• Other Authors: The Pennsylvania State University CiteSeerX Archives
• Format: Text
• Language: English
• Subjects: Iceland spar- optical calcite- Helgustadir- polarized light; Iceland
• Online Access: http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.602.8876; http://giantcrystals.strahlen.org/library/kristjansson.pdf