Mangani-dellaventuraite
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Formula:
NaNa2(MgMn3+2Ti4+Li)Si8O22O2
Mangani-dellaventuraite is a dellaventuraite root name amphibole in the WO2- dominant amphibole with Mn3+ as the dominant element in the C3+ position.
Colour:
Pink to red
Lustre:
Vitreous
Hardness:
5
Specific Gravity:
3.184 (Calculated)
Crystal System:
Monoclinic
Member of:
Name:
The mineral with this composition was originally named dellaventuraite (Tait et al. 2004) for Giancarlo Della Ventura, Universita degli Studi di Roma Tre. It was redefined in the 2012 amphibole nomenclature, and is now named mangani-dellaventuraite.
Type Locality:
This page provides mineralogical data about Mangani-dellaventuraite.
Classification of Mangani-dellaventuraite
Approved
Approval year:
2003
9.DE.25
9 : SILICATES (Germanates)
D : Inosilicates
E : Inosilicates with 2-periodic double chains, Si4O11; Clinoamphiboles
9 : SILICATES (Germanates)
D : Inosilicates
E : Inosilicates with 2-periodic double chains, Si4O11; Clinoamphiboles
Physical Properties of Mangani-dellaventuraite
Vitreous
Transparency:
Transparent
Colour:
Pink to red
Streak:
Pale pink
Hardness:
5 on Mohs scale
Tenacity:
Brittle
Cleavage:
Perfect
{110}
{110}
Fracture:
Conchoidal
Density:
3.184 g/cm3 (Calculated)
Optical Data of Mangani-dellaventuraite
Type:
Biaxial (+)
RI values:
nα = 1.685 - 1.691 nβ = 1.687 - 1.697 nγ = 1.718 - 1.724
2V:
Measured: 46° to 52°, Calculated: 41°
Max Birefringence:
δ = 0.033

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
Pleochroism:
Strong
Comments:
Pale mauve-brown to dark red-brown
Chemical Properties of Mangani-dellaventuraite
Formula:
NaNa2(MgMn3+2Ti4+Li)Si8O22O2
Mangani-dellaventuraite is a dellaventuraite root name amphibole in the WO2- dominant amphibole with Mn3+ as the dominant element in the C3+ position.
Mangani-dellaventuraite is a dellaventuraite root name amphibole in the WO2- dominant amphibole with Mn3+ as the dominant element in the C3+ position.
Crystallography of Mangani-dellaventuraite
Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Cell Parameters:
a = 9.808 Å, b = 17.84 Å, c = 5.2848 Å
α = 104.653°
α = 104.653°
Ratio:
a:b:c = 0.55 : 1 : 0.296
Unit Cell V:
894.6 ų
Z:
2
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) |
---|---|---|---|---|---|---|---|
0003735 | Mangani-dellaventuraite | Tait K T, Hawthorne F C, Grice J D, Ottolini L, Nayak V K (2005) Dellaventuraite, NaNa2(MgMn2TiLi)Si8O22O2, a new anhydrous amphibole from the Kajlidongri Manganese Mine, Jhabua District, Madhya Pradesh, India American Mineralogist 90 304-309 | ![]() | 2005 | 0 | 293 |
CIF Raw Data - click here to close
Type Occurrence of Mangani-dellaventuraite
General Appearance of Type Material:
Mangani-dellaventuraite is pink to red, in anhedral crystals with a pale-pink streak and transparent with a vitreous luster. Mangani-dellaventuraite occurs with ferri-leakeite, potassic-mangani-leakeite, albite, braunite, and bixbyite associated with cros
Place of Conservation of Type Material:
Canadian Museum of Nature, Ottawa
Geological Setting of Type Material:
Metamorphosed manganese ores
Synonyms of Mangani-dellaventuraite
Other Language Names for Mangani-dellaventuraite
Russian:Деллавентураит
Relationship of Mangani-dellaventuraite to other Species
Member of:
Other Members of this group:
Kaersutite Root Name Group | ACa2{Z2+3Z3+Ti}(Si6Al2O22)O2 | Mon. |
Mangano-mangani-ungarettiite | NaNa2(Mn2+2Mn3+3)(Si8O22)O2 | Mon. |
Obertiite Root Name Group | ANa2(Z2+3Z3+Ti)Si8O22O2 | |
Oxo-magnesio-hastingsite | NaCa2(Mg3(Fe3+2-x,Tix))5(Si6Al2O22)O2 | Mon. 2/m : B2/m |
Oxo-pargasite | NaCa2(Mg3(Al2-x,Tix))5(Si6Al2O22)O2 | |
Potassic-jeanlouisite | K(NaCa)(Mg4Ti)Si8O22O2 | Mon. 2/m : B2/m |
Potassic-mangano-mangani-ungarettiite | KNa2(Mn2+2Mn3+3)Si8O22O2 |
Related Minerals - Nickel-Strunz Grouping
9.DE. | Clino-suenoite | ◻{Mn2+2}{Mg5}(Si8O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.05 | Cummingtonite | ◻{Mg2}{Mg5}(Si8O22)(OH)2 | Mon. |
9.DE.05 | Clino-holmquistite Root Name Group | ◻{Li2}{Z2+3Z3+2}(Si8O22)(OH,F,Cl)2 | Mon. |
9.DE.05 | Grunerite | ◻{Fe2+2}{Fe2+5}(Si8O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.05 | Permanganogrunerite | ◻{Mn2+2}{Mn2+5}(Si8O22)(OH)2 | Mon. |
9.DE.05 | Ferri-fluoro-leakeite | {Na}{Na2}{Mg2Fe3+2Li}(Si8O22)F2 | Mon. 2/m : B2/m |
9.DE.10 | Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22OH2 | Mon. 2/m : B2/m |
9.DE.10 | Ferri-tschermakite | ◻{Ca2}{Mg3Fe3+2}(Al2Si6O22)(OH)2 | Mon. |
9.DE.10 | Ferro-actinolite | ◻Ca2Fe2+5(Si8O22)OH2 | Mon. |
9.DE.10 | Ferro-hornblende | ◻Ca2(Fe2+4Al)(Si7Al)O22(OH)2 | Mon. |
9.DE.10 | Ferro-tschermakite | ◻{Ca2}{Fe2+3Al2}(Al2Si6O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.10 | Joesmithite | Pb2+Ca2(Mg3Fe3+2)(Si6Be2)O22(OH)2 | Mon. |
9.DE.10 | Magnesio-hornblende | ◻Ca2(Mg4Al)(Si7Al)O22(OH)2 | Mon. 2/m : B2/m |
9.DE.10 | Tremolite | ◻{Ca2}{Mg5}(Si8O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.10 | Tschermakite | ◻(Ca2)(Mg3Al2)(Al2Si6O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.10 | Cannilloite | CaCa2(Mg4Al)(Si5Al3O22)OH2 | Mon. |
9.DE.10 | Fluoro-cannilloite | CaCa2(Mg4Al)(Si5Al3)O22F2 | Mon. |
9.DE.10 | Parvo-manganotremolite | ◻{CaMn2+}{Mg5}(Si8O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.10 | Fluoro-tremolite | ◻{Ca2}{Mg5}(Si8O22)F2 | Mon. 2/m : B2/m |
9.DE.10 | Ferro-ferri-hornblende | ◻Ca2(Fe2+4Fe3+)(AlSi7O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.15 | Edenite | NaCa2Mg5(Si7Al)O22OH2 | Mon. |
9.DE.15 | Ferro-edenite | NaCa2Fe2+5(Si7Al)O22OH2 | Mon. |
9.DE.15 | Ferro-kaersutite | NaCa2{Fe2+3AlTi}(Si6Al2O22)O2 | Mon. |
9.DE.15 | Ferro-pargasite | NaCa2(Fe2+4Al)(Si6Al2)O22(OH)2 | Mon. |
9.DE.15 | Hastingsite | NaCa2(Fe2+4Fe3+)(Si6Al2)O22OH2 | Mon. |
9.DE.15 | Kaersutite | NaCa2(Mg3AlTi4+)(Si6Al2)O22O2 | Mon. |
9.DE.15 | Magnesio-hastingsite | NaCa2(Mg4Fe3+)(Si6Al2)O22(OH)2 | Mon. |
9.DE.15 | Pargasite | NaCa2(Mg4Al)(Si6Al2)O22(OH)2 | Mon. 2/m : B2/m |
9.DE.15 | Sadanagaite | {Na}{Ca2}{Mg3Al2}(Si5Al3O22)(OH)2 | Mon. |
9.DE.15 | Fluoro-edenite | NaCa2Mg5(Si7Al)O22F2 | Mon. 2/m : P2/m |
9.DE.15 | Potassic-ferro-ferri-sadanagaite | {K}{Ca2}{Fe2+3Fe3+2}(Al3Si5O22)(OH)2 | Mon. |
9.DE.15 | Potassic-sadanagaite | {K}{Ca2}{Mg3Al2}(Al3Si5O22)(OH)2 | Mon. |
9.DE.15 | Potassic-pargasite | KCa2(Mg4Al)(Si6Al2)O22(OH)2 | Mon. |
9.DE.15 | Potassic-ferro-sadanagaite | {K}{Ca2}{Fe2+3Al2}(Al3Si5O22)(OH)2 | Mon. |
9.DE.15 | Magnesio-fluoro-hastingsite | NaCa2(Mg4Fe3+)(Si6Al2)O22F2 | Mon. 2/m : B2/m |
9.DE.15 | Potassic-fluoro-hastingsite | KCa2(Fe2+4Fe3+)(Si6Al2)O22F2 | Mon. 2/m : B2/m |
9.DE.15 | Potassic-chloro-hastingsite | KCa2(Fe2+4Fe3+)(Si6Al2)O22Cl2 | Mon. 2/m : B2/m |
9.DE.15 | Fluoro-pargasite | NaCa2(Mg4Al)(Si6Al2)O22F2 | Mon. 2/m : B2/m |
9.DE.15 | Parvo-mangano-edenite | {Na}{CaMn2+}{Mg5}(AlSi7O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.15 | Potassic-chloro-pargasite | KCa2(Mg4Al)(Si6Al2)O22Cl2 | Mon. 2/m : B2/m |
9.DE.15 | Potassic-ferro-chloro-edenite | KCa2Fe2+5(AlSi7O22)Cl2 | |
9.DE.15 | Potassic-magnesio-hastingsite | KCa2(Mg4Fe3+)(Si6Al2)O22(OH)2 | Mon. 2/m : B2/m |
9.DE.15 | Potassic-ferro-pargasite | KCa2(Fe2+4Al)(Si6Al2)O22(OH)2 | Mon. 2/m : B2/m |
9.DE.15 | Chromio-pargasite | {Na}{Ca2}{Mg4Cr3+}(Al2Si6O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.15 | Potassic-fluoro-pargasite | KCa2(Mg4Al)(Si6Al2)O22F2 | Mon. 2/m : B2/m |
9.DE.15 | Ferri-kaersutite | NaCa2(Mg3Fe3+Ti)(Si6Al2O22)O2 | Mon. 2/m : B2/m |
9.DE.15 | Vanadio-pargasite | NaCa2(Mg3+4V)(Al2Si6)O22(OH)2 | Mon. 2/m : B2/m |
9.DE.20 | Ferro-taramite | Na(CaNa)(Fe2+3Al2)(Al2Si6O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.20 | Barroisite | ◻{CaNa}{Mg3Al2}(AlSi7O22)(OH)2 | Mon. |
9.DE.20 | Ferro-ferri-barroisite | ◻(CaNa)(Fe2+3Fe3+2)(AlSi7O22)(OH)2 | |
9.DE.20 | Ferro-ferri-winchite | ◻[CaNa][Fe2+4(Fe3+,Al)]Si8O22(OH)2 | |
9.DE.20 | Ferri-barroisite | ◻(CaNa)(Mg3Fe3+2)(AlSi7O22)(OH)2 | |
9.DE.20 | Ferro-ferri-taramite | Na(CaNa)(Fe2+3Fe3+2)(Al2Si6O22)(OH)2 | |
9.DE.20 | Ferro-ferri-katophorite | Na(NaCa)(Fe2+4Fe3+)(Si7Al)O22(OH)2 | Mon. 2/m : B2/m |
9.DE.20 | Ferro-barroisite | ◻{CaNa}{Fe2+3Al2}(AlSi7O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.20 | Ferro-richterite | {Na}{CaNa}{Fe2+5}(Si8O22)(OH)2 | Mon. |
9.DE.20 | Ferro-winchite | ◻{CaNa}{Fe2+4Al}(Si8O22)(OH)2 | Mon. |
9.DE.20 | Ferro-katophorite | {Na}{CaNa}{Fe2+4Al}[(AlSi7)O22](OH)2 | Mon. 2/m : B2/m |
9.DE.20 | Ferri-katophorite | Na(CaNa)(Mg4Fe3+)(AlSi7O22)(OH)2 | Mon. |
9.DE.20 | Ferri-taramite | Na(CaNa)(Mg3Fe3+2)(Al2Si6O22)(OH)2 | Mon. |
9.DE.20 | Magnesiotaramite | {Na}{CaNa}{Mg3AlFe3+}(Al2Si6O22)(OH)2 | Mon. |
9.DE.20 | Richterite | {Na}{NaCa}{Mg5}(Si8O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.20 | Winchite | ◻{CaNa}{Mg4Al}(Si8O22)(OH)2 | Mon. 2/m |
9.DE.20 | Taramite | {Na}{CaNa}{Mg3Al2}(Al2Si6O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.20 | Fluoro-richterite | {Na}{CaNa}{Mg5}(Si8O22)(F,OH)2 | Mon. 2/m |
9.DE.20 | Katophorite | {Na}{CaNa}{Mg4Al}[(AlSi7)O22](OH)2 | Mon. 2/m : B2/m |
9.DE.20 | Potassic-fluoro-richterite | {K}{CaNa}{Mg5}(Si8O22)(F,OH)2 | Mon. |
9.DE.20 | Potassic-richterite | {K}{CaNa}{Mg5}Si8O22(OH)2 | Mon. 2/m : B2/m |
9.DE.20 | Ferri-ghoseite | ◻[Mn2+Na][Mg4Fe3+]Si8O22(OH)2 | Mon. 2/m |
9.DE.20 | Ferri-winchite | ◻(NaCa)(Mg4Fe3+)Si8O22(OH)2 | Mon. 2/m : B2/m |
9.DE.20 | Fluoro-taramite | {Na}{CaNa}{Mg3Al2}(Al2Si6O22)F2 | Mon. 2/m : B2/m |
9.DE.20 | Fluoro-katophorite | Na(CaNa)(Mg4Al)(AlSi7O22)F2 | Mon. |
9.DE.20 | Ferri-fluoro-katophorite | Na(CaNa)(Mg4Fe3+)(AlSi7O22)F2 | Mon. 2/m : B2/m |
9.DE.25 | Arfvedsonite | [Na][Na2][Fe2+4Fe3+]Si8O22(OH)2 | Mon. 2/m : B2/m |
9.DE.25 | Eckermannite | NaNa2(Mg4Al}Si8O22(OH)2 | Mon. 2/m : B2/m |
9.DE.25 | Ferro-eckermannite | NaNa2(Fe2+4Al)Si8O22(OH)2 | Mon. |
9.DE.25 | Ferro-glaucophane | ◻[Na2][Fe2+3Al2]Si8O22(OH)2 | Mon. |
9.DE.25 | Glaucophane | ◻[Na2][Mg3Al2]Si8O22(OH)2 | Mon. |
9.DE.25 | Potassic-mangani-leakeite | [(Na,K)][Na2][Mg2Mn3+2Li]Si8O22(OH)2 | Mon. 2/m : B2/m |
9.DE.25 | Mangano-ferri-eckermannite | {Na}{Na2}{Mn2+4Fe3+}Si8O22(OH)2 | Mon. |
9.DE.25 | Ferri-leakeite | [Na][Na2][Mg2Fe3+2Li]Si8O22(OH)2 | Mon. |
9.DE.25 | Magnesio-riebeckite | ◻{Na2}{Mg3Fe3+2}(Si8O22)(OH)2 | Mon. |
9.DE.25 | Magnesio-arfvedsonite | {Na}{Na2}{Mg4Fe3+}(Si8O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.25 | Nybøite | NaNa2(Mg3Al2)(AlSi7O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.25 | Riebeckite | ◻[Na2][Fe2+3Fe3+2]Si8O22(OH)2 | Mon. 2/m : B2/m |
9.DE.25 | Mangano-mangani-ungarettiite | NaNa2(Mn2+2Mn3+3)(Si8O22)O2 | Mon. |
9.DE.25 | Ferro-ferri-nybøite | NaNa2[(Fe2+3,Mg)Fe3+2](AlSi7O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.25 | Clino-ferro-ferri-holmquistite | ◻{Li2}{Fe2+3Fe3+2}(Si8O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.25 | Ferri-nybøite | NaNa2(Mg3Fe3+2](AlSi7O22)(OH)2 | Mon. |
9.DE.25 | Ferro-ferri-leakeite | [Na][Na2][Fe2+2Fe3+2Li]Si8O22(OH)2 | Mon. |
9.DE.25 | Ferro-ferri-fluoro-leakeite | Na(Na2)(Fe2+2Fe3+2Li)(Si8O22)(F)2 | Mon. |
9.DE.25 | Sodic-ferri-clinoferroholmquistite | Na0.5{Li2}{Fe2+3Fe3+2}(Si8O22)(OH)2 | Mon. |
9.DE.25 | Magnesio-fluoro-arfvedsonite | [Na][Na2][Mg4Fe3+][Si8O22](F,OH)2 | Mon. |
9.DE.25 | Ferri-pedrizite | [Na][Li2][Mg2Fe3+2Li]Si8O22(OH)2 | Mon. |
9.DE.25 | Potassic-ferri-leakeite | [K][Na2][Mg2Fe3+2Li]Si8O22(OH)2 | Mon. 2/m : B2/m |
9.DE.25 | Fluoro-nybøite | NaNa2(Mg3Al2)(AlSi7O22)(F,OH)2 | Mon. 2/m : B2/m |
9.DE.25 | Fluoro-pedrizite | NaLi2(Mg2Al2Li)(Si8O22)F2 | Mon. 2/m : B2/m |
9.DE.25 | Potassic-arfvedsonite | [(K,Na)][Na2][Fe2+4Fe3+]Si8O22(OH)2 | Mon. 2/m : B2/m |
9.DE.25 | Mangani-obertiite | NaNa2(Mg3Mn3+Ti4+)Si8O22O2 | Mon. 2/m : B2/m |
9.DE.25 | Potassic-magnesio-fluoro-arfvedsonite | [(K,Na)][Na2][Mg4Fe3+][Si8O22][(F,OH)2] | Mon. 2/m : B2/m |
9.DE.25 | Ferro-ferri-pedrizite | [Na][Li2][Fe2+2Fe3+2Li]Si8O22(OH)2 | Mon. 2/m : B2/m |
9.DE.25 | Potassic-magnesio-arfvedsonite | [K][Na2][Mg4Fe3+]Si8O22(OH)2 | Mon. 2/m : B2/m |
9.DE.25 | Pedrizite | NaLi2(LiMg2Al2)(Si8O22)(OH)2 | Mon. 2/m : B2/m |
9.DE.25 | Ferro-pedrizite | NaLi2(Fe2+2Al2Li)Si8O22(OH)2 | Mon. 2/m : B2/m |
9.DE.25 | Ferro-fluoro-pedrizite | Na(Li2)(Fe2+2Al2Li)[Si8O22]F2 | Mon. 2/m : B2/m |
9.DE.25 | Fluoro-leakeite | NaNa2(Mg2Al2Li)(Si8O22)F2 | Mon. 2/m : B2/m |
9.DE.25 | Ferro-ferri-obertiite | NaNa2(Fe2+3Fe3+Ti)Si8O22O2 | Mon. 2/m : B2/m |
9.DE.25 | Ferri-obertiite | NaNa2(Mg3Fe3+Ti)Si8O22O2 | Mon. 2/m : B2/m |
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.
References for Mangani-dellaventuraite
Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Tait, K.T., HAwthorne, F.C., Grice, J.D., Ottolini, L., Nayak, V.K. (2004) Dellaventuraite, NaNa2(MgMn 3+ 2 Ti 4+ Li)Si8O22O2, a new anhydrous amphibole from the Kajlidongri manganese mine, Jhabua District, Madhya Pradesh, India. American Mineralogist: 90: 304-309.
Hawthorne, F.C., Oberti, R., Harlow, G.E., Maresch, W.V., Martin, R.F., Schumacher, J.C., Welch, M.D. (2012) Nomenclature of the amphibole supergroup. American Mineralogist: 97: 2031–2048.
Internet Links for Mangani-dellaventuraite
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Localities for Mangani-dellaventuraite
Locality List




All localities listed without proper references should be considered as questionable.
India (TL) | |
| Tait et al (2005), American Mineralogist: 90: 304-309. |