Terranovaite
A valid IMA mineral species
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Formula:
(Na,Ca)8(Si68Al12)O160 · 29H2O
Colour:
Bluish
Lustre:
Vitreous
Specific Gravity:
2.13
Crystal System:
Orthorhombic
Member of:
Name:
Named for the Italian Antarctic Station at Terranova Bay, Antarctica.
Zeolite Group.
According to Galli et.al., "Terranovaite .... was found in only one of the Ferrar dolerite samples collected. The specimen is from the SW crest, just under the summit of Mt. Adamson (Lat. 73° 56'S, Long. 162° 56'E)."
Terranovaite, tabular, transparent and bluish, was closely associated with heulandite.
According to Galli et.al., "Terranovaite .... was found in only one of the Ferrar dolerite samples collected. The specimen is from the SW crest, just under the summit of Mt. Adamson (Lat. 73° 56'S, Long. 162° 56'E)."
Terranovaite, tabular, transparent and bluish, was closely associated with heulandite.
Unique Identifiers
Mindat ID:
7332
Long-form identifier:
mindat:1:1:7332:1
GUID
(UUID V4):
(UUID V4):
b20098f7-5171-4786-8b1d-e477cd15c509
IMA Classification of Terranovaite
Approved
IMA Formula:
NaCaAl3Si17O40 · ~8H2O
Approval year:
1995
First published:
1997
Classification of Terranovaite
9.GF.05
9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
F : Other Rare Zeolites
9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
F : Other Rare Zeolites
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 |
---|---|---|
Tnv | 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 Terranovaite
Vitreous
Transparency:
Transparent
Colour:
Bluish
Streak:
White
Hardness Data:
Could not be measured
Comment:
Could not be measured due to the small crystal size.
Tenacity:
Brittle
Cleavage:
Perfect
{010}
{010}
Parting:
Distinct {001}
Fracture:
Irregular/Uneven
Density:
2.13(2) g/cm3 (Measured)
Optical Data of Terranovaite
Type:
Biaxial (+)
RI values:
nα = 1.476(2) nβ = 1.478(2) nγ = 1.483(3)
2V:
Measured: 65° (5), Calculated: 65°
Max Birefringence:
δ = 0.007
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:
Moderate
Dispersion:
r < v moderate
Optical Extinction:
X = c; Y = a; Z = b.
Chemistry of Terranovaite
Mindat Formula:
(Na,Ca)8(Si68Al12)O160 · 29H2O
Crystallography of Terranovaite
Crystal System:
Orthorhombic
Cell Parameters:
a = 9.747(1) Å, b = 23.880(2) Å, c = 20.068(2) Å
Ratio:
a:b:c = 0.408 : 1 : 0.84
Unit Cell V:
4,670.99 ų (Calculated from Unit Cell)
Comment:
Cmcm space group, even though the real symmetry is probably C2cm
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) |
---|---|---|---|---|---|---|---|
0001886 | Terranovaite | Galli E, Quartieri S, Vezzalini G, Alberti A, Franzini M (1997) Terranovaite from Antarctica: A new 'pentasil' zeolite American Mineralogist 82 423-429 | 1997 | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
11.94 Å | (40) |
10.16 Å | (65) |
9.04 Å | (33) |
3.79 Å | (100) |
3.61 Å | (40) |
3.03 Å | (27) |
2.504 Å | (14) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 3a: Earth’s earliest Hadean crust | >4.50 |
10 : Basalt-hosted zeolite minerals |
Type Occurrence of Terranovaite
General Appearance of Type Material:
Globular masses that flake off in transparent lamellae.
Place of Conservation of Type Material:
Museo di Storia Naturale e del Territorio, University of Pisa, Italy (catalog no. 15520).
Geological Setting of Type Material:
Cavities in dolerite.
Associated Minerals at Type Locality:
Reference:
Galli, E., Quartieri, S., Vezzalini, G., Alberti, A., Franzini, M. (1997) Terranovaite from Antarctica: A new ‘pentasil’ zeolite. American Mineralogist, 82(3-4), 423-429.
Synonyms of Terranovaite
Other Language Names for Terranovaite
Relationship of Terranovaite to other Species
Member of:
Other Members of this group:
Alflarsenite | NaCa2Be3Si4O13(OH) · 2H2O | Mon. 2 : P21 |
Amicite | K2Na2Al4Si4O16 · 5H2O | Mon. 2 |
Ammonioleucite | (NH4)(AlSi2O6) | Tet. 4/m : I41/a |
Analcime | Na(AlSi2O6) · H2O | Tric. 1 : P1 |
Bellbergite | (K,Ba,Sr)2Sr2Ca2(Ca,Na)4[Al3Si3O12]6 · 30H2O | Hex. |
Bikitaite | LiAlSi2O6 · H2O | Tric. 1 : P1 |
Boggsite | Ca8Na3(Si,Al)96O192 · 70H2O | Orth. mmm (2/m 2/m 2/m) : Imma |
Brewsterite Subgroup | Zeolite Group. | |
Chabazite-Levyne Subgroup | M[Al2Si4O12] · 6H2O | |
Chiavennite | CaMnBe2Si5O13(OH)2 · 2H2O | Mon. 2/m : P21/b |
Clinoptilolite Subgroup | M3-6(Si30Al6)O72 · 20H2O | |
Cowlesite | CaAl2Si3O10 · 6H2O | Orth. mmm (2/m 2/m 2/m) |
Dachiardite Subgroup | Zeolite Group. | |
Direnzoite | NaK6MgCa2(Al13Si47O120) · 36H2O | Orth. mmm (2/m 2/m 2/m) : Pmmn |
Edingtonite | Ba[Al2Si3O10] · 4H2O | Orth. 2 2 2 : P21 21 21 |
Epistilbite | CaAl2Si6O16 · 5H2O | Mon. |
Erionite Subgroup | M2[Al4Si14O36] · 15H2O | |
Faujasite Subgroup | M3.5[Al7Si17O48] · 32H2O | |
Ferrierite Subgroup | Zeolite Group. | |
Ferrochiavennite | Ca1-2Fe[(Si,Al,Be)5Be2O13(OH)2] · 2H2O | Mon. 2/m : P21/b |
Flörkeite | (K3Ca2Na)[Al8Si8O32] · 12H2O | Tric. 1 : P1 |
Garronite Subgroup | ||
Gaultite | Na4Zn2Si7O18 · 5H2O | Orth. mm2 : Fdd2 |
Gismondine Subgroup | Zeolite Group. | |
Gmelinite Subgroup | In 1997, gmelinite was split into Gmelinite-Ca, Gmelinite-Na and Gmelinite-K. | |
Gobbinsite | Na5(Si11Al5)O32 · 11H2O | Orth. mmm (2/m 2/m 2/m) : Pnma |
Goosecreekite | Ca[Al2Si6O16] · 5H2O | Mon. 2 : P21 |
Gottardiite | Na3Mg3Ca5Al19Si117O272 · 93H2O | Orth. mmm (2/m 2/m 2/m) : Cmca |
Heulandite Subgroup | (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O | |
Hsianghualite | Ca3Li2(Be3Si3O12)F2 | Iso. 4 3 2 : I41 3 2 |
Kirchhoffite | Cs(BSi2O6) | Tet. 4/mmm (4/m 2/m 2/m) : I41/acd |
Laumontite | CaAl2Si4O12 · 4H2O | Mon. 2/m : B2/m |
Loomisite | Ba[Be2P2O8] · H2O | Mon. m |
Lovdarite | K2Na6Be4Si14O36 · 9H2O | Orth. mm2 |
Maricopaite | Pb7Ca2(Si,Al)48O100 · 32H2O | Orth. |
Martinandresite | Ba2(Al4Si12O32) · 10H2O | Orth. mmm (2/m 2/m 2/m) : Pmmn |
Mazzite Subgroup | Zeolite Group. | |
Merlinoite | (K,Na)5(Ca,Ba)2Al9Si23O64 · 23H2O | Orth. mmm (2/m 2/m 2/m) : Immm |
Montesommaite | (K,Na)9Al9Si23O64 · 10H2O | Orth. mm2 : Fdd2 |
Mordenite | (Na2,Ca,K2)4(Al8Si40)O96 · 28H2O | Orth. |
Mutinaite | Na3Ca4Si85Al11O192 · 60H2O | Orth. mmm (2/m 2/m 2/m) : Pnma |
Nabesite | Na2BeSi4O10 · 4H2O | Orth. 2 2 2 : P21 21 21 |
Natrolite Subgroup | A subgroup of the Zeolite Group. | |
Offretite | KCaMg(Si13Al5)O36 · 15H2O | Hex. 6 m2 : P6m2 |
Pahasapaite | Li8(Ca,Li,K)10.5Be24(PO4)24 · 38H2O | Iso. 2 3 : I2 3 |
Parthéite | Ca2(Si4Al4) O15 (OH)2 · 4H2O | Mon. 2/m : B2/b |
Paulingite Subgroup | Paulingite was originally described in 1960. | |
Perlialite | K9Na(Ca,Sr)[Al2Si4O12]6 · 15H2O | Hex. 6/mmm (6/m 2/m 2/m) : P6/mmm |
Phillipsite Subgroup | Zeolite Group. | |
Pollucite | (Cs,Na)2(Al2Si4O12) · 2H2O | Iso. m3m (4/m 3 2/m) : Ia3d |
Roggianite | Ca2Be(OH)2Al2Si4O13 · 2.5H2O | Tet. 4/mmm (4/m 2/m 2/m) : I4/mcm |
Stilbite Subgroup | M6-7[Al8-9Si27-28O72] · nH2O | |
Thomsonite Subgroup | The large majority of "thomsonite" is thomsonite-Ca. | |
Tschernichite | (Ca,Na2)[Al2Si4O12] · 4-8H2O | Tet. 4/mmm (4/m 2/m 2/m) : P4/mmm |
Tschörtnerite | Ca4(Ca,Sr,K,Ba)3Cu3[Al3Si3O12]4(OH)8 · nH2O | Iso. m3m (4/m 3 2/m) : Fm3m |
UM1996-38-SiO:AlCaHNa | Na-Ca-Al-Si-O-H | |
UM1999-33-SiO:AlHKNa | K7Na5Al12Si20O64 · 24H2O | |
UM2002-40-SiO:AlCaHKMgNa | (Mg,Ca,Na,K)7.5(Al12.8Si51.2)O128 · 65H2O | Tet. 4 2 2 : P41 2 2 |
Unnamed (Ca analogue of Merlinoite) | (Ca,K,Na)5(Ca,Ba)2Al9Si23O64 · 23H2O ? | |
Wairakite | Ca(Al2Si4O12) · 2H2O | Mon. 2/m : B2/m |
Weinebeneite | CaBe3(PO4)2(OH)2 · 4H2O | Mon. m : Bb |
Wenkite | (Ba,K)4(Ca,Na)6[(Si,Al)20O39(OH)2](SO4)3 · 0.5H2O | Hex. 6 m2 : P62m |
Willhendersonite | KCa[Al3Si3O12] · 5H2O | Tric. 1 : P1 |
Yugawaralite | CaAl2Si6O16 · 4H2O | Mon. m : Pb |
Related Minerals - Strunz-mindat Grouping
9.GF.10 | Gottardiite | Na3Mg3Ca5Al19Si117O272 · 93H2O |
9.GF.15 | Lovdarite | K2Na6Be4Si14O36 · 9H2O |
9.GF.20 | Gaultite | Na4Zn2Si7O18 · 5H2O |
9.GF.25 | Chiavennite | CaMnBe2Si5O13(OH)2 · 2H2O |
9.GF.25 | Ferrochiavennite | Ca1-2Fe[(Si,Al,Be)5Be2O13(OH)2] · 2H2O |
9.GF.30 | Tschernichite | (Ca,Na2)[Al2Si4O12] · 4-8H2O |
9.GF.35 | Mutinaite | Na3Ca4Si85Al11O192 · 60H2O |
9.GF.40 | Tschörtnerite | Ca4(Ca,Sr,K,Ba)3Cu3[Al3Si3O12]4(OH)8 · nH2O |
9.GF.50 | Thornasite | (Na,K)12Th3[Si8O19]4 · 18H2O |
9.GF.55 | Direnzoite | NaK6MgCa2(Al13Si47O120) · 36H2O |
9.GF.60 | Meierite | Ba44Si66Al30O192Cl25(OH)33 |
9.GF.65 | Rongibbsite | Pb2(Si4Al)O11(OH) |
Fluorescence of Terranovaite
none
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 Terranovaite
mindat.org URL:
https://www.mindat.org/min-7332.html
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References for Terranovaite
Reference List:
Coombs, Douglas S., Alberti, Alberto, Armbruster, Thomas, Artioli, Gilberto, Colella, Carmine, Galli, Ermanno, Grice, Joel D., Liebau, Friedrich, Mandarino, Joseph A., Minato, Hideo, Nickel, Ernest H., Passaglia, Elio, Peacor, Donald R., Quartieri, Simona, Rinaldi, Romano, Ross, Malcolm I., Sheppard, Richard A., Tillmanns, Ekkehart, Vezzalini, Giovanna (1997) Recommended nomenclature for zeolite minerals; report of the Subcommittee on Zeolites of the International Mineralogical Association, Commission on New Minerals and Mineral Names. The Canadian Mineralogist, 35 (6) 1571-1606
Localities for Terranovaite
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.
Antarctica (TL) | |
| Vezzalini et al. (1994) +2 other references |
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