Stephen P Altaner

1984 …2013
If you made any changes in Pure, your changes will be visible here soon.

Personal profile

Research Interests

Professor Altaner's principal research interests lie in the fields of the petrology (occurrence, origin, and geological significance), geochemistry, and mineralogy of clay minerals and sedimentary rocks.


  • GEOL 100: Planet Earth
  • GEOL 110: Exploring Geology in the Field
  • GEOL 118: Natural Disasters
  • GEOL 333: Earth Material and the Environment
  • GEOL 380: Environmental Geology


  • Ph.D., University of Illinois

Office Address

3014 Natural History Bldg

Office Phone


Fingerprint Fingerprint is based on mining the text of the expert's scholarly documents to create an index of weighted terms, which defines the key subjects of each individual researcher.

  • 3 Similar Profiles
smectite Earth & Environmental Sciences
illite Earth & Environmental Sciences
illitization Earth & Environmental Sciences
anthracite Earth & Environmental Sciences
clay mineral Earth & Environmental Sciences
hydrothermal alteration Earth & Environmental Sciences
mixed layer Earth & Environmental Sciences
nuclear magnetic resonance Earth & Environmental Sciences

Research Output 1984 2013

Alteration history of Mount Epomeo Green Tuff and a related polymictic breccia, Ischia Island, Italy: Evidence for debris avalanche

Altaner, S. P., Demosthenous, C., Pozzuoli, A. & Rolandi, G., May 1 2013, In : Bulletin of Volcanology. 75, 5, p. 1-13 13 p.

Research output: Contribution to journalArticle

debris avalanche

Geothermometry, geochronology, and mass transfer associated with hydrothermal alteration of a rhyolitic hyaloclastite from Ponza Island, Italy

Altaner, S. P., Ylagan, R. F., Savin, S. M., Aronson, J. L., Belkin, H. E. & Pozzuoli, A., Jan 15 2003, In : Geochimica et Cosmochimica Acta. 67, 2, p. 275-288 14 p.

Research output: Contribution to journalArticle

hydrothermal alteration

Origin and diagenesis of lacustrine sediments, upper oligocene creede formation, southwestern Colorado Discussion: Reply

Finkelstein, D. B., Hay, R. L. & Altaner, S. P., Apr 1 2001, In : Bulletin of the Geological Society of America. 113, 4, p. 541-544 4 p.

Research output: Contribution to journalArticle

lacustrine environment
depositional environment
lacustrine deposit

Alteration history of volcaniclastic sediments in the upper Oligocene Creede Formation, southwestern Colorado

Finkelstein, D. B., Altaner, S. P. & Hay, R. L., Jan 1 2000, In : Special Paper of the Geological Society of America. 346, p. 209-232 24 p.

Research output: Contribution to journalArticle


Reaction mechanisms of smectite illitization associated with hydrothermal alteration from Ponza Island, Italy

Ylagan, R. F., Altaner, S. P. & Pozzuoli, A., Dec 2000, In : Clays and Clay Minerals. 48, 6, p. 610-631 22 p.

Research output: Contribution to journalArticle

reaction mechanisms
hydrothermal alteration