of the Naturhistorisches Museum Wien, Burgring 7, 1010 Wien, Austria, catalogue number O 573.
Synonyms of Ramaccioniite
Other Language Names for Ramaccioniite
Dutch:Ramaccioniiet
German:Ramaccioniit
Related Minerals - Strunz-mindat Grouping
| 7.BB. | Iskandarovite | Sb6O7(SO4)2 |
| 7.BB. | Brumadoite | Cu3(Te6+O4)(OH)4 · 5H2O |
| 7.BB. | Novikovite | (NH4)4Mo6+2Mo5+2O8(SO4)5 |
| 7.BB.10 | Hauckite | Fe3+3(Mg,Mn2+)24Zn18(SO4)4(CO3)2(OH)81 |
| 7.BB.15 | Antlerite | Cu3(SO4)(OH)4 |
| 7.BB.20 | Dolerophanite | Cu2(SO4)O |
| 7.BB.25 | Brochantite | Cu4(SO4)(OH)6 |
| 7.BB.30 | Vergasovaite | Cu3(SO4)(MoO4,SO4)O |
| 7.BB.30 | Cupromolybdite | Cu3O(MoO4)2 |
| 7.BB.35 | Klebelsbergite | Sb4O4(SO4)(OH)2 |
| 7.BB.35 | Tavagnascoite | Bi4O4(SO4)(OH)2 |
| 7.BB.40 | Schuetteite | Hg2+3O2(SO4) |
| 7.BB.45 | Paraotwayite | Ni(OH)2-x(SO4,CO3)0.5x |
| 7.BB.50 | Xocomecatlite | Cu3(TeO4)(OH)4 |
| 7.BB.55 | Pauflerite | (V4+O)SO4 |
| 7.BB.60 | Grandviewite | Cu3Al2(SO4)(OH)10 · H2O |
| 7.BB.65 | Timroseite | Pb2Cu5(TeO6)2(OH)2 |
| 7.BB.70 | Glikinite | Zn3O(SO4)2 |
| 7.BB.80 | Mojaveite | Cu6[Te6+O4(OH)2](OH)7Cl |
| 7.BB.85 | Paratimroseite | Pb2Cu4(TeO6)2(H2O)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 Ramaccioniite
mindat.org URL:
https://www.mindat.org/min-53207.html
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References for Ramaccioniite
Localities for Ramaccioniite
Showing 1 localities.
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.
Argentina (TL) | |
| Hålenius et al. (2018) |
Los Llantenes mining district, La Rioja Province, Argentina