Palenzonaite
A valid IMA mineral species
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About Palenzonaite
Formula:
(NaCa2)Mn2+2(VO4)3
Colour:
Dark red
Lustre:
Adamantine, Sub-Adamantine, Greasy
Hardness:
5 - 5½
Specific Gravity:
3.63
Crystal System:
Isometric
Member of:
Name:
Named in 1987 in honor of Andrea Palenzona (b. 1935), professor of chemistry (and amateur mineralogist) at the University of Genoa, who discovered the mineral.
Type Locality:
This page provides mineralogical data about Palenzonaite.
Unique Identifiers
Mindat ID:
3065
Long-form identifier:
mindat:1:1:3065:2
IMA Classification of Palenzonaite
Classification of Palenzonaite
8.AC.25
8 : PHOSPHATES, ARSENATES, VANADATES
A : Phosphates, etc. without additional anions, without H2O
C : With medium-sized and large cations
8 : PHOSPHATES, ARSENATES, VANADATES
A : Phosphates, etc. without additional anions, without H2O
C : With medium-sized and large cations
Dana 7th ed.:
38.2.1.3
38.2.1.3
38 : ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
2 : (AB)5(XO4)3
38 : ANHYDROUS NORMAL PHOSPHATES, ARSENATES, AND VANADATES
2 : (AB)5(XO4)3
21.4.15
21 : Vanadates (and vanadates with arsenate or phosphate)
4 : Vanadates of U, Mn, Fe or Ni
21 : Vanadates (and vanadates with arsenate or phosphate)
4 : Vanadates of U, Mn, Fe or 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 for Standard |
|---|---|---|
| Plz | 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 Palenzonaite
Adamantine, Sub-Adamantine, Greasy
Transparency:
Transparent
Colour:
Dark red
Streak:
Brownish red
Hardness:
5 - 5½ on Mohs scale
Tenacity:
Brittle
Cleavage:
None Observed
Fracture:
Irregular/Uneven, Sub-Conchoidal
Density:
3.63 g/cm3 (Measured) 3.78 g/cm3 (Calculated)
Optical Data of Palenzonaite
Type:
Isotropic
RI values:
n = 1.965
Surface Relief:
Very High (positive)
Relative to Canada balsam mounting medium (n ≈ 1.537).
Relative to Canada balsam mounting medium (n ≈ 1.537).
This shows the grain boundary and Becke line effect under plane-polarised
light, based on the contrast between this mineral's average refractive
index and the mounting medium. It does not take into account mineral
colouration.
In focus
Pleochroism:
Non-pleochroic
Chemistry of Palenzonaite
Mindat Formula:
(NaCa2)Mn2+2(VO4)3
Element Weights:
Crystallography of Palenzonaite
Crystal System:
Isometric
Class (H-M):
m3m(4/m32/m) - Hexoctahedral
Space Group:
Ia3d
Setting:
Ia3d
Cell Parameters:
a = 12.534 Å
Unit Cell V:
1,969.11 ų (Calculated from Unit Cell)
Z:
8
Morphology:
Granular, trapezohedral crystals rare.
Comment:
NJMM 136(1987) structure.
Crystal Structure
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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) |
|---|---|---|---|---|---|---|---|
| 0019611 | Palenzonaite | Nagashima M, Armbruster T (2012) Palenzonaite, berzeliite, and manganberzeliite:(As5+,V5+,Si4+)O4 tetrahedra in garnet structures Mineralogical Magazine 76 1081-1097 | 2012 | Fianel mine, Switzerland | 0 | 293 | |
| 0019610 | Palenzonaite | Nagashima M, Armbruster T (2012) Palenzonaite, berzeliite, and manganberzeliite:(As5+,V5+,Si4+)O4 tetrahedra in garnet structures Mineralogical Magazine 76 1081-1097 | 2012 | Gambatesa mine, Italy | 0 | 293 | |
| 0019609 | Palenzonaite | Nagashima M, Armbruster T (2012) Palenzonaite, berzeliite, and manganberzeliite:(As5+,V5+,Si4+)O4 tetrahedra in garnet structures Mineralogical Magazine 76 1081-1097 | 2012 | Molinello mine, Italy | 0 | 293 | |
| 0014813 | Palenzonaite | Basso R (1987) The crystal structure of palenzonaite, a new vanadate garnet from Val Graveglia (Northern Apennines, Italy) Neues Jahrbuch fur Mineralogie, Monatshefte 1987 136-144 | 1987 | Val Graveglia, Northern Apennines, Italy | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
| d-spacing | Intensity |
|---|---|
| 5.12 Å | (10) |
| 3.13 Å | (60) |
| 2.80 Å | (100) |
| 2.67 Å | (20) |
| 2.56 Å | (60) |
| 2.46 Å | (10) |
| 1.738 Å | (20) |
| 1.675 Å | (40) |
Geological Environment
Paragenetic Mode(s):
| Paragenetic Mode | Earliest Age (Ga) |
|---|---|
| High-? alteration and/or metamorphism | |
| 32 : Ba/Mn/Pb/Zn deposits, including metamorphic deposits |
Type Occurrence of Palenzonaite
General Appearance of Type Material:
Wine-red anhedral grains and as dodecahedral crystals up to 6 mm in diameter.
Place of Conservation of Type Material:
University of Genoa, Genoa, Italy.
Royal Ontario Museum, Toronto, Canada.
Royal Ontario Museum, Toronto, Canada.
Geological Setting of Type Material:
Veinlets in manganese ore.
Associated Minerals at Type Locality:
Synonyms of Palenzonaite
Other Language Names for Palenzonaite
Dutch:Palenzonaiet
German:Palenzonait
Russian:Паленцонаит
Simplified Chinese:钒钙锰石
Spanish:Palenzonaita
Traditional Chinese:釩鈣錳石
Relationship of Palenzonaite to other Species
Member of:
Other Members of Berzeliite Group:
| Berzeliite | (NaCa2)Mg2(AsO4)3 | Iso. m3m(4/m32/m) : Ia3d |
| Manganberzeliite | (NaCa2)Mn2+2(AsO4)3 | Iso. m3m(4/m32/m) : Ia3d |
| Schäferite | (NaCa2)Mg2(VO4)3 | Iso. m3m(4/m32/m) : Ia3d |
| 'Unnamed (Na-Ca-Ni Vanadate Garnet)' | {NaCa2}[Ni2](V5+3)O12 | Iso. m3m(4/m32/m) : Ia3d |
| 'Unnamed (Na-Fe Vanadate Garnet)' | {Na3}[Fe3+2](V5+3)O12 |
Common Associates
Associations Based on Photo Data:
| 3 photos of Palenzonaite associated with Manganberzeliite | (NaCa2)Mn2+2(AsO4)3 |
| 2 photos of Palenzonaite associated with Sarkinite | Mn2+2(AsO4)(OH) |
| 2 photos of Palenzonaite associated with Nambulite | LiMn2+4Si5O14(OH) |
| 2 photos of Palenzonaite associated with Carpholite | Mn2+Al2(Si2O6)(OH)4 |
| 1 photo of Palenzonaite associated with Braunite | Mn2+Mn3+6(SiO4)O8 |
Related Minerals - Strunz-mindat Grouping
| 8.AC. | 'Crocobelonite-1M' | CaFe3+2O(PO4)2 |
| 8.AC. | Magnesioqingheiite | Na2Mg(MgAl)(PO4)3 |
| 8.AC. | Manganobadalovite | NaNaMn(MgFe3+)(AsO4)3 |
| 8.AC. | Changesite-(Y) | (Ca8Y)◻Fe2+(PO4)7 |
| 8.AC. | Babunaite-(Nd) | NdAsO4 |
| 8.AC. | Crocobelonite | CaFe3+2O(PO4)2 |
| 8.AC. | Wopmayite | Ca6Na3◻Mn(PO4)3(PO3OH)4 |
| 8.AC. | Beershevaite | CaFe3+3(PO4)3O |
| 8.AC. | Epiebnerite | (NH4)Zn(PO4) |
| 8.AC. | Ebnerite | (NH4)Zn(PO4) |
| 8.AC.X | Dyrnaesite-(La) | Na8Ce4+(La,REE)2(PO4)6 |
| 8.AC. | Edtollite | K2NaCu5Fe3+O2(AsO4)4 |
| 8.AC. | Angarfite | NaFe3+5(PO4)4(OH)4 · 4H2O |
| 8.AC. | Kabalovite | Fe2+3Fe3+4(PO4)6 |
| 8.AC. | Nazarchukite | Ca2NiFe3+2(PO4)4 |
| 8.AC. | Calciohatertite | NaNaCa(CaFe3+)(AsO4)3 |
| 8.AC. | Alumoedtollite | K2NaCu5AlO2(AsO4)4 |
| 8.AC.02 | Grigorievite | Cu3Fe3+2Al2(VO4)6 |
| 8.AC.02 | Koksharovite | CaMg2Fe3+4(VO4)6 |
| 8.AC.02 | Ziminaite | Fe3+ 6 (VO4)6 |
| 8.AC.05 | Hatertite | Na2(Ca,Na)(Fe3+,Cu)2(AsO4)3 |
| 8.AC.05 | Erikapohlite | Cu3(Zn,Cu,Mg)4Ca2(AsO4)6 · 2H2O |
| 8.AC.05 | 'Unnamed (Na-Mg Arsenate Hydroxyarsenate)' | NaMg3(AsO4)(AsO3OH)2 |
| 8.AC.05 | 'Unnamed (Na-Zn-H Arsenate Hydroxyarsenate)' | Na(Na0.6Zn0.4)Zn2(H0.6AsO4)(AsO3OH)2 |
| 8.AC.05 | Calciojohillerite | NaCaMg3(AsO4)3 |
| 8.AC.05 | Magnesiohatertite | (Na,Ca)2Ca(Mg,Fe3+)2(AsO4)3 |
| 8.AC.05 va | 'Alluaudite-Na[]' | ◻4Na4Mn2+4Fe3+8(PO4)12 |
| 8.AC.05 va | 'Alluaudite-Ca[]' | ◻4Ca4Mn2+4Fe3+8(PO4)12 |
| 8.AC.05 va | 'Ferroalluaudite-NaNa' | Na4Na4Fe2+4Fe3+8(PO4)12 |
| 8.AC.05 | 'Hagendorfite-NaNa' | NaNaFe2+(Mn2+,Mn3+)(PO4)3 (?) |
| 8.AC.05 | O'Danielite | Na(Zn,Mg)3(AsO4)(AsO3OH)2 |
| 8.AC.05 | Howardevansite | NaCuFe2(VO4)3 |
| 8.AC.05 | Khrenovite | Na3Fe3+2(AsO4)3 |
| 8.AC.05 | Zincobradaczekite | NaZn2Cu2(AsO4)3 |
| 8.AC.05 | Paraberzeliite | NaCa2Mg2(AsO4)3 |
| 8.AC.05 | Badalovite | Na2Mg2Fe(AsO4)3 |
| 8.AC.05 | Magnesiocanutite | NaMnMg2[AsO4]2[AsO2(OH)2] |
| 8.AC.05 | Manganohatertite | NaNaCa(MnFe3+)(AsO4)3 |
| 8.AC.05 | Camanchacaite | NaCaMg2[AsO4][AsO3(OH)]2 |
| 8.AC.07 | Zhanghuifenite | Na3Mn4Mg2Al(PO4)6 |
| 8.AC.07 | Ferrobobfergusonite | Na2Fe2+5Fe3+Al(PO4)6 |
| 8.AC.10 | Hagendorfite | NaCaMn2+Fe2+2(PO4)3 |
| 8.AC.10 | 'Ferrohagendorfite' | NaCaFe2+Fe2+2(PO4)3 |
| 8.AC.10 | Johillerite | Na(Mg,Zn)3Cu(AsO4)3 |
| 8.AC.10 | Varulite | NaCaMn2+Mn2+2(PO4)3 |
| 8.AC.10 | Nickenichite | Na0.8Ca0.4Cu0.4(Mg,Fe)3(AsO4)3 |
| 8.AC.10 | Arseniopleite | NaCaMnMn2(AsO4)3 |
| 8.AC.10 | Groatite | NaCaMn2(PO4)[PO3(OH)]2 |
| 8.AC.10 | Alluaudite | (Na,Ca)Mn2+(Fe3+,Mn2+,Fe2+,Mg)2(PO4)3 |
| 8.AC.10 | Bradaczekite | NaCu4(AsO4)3 |
| 8.AC.10 | Caryinite | (Na,Pb)(Ca,Na)CaMn2+2(AsO4)3 |
| 8.AC.10 | Ferroalluaudite | (Na,Ca)Fe2+(Fe3+,Mn2+,Fe2+)2(PO4)3 |
| 8.AC.10 | Maghagendorfite | (Na,◻)MgMn2+(Fe2+,Fe3+)2(PO4)3 |
| 8.AC.15 | Ferrowyllieite | (Na,Ca,Mn)(Fe,Mn)(Fe,Fe,Mg)Al(PO4)3 |
| 8.AC.15 | Qingheiite | NaNaMn2+(MgAl)(PO4)3 |
| 8.AC.15 | Rosemaryite | (Na,Ca,Mn)(Mn,Fe2+)(Fe3+,Mg)Al(PO4)3 |
| 8.AC.15 | Ferroqingheiite | NaNaFe2+(MgAl)(PO4)3 |
| 8.AC.15 | Ferrorosemaryite | ◻NaFe2+Fe3+Al(PO4)3 |
| 8.AC.15 | Bobfergusonite | Na2Mn5FeAl(PO4)6 |
| 8.AC.15 | Wyllieite | (Na,Ca,Mn)(Mn,Fe)(Fe,Mg)Al(PO4)3 |
| 8.AC.17 | Czochralskiite | Na4Ca3Mg(PO4)4 |
| 8.AC.18 | Manitobaite | Na16Mn2+ 25Al8(PO4)30 |
| 8.AC.20 | Marićite | NaFe2+(PO4) |
| 8.AC.25 | Schäferite | (NaCa2)Mg2(VO4)3 |
| 8.AC.25 | Berzeliite | (NaCa2)Mg2(AsO4)3 |
| 8.AC.25 | Matyhite | Ca18(Ca,◻)2Fe2+2(PO4)14 |
| 8.AC.25 | Hedegaardite | (Ca,Na)9(Ca,Na)Mg(PO4)6(PO3OH) |
| 8.AC.25 | Manganberzeliite | (NaCa2)Mn2+2(AsO4)3 |
| 8.AC.30 | Brianite | Na2CaMg(PO4)2 |
| 8.AC.35 | Vitusite-(Ce) | Na3(Ce,La,Nd)(PO4)2 |
| 8.AC.40 | Bario-olgite | (Ba,Sr)(Na,Sr,REE)2Na(PO4)2 · |
| 8.AC.40 | Olgite | (Sr,Ba)(Na,Sr,REE)2Na(PO4)2 |
| 8.AC.45 | Magnesiochangesite-(Ce) | (Ca8Ce)◻Mg(PO4)7 |
| 8.AC.45 | Tuite | Ca3(PO4)2 |
| 8.AC.45 | Ferromerrillite | Ca9NaFe2+(PO4)7 |
| 8.AC.45 | Strontiowhitlockite | Sr9Mg(PO4)6(PO3OH) |
| 8.AC.45 | Magnesiochangesite-(Y) | (Ca8Y)◻ Mg(PO4)7 |
| 8.AC.45 | Changesite-(Ce) | (Ca8Ce)◻Fe2+(PO4)7 |
| 8.AC.45 | Merrillite | Ca9NaMg(PO4)7 |
| 8.AC.45 | Whitlockite | Ca9Mg(PO4)6(PO3OH) |
| 8.AC.47 | Iwateite | Na2BaMn(PO4)2 |
| 8.AC.47 | Ozerovaite | Na2KAl3(AsO4)4 |
| 8.AC.47 | Yurmarinite | Na7(Fe3+,Mg,Cu)4(AsO4)6 |
| 8.AC.47 | Pansnerite | K3Na3(Fe3+,Al)6(AsO4)8 |
| 8.AC.47 | Anatolyite | Na6(Ca,Na)(Mg,Fe3+)3Al(AsO4)6 |
| 8.AC.50 | Fillowite | Na3CaMn2+11(PO4)9 |
| 8.AC.50 | Galileiite | Na3Fe2+Fe2+11(PO4)9 |
| 8.AC.50 | Johnsomervilleite | Na3CaFe11(PO4)9 |
| 8.AC.50 | Xenophyllite | Na4Fe2+7(PO4)6 |
| 8.AC.50 | Udinaite | NaMg4(VO4)3 |
| 8.AC.50 | Arsenudinaite | NaMg4(AsO4)3 |
| 8.AC.50 | Chladniite | Na3CaMg11(PO4)9 |
| 8.AC.52 | Lasnierite | (Ca,Sr)(Mg,Fe2+)2Al(P[O,F]4)3 |
| 8.AC.55 | Pharmazincite | KZnAsO4 |
| 8.AC.57 | Zubkovaite | Ca3Cu3(AsO4)4 |
| 8.AC.60 | Kosnarite | KZr2(PO4)3 |
| 8.AC.65 | Panethite | (Na,Ca)2(Mg,Fe2+)2(PO4)2 |
| 8.AC.70 | Stanfieldite | Ca4Mg5(PO4)6 |
| 8.AC.75 | Ronneburgite | K2MnV4O12 |
| 8.AC.80 | Tillmannsite | Ag3Hg[(V,As)O4] |
| 8.AC.85 | Filatovite | K(Al,Zn)2(As,Si)2O8 |
Fluorescence of Palenzonaite
Not fluorescent.
Other Information
Notes:
Soluble in strong 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 Palenzonaite
mindat.org URL:
https://www.mindat.org/min-3065.html
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References for Palenzonaite
Localities for Palenzonaite
Showing 11 localities.
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.
Austria | |
| Kolitsch (2020) |
Italy | |
| G. Blass EDX (M.E. Ciriotti, 2007) |
| 415. +2 other references |
| J. Brugger pers.comm. 2005 |
| Castellaro et al. (2023) |
| Piccoli et al. (2007) +1 other reference |
| Bracco R. (2014) +2 other references |
Japan | |
| Masutomi Museum specimen (Kyoto) |
Switzerland | |
| Brugger et al. (1996) |
| Brugger J. (1996) +3 other references | |
| Roth et al. (2011) |
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The
Molinello Mine, Ne, Genoa, Liguria, Italy