Press Releases

·April 17, 2006, Arizona Star, UA mineral-ID device bound for space

·March 16, 2006, Astrobiology Magazine, Tricorder going to Mars

·March 13, 2006, webpronews.com, Brain typing and super-smart lasers

·March 13, 2006, Information Technology Week, Star Trek tricorder ready for beam up

·March 4, 2006, Australian Broadcasting Corporation, The Science Show with Robyn Williams (mp3 file)

Publications related to the RRUFF™ Project

Burt J B, Downs R T, Costin G (2007)Single-crystal X-ray refinement of wilkinsonite, Na₂Fe²⁺₄Fe³⁺₂Si₆O₂₀. Acta Crystallographica E63, i122-i124. (pdf)

Clark, C.M., and Downs, R.T. (2004) Using the American Mineralogist Crystal Structure Database in the classroom. Invited paper, Journal of Geoscience Education 51, 76-80. (pdf)

Denton, M.B., Sperline, R.P., Giles, J.H., Gilmore, D.A., Pommier, C.J.S., and Downs, R.T. (2003) Advances in the application of array detectors for improved chemical analysis, Part I. Comparison of qualitative analyses using large, computer-based Raman spectral libraries. Australian Journal of Chemistry 56, 117-131. (pdf)

Dillen R (2007) Een nieuwe on-line databank: het RRUFF project. Geonieuws 32(10), 227-229. (pdf - full issue)

Downs R.T. (2005) XtalDraw for Windows. Commission on Powder Diffraction, International Union of Crystallography Newsletter 30, 32-33. (pdf)

Downs, R.T. and Hall-Wallace, M. (2003) The American Mineralogist Crystal Structure Database. American Mineralogist 88, 247-250. (pdf)

Estrada C F (2007) Changing the science of mineralogy: The use of Raman spectroscopy in mineral identification and the RRUFF project. Outcrop, Newsletter of the Rocky Mountain Association of Geologists 55, 1-8. (pdf)

Fritz E A, Laurs B M, Downs R T, Costin G (2007) Yellowish green diopside and tremolite from Merelani, Tanzania. Gems & Gemology 43, 146-148. (pdf)

Henderson R R, Yang H, Downs R T, Jenkins R A (2008) Redetermination of conichalcite, CaCu(AsO₄)(OH). Acta Crystallographica E64, i53-i54. (pdf)

Li C, Yang H, Downs R T (2008) Redetermination of olivenite from an untwinned single-crystal. Acta Crystallographica E64, i60-i61 (pdf)

Liermann, H.P., Downs, R.T., and Yang H. (2006) Site disorder revealed through Raman spectra from oriented single crystals: A case study on karooite (MgTi₂O₅) American Mineralogists 91, 790-793. (pdf)

Manoun B, Downs R T, and Saxena S K (2006) A high-pressure Raman spectroscopic study of hafnon, HfSiO₄. American Mineralogist 91, 1888-1892. (pdf)

Origlieri M J, Laetsch T A, Downs R T (2007) A note on the paragenesis of ottensite. The Mineralogical Record 38, 83-84. (pdf)

Oxmann J F, Pham Q H, Lara R J (2008) Quantification of individual phosphorus species in sediment: a sequential conversion and extraction method, European Journal of Soil Science 59, 1177-1190

Rajan, H., Uchida, H., Bryan, D.L., Swaminathan, R., Downs, R.T., Hall-Wallace, M. (2006) Building the American Mineralogist Crystal Structure Database: A recipe for construction of a small Internet database. In Sinha, A.K. ed., Geoinformatics: Data to Knowledge: Geological Society of America Special Paper 397, 73-80. (pdf)

Schmidt G R, Reynard J, Yang H, Downs R T (2006) Tychite, Na₆Mg₂(SO₄)(CO₃)₄: Structure analysis and Raman spectroscopic data. Acta Crystallographica E62, 207-209. (pdf)

Treiman A H (2008) Rhonite in Luna 24 pyroxenes: First find from the Moon, and implications for volatiles in planetary magmas, American Mineralogist 93, 488-491

Uchida H, Downs R T, Thompson R M (2007) Reinvestigation of eakerite, Ca₂SnAl₂Si₆O₁₈(OH)₂·2H₂O: H-atom positions by single-crystal X-ray diffraction and correlation with Raman spectroscopic data. Acta Crystallographica E63, i47-i49. (pdf)

Yang H, Costin G, Keogh J, Lu R, Downs R T (2007)Cobaltaustinite, CaCo(AsO₄)(OH) Acta Crystallographica E63, i53-i55. (pdf)

Yang H, Dembowski R F, Conrad P G, Downs R T (2008) Crystal structure and Raman spectrum of hydroxyl-bastnasite-(Ce), CeCO₃(OH). American Mineralogist 93, 698-701. (pdf)

Yang H, Downs R T (2008) Crystal structure of glaucodot, (Co,Fe)AsS, and its relationships to marcasite and arsenopyrite. American Mineralogist 93, 1183-1186. (pdf)

Yang H, Downs R T, Costin G, Eichler C M (2007) The crystal structure of tvalchrelidzeite, Hg₃SbAsS₃, and a revision of its chemical formula. The Canadian Mineralogist 45, 1529-1533. (pdf)

Yang H, Downs R T, Eichler C (2008) Safflorite, (Co,Ni,Fe)As2, isomorphous with marcasite. Acta Crystallographica E64, i62-i62 (pdf)

Yang H, Hubler D K, Lavina B, Downs R T, Costin G (2007)Tyrrellite, Cu(Co_0.68Ni_0.32)₂Se₄, isostructural with spinel.Acta Crystallographica C63, i73-i74. (pdf)

Yang H, Li C, Jenkins R A, Downs R T, Costin G (2007)Kolbeckite, ScPO₄·2H₂O, isomorphous with metavariscite. Acta Crystallographica C63, i91-i92. (pdf)

Yang H, Lu R, Downs R T, Costin G (2006) Goethite, α–FeO(OH), from single-crystal data.Acta Crystallographica E62, i250-i252. (pdf)

Yang H, Sano J L, Eichler C, Downs R T, Costin G (2007) Iranite, CuPb₁₀(CrO₄)₆(SiO₄)₂(OH)₂, isomorphous with hemihedrite. Acta Crystallographica C63, i122-i124. (pdf)

Yang H, Zwick J, Downs R T, Costin G (2007)Isokite, CaMg(PO₄)F_0.8(OH)_0.2, isomorphous with titanite. Acta Crystallographica C63, i89-i90. (pdf)

Meeting Abstracts

Downs, R.T., and Hall-Wallace, M. (2002) A Database of Crystal Structures Published in the American Mineralogist and The Canadian Mineralogist and Its Use as a Resource in the Classroom. 18th General Meeting of the International Mineralogical Association , 1-6 Sept, 2002, Edinburgh, Scotland. Programme With Abstracts, page 128.

Pommier, C.J.S., Denton, M.B., and Downs, R.T. (2003) Raman spectroscopic study of spodumene through the pressure-induced phase change from C2/c to P21/c. Pittcon 1730-3, Orlando, FL, March 9-14, 2003.

McIntosh, B., Denton, M.B., Downs, R.T., Becker, D. (2003) Smart Raman instrument for Mars Science Laboratory. Mars Exploration Program Assessment Group, Sept 10-11, Jet Propulsion Laboratory, Pasadena, CA. (pdf)

Uchida, H., and Downs, R.T. (2003) Single-crystal X-ray diffraction studies on spinels from the San Carlos Volcanic Field, Arizona. In Geochimica et Cosmochimica Acta 67, A497 Supplement, Goldschmidt Conference, Sept 7-12, Kurashiki Japan. (pdf)

McIntosh, B. Denton, M.B., and Downs, R.T. (2004) Process Raman on Earth and research Raman on Mars - How are they related? Pittcon March 11, 2004. (Session: 24300-1000). Chicago, IL.

Liermann H. P., Downs R. T., Yang H. (2004) Raman spectroscopy of order/disorder in pseudobrookite (MgTi2O5): Implication for the determination of the thermal history of planetary materials by remote sensing. 32nd IGC - Florence 2004.

Downs, R.T., Liermann, H.P., and Yang, H. (2004) The analysis of Mg and Ti order/disorder in pseudobrookite by Raman spectroscopy: Implications for the geological exploration of Mars. Geological Association of Canada - Mineralogical Association of Canada Annual Meeting, St. Catherines 2004. SS01-06.

Rajenski, K., Mogk, D., and Downs, R.T. (2005) Teaching mineralogy with crystal structure databases and visualization software: A digital resource collection. Goldschmidt Conference, Moscow, Idaho, May 20-25.

McCarthy, A., Domanik, K., and Downs, R.T. (2005) Determining structural chemical formulae using the American Mineralogist Crystal Structure Database. Goldschmidt Conference, Moscow, Idaho, May 20-25.

Schmidt, G., Uchida H., Mooney, P., Lu, R., and Downs, R.T. (2005) Oriented crystal studies: Orienting the crystals Abstracts of the Geological Society of America Annual Fall Meeting, Salt Lake City, 16-19 October 2005.

Dembowski, R.F., Mooney, P.R., Laetsch, T.A., Lu, R., and Downs, R.T. (2005) Orientation in Raman spectroscopy. Abstracts of the Geological Society of America Annual Fall Meeting, Salt Lake City, 16-19 October 2005.

Mooney, P.R., Dembowski, R.F., Laetsch, T.A., Zwick, J., Downs, R.T., and Lu, R. (2005) RRUFF Project: Developing an integrated database of Raman and infrared spectra, X-ray diffraction and chemistry data for minerals. Abstracts of the Geological Society of America Annual Fall Meeting, Salt Lake City, 16-19 October 2005. (pdf)

Lu, R., Downs, R.T., Denton, M.B., and Rossman, G.R. (2005) Integrated database of Raman spectra, X-ray diffraction and chemistry data for minerals. Abstracts of the Geological Society of America Annual Fall Meeting, Salt Lake City, 16-19 October 2005.

Downs R T (2006) The RRUFF Project: an integrated study of the chemistry, crystallography, Raman and infrared spectroscopy of minerals. Program and Abstracts of the 19th General Meeting of the International Mineralogical Association in Kobe, Japan. O03-13 link

Origlieri M J, Downs R T, Carducci M D, Rosso K M, Gibbs G V (2006) Crystal structure and bonding in the new mineral AsSbO3. Program and Abstracts of the 19th General Meeting of the International Mineralogical Association in Kobe, Japan. O08-06 Pdf of abstract. PowerPoint Slides

McCarthy A C, Downs R T, Lu R, Yang H (2006) Reexamination of yedlinite, Pb6(Cl,OH)6Cr3+(OH,O)8, using single-crystal X-ray diffraction and Raman spectroscopy, and redetermination of the chemical formula. Program and Abstracts of the 19th General Meeting of the International Mineralogical Association in Kobe, Japan. P08-12 link

Laetsch T A, Downs R T (2006) Software for identification and refinement of cell parameters from powder diffraction data of minerals using the RRUFF Project and American Mineralogist Crystal Structure Databases. Program and Abstracts of the 19th General Meeting of the International Mineralogical Association in Kobe, Japan. P08-25 link

Fong-Kee, G. (San Miguel High School), Thompson, R.M., and Downs, R.T. (2006) Mineralogy and Crystallography, Undergraduate Biology Research Program Summer Poster Session, University of Arizona.

Uchida H, Downs R T, Yang H (2006) Crystal-chemical investigation of kalsilite from San Venanzo, Italy, using single-crystal X-ray diffraction and Raman spectroscopy. Goldschmidt Conference Abstracts 2006, Geochimica et Cosmochimica Acta 70, A677-A680 link

Downs R T, Thompson R M, Pommier C J S, McCarthy A C, Yang H (2007) Crystal chemistry of pyroxene compression. Study of Matter at Extreme Conditions Conference, Miami Beach, April 15-20, 2007

Lu R, Konzett J, Frost D J, Yang H, Downs R T (2007) High-pressure Raman spectroscopic study of clinopyroxenes with 6-coordinated silicon. Study of Matter at Extreme Conditions Conference, Miami Beach, April 15-20, 2007