Please find listed below a constantly growing list of professional papers, texts, and other information corroborating our scientific method.

McKeown, David A. & Jeffrey E. Post. "Characterization of Manganese Oxide Mineralogy In Rock Varnish and Dendrites Using X-Ray Absorption Spectroscopy" American Mineralogist, Vol 86 pgs 701-713, 2001

Clarke, Frank Wigglesworth. The Constitution of the Natural Silicates. Washington: Goverment Printing Office, 1914

Rottlander, Rolf C.A.. Verwitterungserscheinungen an Keramik (Weathering on Pottery). Tubingen, Germany: Verlag Archaeologica Venatoria, 1989

Rottlander, Rolf C.A.. Verwitterungserscheinungen an Silices und Knochen (Weathering on Flint and Bone). Tubingen, Germany: Verlag Archaeologica Venatoria, 1989

Loughnan, F.C.. Chemical Weathering of the Silicate Minerals. New York: American Elsevier, 1969

Voinovitch, I.A. Et Al. The Analysis of Silicates. Jerusalem, Israel: Monson, 1966

Brady, Nyle C. The Nature and Properties of Soils. 9th Ed. New York: Macmillan, 1974

Colman, Steven M. Chemical Weathering of Basalts and Andesites: Evidence from Weathering Rinds. Washington: USGPO, 1982

Tuttle, Michele L.W., George N. Breit, & Martin B. Goldhaber. Geochemical Data From New Albany Shale, Kentucky: A Study In Metal Mobility During Weathering of Black Shales. Denver:USGS, 2003

Factors Controlling Acid Mine Drainage Formation. http://www.osmre.gov/amdform.htm

Banfield, Jillian F., William W. Barker, Susan A. Welch, and Anne Taunton. Biological Impact on Mineral Dissolution: Application of the Lichen Model to Understanding Mineral Weathering in the Rhizosphere. Nov. 8-9, 1998, NAS Colloquium: "Geology, Mineralogy, and Human Welfare

Dating Rock Art. http://www.une.edu.au/Arch/ROCKART/Dating.html

Bacelar-Nicolau, Paula, and D. Barrie Johnson. Leaching of Pyrite by Acidophilic Heterotrophic Iron-Oxidizing Bacteria in Pure and Mixed Cultures. Nov. 16th, 1998. http://aem.asm.org/cgi/content/full/65/2/585

Harder, Edmund Cecil. Iron-Depositing Bacteria and Their Geologic Relations. Washington: GPO 1919

Manganese Dendrites. http://minerals.gps.caltech.edu/FILES/dendrite/index.htm

Jerz, Jeanette K. Rate of Pyrite Oxidation in Air. http://www.geol.vt.edu/research/gssrs/gssrs2000/abstracts/jjerz.html

Edwards, Katrina J., Matthew O. Schrenk, Robert Hamers, & Jillian F. Banfield. Microbial Oxidation of Pyrite: Experiments Using Microorganisms from an Extreme Acidic Environment. American Mineralogist, Vol. 83, pgs 1444-1453, 1998

Jackson, Kern C. Textbook of Lithology. New York: McGraw-Hill, 1970

Arnau, Frank. The Art Of The Faker: Three-Thousand Years of Deception. Boston: Little, Brown & Co., 1961

King, Cuchlane A.M. Techniques in Geomorphology. New York: St. Martin's Press, 1966

Gilbert, Charles M., Francis J. Turner, & Howel Williams. Petrography: An Introduction to the Study of Rocks in Thin Sections. San Francisco: W.H. Freeman & Co., 1954

Keeley, Lawrence H. Experimental Determination of Stone Tool Uses. Chicago: University of Chicago Press, 1980

Funkhouser, W.D. & W.S. Webb. Ancient Life in Kentucky. Frankfort: Kentucky Geological Survey, 1928

Roy, Melanie A. & Michael C. Teller IV. A Guide to Artifact Testing and Study at TK Asian Antiquities. Hong Kong: CA Design, 2004

Holliday, Vance T. Paleoindian Geoarchaeology of the Southern High Plains. Austin: University of Texas Press, 1997

Dorn, Robert. Cation-Ratio Dating of Rock Engravings from the Olary Province of Arid South Australia. Antiquity Vol 237, 1988

Wormington, H.M. Ancient Man in North America, 4th Ed. Denver: Peerless Printing Co., 1957

Converse, Robert N. Ohio Slate Types. Arch. Society of Ohio, 1978

McHargue, Georgess & Michael Roberts. A Field Guide to Conservation Archaeology in North America. Philadelphia: J.B. Lippincott, 1977

Moorehead, Warren King. The Bird-Stone Ceremonial. 1899

Meyers, J. Thomas. Chert Resources of the Lower Illinois Valley. Springfield: State of Illinois, 1970

Hayes, Allan & John Blom. Southwestern Pottery: Anasazi to Zuni. Flagstaff: Northland, 1996

Malloy, Alex G. The Official Guide to Artifacts of Ancient Civilizations. New York: Ballantine, 1997

Turner, Ellen Sue, & Thomas R. Hester. A Field Guide to Stone Artifacts of Texas Indians. New York: Gulf Publishing, 1999

Kidder, Alfred Vincent. An Introduction to the Study of Southwestern Archaeology. New Haven: Yale University Press, 1968

Wormington, H.M. Prehistoric Indians of the Southwest. Denver: Peerless Printing Co., 1959

Whittaker, John C. American Flintknappers. Austin: University of Texas Press, 2004

Whittaker, John C. Flintknapping: Making and Understanding Stone Tools. Austin: University of Texas Press, 1994

Fox, Richard H & Carl L. Cunningham. Crime Scene Search and Physical Evidence Handbook. Washington: GPO, 1973

Feder, Kenneth L. Frauds, Myths, and Mysteries: Science and Pseudoscience in Archaeology. 3rd Ed. Mountain View: Mayfield, 1999

Rieth, Adolf. Archaeological Fakes. New York: Praeger, 1970

McGimsey III, Charles R. Public Archaeology. New York: Seminar Press, 1972

Donigan, Robert L. Chemical Tests and the Law. Evanston: Northwestern University, 1966

Goodwin, A.J.H. Chemical Alteration (Patination) of Stone. The Application of Quantitative Methods in Archaeology. pgs 300-324. New York: Wenner-Green Foundation for Anthropological Research, 1960

Interactions of Soil Minerals with Natural Organics and Microbes. Madison: Soil Science Society of America, 1986

Fay, Gordon S. The Rockhound's Manual. New York: Harper & Row, 1972

Thiry, Paul & Mary. Eskimo Artifacts: Designed For Use. Seattle: Superior, 1977

Hothem, Lar. North American Indian Ornamental & Ceremonial Artifacts. Florence: Books Americana, 1990

DeRegnaucourt, Tony & Jeff Georgiady. Prehistoric Chert Types of the Midwest. 1998

Justice, Noel D. Stone Age Spear and Arrow Points of California and the Great Basin. Bloomington: Indiana University Press, 2002

Justice, Noel D. Stone Age Spear and Arrow Points of the Southwestern United States. Bloomington: Indiana University Press, 2002

Perino, Gregory. Selected Preforms, Points, and Knives of the North American Indians, Vol. 1. Idabel: Points & Barbs Press, 1985

Perino, Gregory. Selected Preforms, Points, and Knives of the North American Indians, Vol. 2. Idabel: Points & Barbs Press, 1991

Perino, Gregory. Selected Preforms, Points, and Knives of the North American Indians, Vol. 3. Idabel: Points & Barbs Press, 2002