Garnet Structural Group
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|X = Ca, Fe, etc., Z = Al, Cr, etc., T = Si, As, V, etc.|
|Name:||Named from granatum (a pomegranate) for its resemblance to seeds of this fruit.|
A group of cubic and pseudocubic nesosilicates, arsenates, vanadates and members with TO4 groups where T = Al, Fe3+, Te.
Found in many rock types.
Classification of Garnet Structural Group
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Crystallography of Garnet Structural Group
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Edge Lines | Miller Indicies | Axes
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Along a-axis | Along b-axis | Along c-axis | Start rotation | Stop rotation
Optical Data of Garnet Structural Group
Chemical Properties of Garnet Structural Group
X = Ca, Fe, etc., Z = Al, Cr, etc., T = Si, As, V, etc.
Relationship of Garnet Structural Group to other Species
|Minerals chemically related to group:|
Other Names for Garnet Structural Group
|Health Warning:||No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.|
References for Garnet Structural Group
Hutton, Colin Osborne (1962), Composition of some garnets in low-grade schists Royal Society of New Zealand Geology 1: 129-133.
McConnell, D. (1964): Refringence of garnets and hydrogarnets. Canadian Mineralogist 8, 11-22
Evans, B.W. (1965), Microprobe study of zoning in eclogite garnets: Geol. Soc. Amer. Abstract with Program: 54.
Sobolev, N.V., Jr., Kuznetsova, I.K., and Zyuzin, N.I. (1968) The petrology of grospydite xenoliths from the Zagadochnaya Kimberlite pipe in Yakutia. Journal of Petrology: 9: 253-280.
Dudley, P.P. (1969), Electron microprobe analyses of garnets in glaucophane schists and associated eclogites: American Mineralogist: 54: 1139-1150.
Sawatzky, G.A., Van Der Woude, F., and Morrish, A.H. (1969) Recoilness-fraction ratio for 57Fe in octahedral and tetrahedral sites of a spinel and a garnet. Physical Reviews: 183(2): 383-386.
Reid, A.M., Brown, R.W., DAwson, J.B., Whitfield, G.G., and Siebert, J.C. (1976) Garnet and pyroxene compositions in some diamondiferous eclogites. Contributions to Mineralogy and Petrology: 58: 203-220.
Green, T.H. (1977) Garnet in silicic liquids and its possible use as a P-T indicator. Contributions to Mineralogy and Petrology: 65: 59-67.
Kolesnik, Y.N., Nogteva, V.V., and Paukov, I.Y. (1977) The specific heat of pyrope at 13 to 300 K and the thermodynamic parameters of some natural varieties of garnet. Geochemistry International 1977: 126-133.
Newton, R.C., Charlu, T.V., and Kleppa, O.J. (1977) Thermochemistry of high pressure garnets and clinopyroxenes in the system CaO-MgO-Al2O3-SiO2. Geochimica et Cosmochimica Acta: 41: 369-377.
Schwartz, K.B., Nolet, D.A., and Burns, R.G. (1980) Mössbauer spectroscopy and crystal chemistry of natural Fe-Ti garnets. American Mineralogist: 65: 142-153.
Smith, B.K. (1982), Plastic deformation of garnets; mechanical behavior and associated microstructures, 208 p. University of California, Berkeley, Berkeley, California.
Cecchini A., Franzini M., Troysi M.(1988): Nuovi dati sulla microdurezza dei granati. Atti Soc.Tosc.Sc.Nat., Mem., Serie A, 95, 21-28.
Bell, D.R., Ihinger, P.D., and Rossman, G.R. (1995) Quantitative analysis of trace OH in garnet and pyroxenes. American Mineralogist: 80: 465-474.
Mukhopadhyay, B., Holdaway, M.J., and Koziol, A.M. (1997) A statistical model of the thermodynamic mixing properties of Ca-Mg-Fe2+ garnets. American Mineralogist: 82: 165-181.
Nakano, T. and Ishikawa, Y. (1997) Chemical zoning of pegmatite garnets from the Ishikawa and Yamonoo areas, northeastern Japan. Geochem. Journal: 31: 105-118.
Kolesov, B.A. and Geiger, C.A. (1998) Raman spectra of silicate garnets. Physics and Chemistry of Minerals: 25: 142-151.
Voegele, V., J.I. Ando, P. Cordier, & R.C. Liebermann (1998a), Plastic deformation of silicate garnets; , High-pressure experiments. Physics of the Earth and Planetary Interiors: 108: 305-318.
Voegele, V., P. Cordier, V. Sautter, T.G. Sharp, J.M. Lardeaux, & F.O. Marques (1998b), Plastic deformation of silicate garnets; II, Deformation microstructures in natural samples. Physics of the Earth and Planetary Interiors: 108: 319-338.
Bofa Ballaran, T., Carpenter, M.A., Geiger, C.A., and Kozol, A. (1999) Local structural heterogeneity in garnet solid solutions. Physics and Chemistry of Minerals: 26: 554-569.
Wang, L., E.J. Essene, & . Zhang (1999a), Mineral inclusions in pyrope crystals from Garnet Ridge, Arizona, USA; implications for processes in the upper mantle: Contributions to Mineralogy and Petrology: 135: 164-178.
Wang, Z., S. Ji, T.E. Rivers, D.R.M.E. Pattison, & R.F.E. Martin (1999b), Defromations of silicate garnets; brittle-ductile transition and its geological implications, Mineral-scale processes in metamorphic petrology; the Kretz volume.The Canadian Mineralogist: 37(2): 525-541.
Arredondo, E.H. and Rossman, G.R. (2002) Feasibility of determining the quantitative OH content of garnets with Raman spectroscopy. American Mineralogist: 87: 307-311.
Wang, L., Essene, E.J., and Zhang, Y. (2000) Direct observation of immiscibility in pyrope-almandine-grossular garnet. American Mineralogist: 85: 41-46.
Internet Links for Garnet Structural Group
|Specimens:||The following Garnet Structural Group specimens are currently listed for sale on minfind.com.|
Localities for Garnet Structural Group
The map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.