zones

Awards

2012 Young Scientist Award

Mineralogical Association of Canada

 

2010 Research Excellence Award

Department of Geoscience, University of Calgary

 

2009  Alberta Ingenuity New Faculty Award

Selected Publications

Umbsaar, D.A. and Antao, S.M. (2021): Structural Variations across Wolframite Solid Solutions, (Fe,Mn)WO4Minerals – Recent Contributions of Female Scientists to the Advancement of Mineral Science, 12, 42; DOI:10.3390/min12010042. 12 pages.

Zaman, M.M. and Antao, S.M. (2020):  Crystal chemistry and structural variations for zircon samples from various localities.  Minerals – Crystallography and Physical Chemistry of Minerals, 10, 947; DOI:10.3390/min10110947. 18 pages.

Antao, S.M. and Hovis, G.L. (2020):  Structural variations across the nepheline (NaAlSiO4)-kalsilite (KAlSiO4) series.  American Mineralogist. In press.  DOI: https://doi.org/10.2138/am-2021-7484.

Antao, S.M. and Salvador, J.J. (2019):  Crystal chemistry of birefringent uvarovite solid solutions.  Minerals –Feature Papers in Crystallography, Mineralogy, and Physical Chemistry of Minerals, 9, 395.  DOI: 10.3390/min9070395. 21 pages.

Antao, S.M., Cruickshank, L.A. and Hazrah, K.S. (2019):  Structural trends and solid-solutions based on the crystal chemistry of two hausmannite (Mn3O4) samples from the Kalahari manganese field.  Minerals –Feature Papers in Crystallography, Mineralogy, and Physical Chemistry of Minerals, 9, 343.  DOI: 10.3390/min9060343. 16 pages.

Antao, S.M. and Nicholls, J.W. (2018): Crystal chemistry of three volcanic K-rich nepheline samples from Oldoinyo Lengai, Tanzania and Mount Nyiragongo, Eastern Congo, Africa.  Frontiers in Earth Science-Earth and Planetary Materials, 6,155, DOI: 10.3389/feart.2018.00155.

Antao, S.M. and Cruickshank, L.A. (2018): Crystal structure refinements of tetragonal (OH,F)-rich spessartine and henritermierite garnets. Acta Crystallographica, B74, 104-114.

Antao, S.M. and Dhaliwal, I. (2018): Lead apatites: structural variations among Pb5(BO4)3Cl with B = P (pyromorphite), As (mimetite), and V (vanadinite). Journal of Synchrotron Radiation, 25, 214-221.

Antao, S.M. and Dhaliwal, I. (2017): Growth oscillatory zoning in erythrite, ideally Co3(AsO4)2•8H2O: structural variations in vivianite-group minerals. Minerals - Fundamentals and Frontiers in Mineralogy, 7, 136. DOI 10.3390/MIN7080136. 13 Pages.

Antao, S.M. and Cruickshank, L.A. (2016): Two cubic phases in kimzeyite garnet from the type locality Magnet Cove, Arkansas. Acta Crystallographica, B72, 846-854.

Antao, S.M. (2016):  Quartz:  structural and thermodynamic analyses across the alpha to beta transition with origin of negative thermal expansion (NTE) in beta quartz and calcite.  Acta Crystallographica, B72, 249-262.

Antao, S.M., Zaman, M., Gontijo, V.L., Camargo, E.S., and Marr, R.A. (2015):  Optical anisotropy, zoning, and coexistence of two cubic phases in andradites from Quebec and New York.  Contributions to Mineralogy and Petrology, 169: 10.  DOI 10.1007/s00410-015-1104-0.

Zaman, M., Schubert, M., and Antao, S.M. (2012):  Elevated radionuclide concentrations in heavy mineral-rich beach sands in the Cox’s Bazar region, Bangladesh, and related possible radiological effects.  Isotopes in Environmental & Health Studies, 48, 512-525.

Antao, S.M. (2012):  Structural trends for celestite (SrSO4), anglesite (PbSO4), and barite (BaSO4): confirmation of expected variations within the SO4 groups.  American Mineralogist, 97, 661-665. 

Antao, S.M. (2012):  The crystal structure of a biogenic aragonite from the nacre of an ammonite shell.  Royal Society of Chemistry (RSC) Advances, 2, 526-530. 

Skinner, L.B., Benmore, C.J., Antao, S.M.et al. (2012):  Structural changes in vitreous GeSe4 under pressure.  Journal of Physical Chemistry, C 116, 2212-2217. 

Antao, S.M. (2011):  Crystal-structure analysis of four mineral samples of anhydrite, CaSO4, using synchrotron high-resolution powder X-ray diffraction data.  Powder Diffraction, 26, 326-330. 

Antao, S.M. et al. (2010):  Temperature dependence of the structural parameters in the transformation of aragonite to calcite, as determined from in situ synchrotron powder X-ray diffraction data.  Canadian Mineralogist, 48, 1225-1236. 

Ehm, L., Michel, F.M., Antao, S.M., et al. (2009):  Structural changes in nanocrystalline mackinawite (FeS) at high pressure.  Journal of Applied Crystallography, 42, 15-21.  

Antao, S.M. et al. (2009):  In situ study of the R-3c?R-3m orientational disorder in calcite, CaCO3Physics and Chemistry of Minerals, 36, 159-169.

Antao, S.M. et al. (2008):  State-of-the-art high-resolution powder X-ray diffraction (HRPXRD) illustrated with Rietveld structure refinement of quartz, sodalite, tremolite, and meionite.  Canadian Mineralogist, 46, 1501-1509.

Antao, S.M. et al. (2008):  The R-3c - R-3m transition in nitratine, NaNO3, and implications for calcite, CaCO3Physics and Chemistry of minerals, 35, 545-557.

Wang, J., Toby, B.H., Lee, P.L., Ribaud, L., Antao, S.M. et al. (2008):  A dedicated powder diffraction beamline at the advanced photon source:  commissioning and early operational results.  Review of Scientific Instruments, 79, 085105.

Lee, P.L., Shu, D., Ramanathan, M., Preissner, C., Wang, J., Beno, M.A., Von Dreele, R.B., Ribaud, L., Kurtz, C., Antao, S.M. et al. (2008):  A twelve-analyzer detector system for high-resolution powder diffraction.  Journal of Synchrotron Radiation, 15, 427-432.

Moyer, Jr. R. O., Antao, S.M. et al.  (2008):  Neutron Powder Diffraction and Solid State Deuterium NMR Studies of Ca2RuD6 and the stability of transition metal hexahydride salts.  Journal of Alloys and Compounds, 460, 138-141.

Antao, S.M. et al. (2008):  Network rigidity in GeSe2 glass at high pressure.  Physical Review Letters, 100, 115501.

zeolite