Dr. Peter Heaney

Professor

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Biography

Peter J. Heaney is a Professor Emeritus in the Department of Geosciences at Penn State University. His research emphasizes mechanisms of crystal growth, dissolution, cation exchange reactions, and the study of soil minerals using synchrotron X-ray scattering techniques. Additionally, he has explored the causes of unusual optical effects in gem materials, particularly focusing on phenomena such as iridescence and chatoyancy. Heani has a particular interest in crystal structure analysis and the environmental geochemistry of minerals, as well as phase transitions in rock-forming minerals. His contributions to the field have been recognized in various academic circles.

Research Interests

Experience

Professor Emeritus

— Present

Penn State University • University Park, PA

Serves as a Professor Emeritus in the Department of Geosciences, focusing on mineralogy and geology research.

Requirements for Pennsylvania State University

Doctorate Program
Requirements
GPA Requirement
Required:3
TOEFL
Writing
Required:24
Speaking
Required:23
Total
Required:100
IELTS
Writing
Required:7
Speaking
Required:7
Overall
Required:7
GRE General
Prerequisites
Master's degree in related field for PhD Baccalaureate degree from accredited institution
Application Checklist
  • Three letters of recommendation
  • Statement of Purpose
  • Writing Sample
  • Official Transcripts
  • Resume/CV
Specialization Notes

GRE scores are highly recommended but not strictly required for Applied Linguistics.