1. Calculations of the orientation of the optical indicatrix in monoclinic and triclinic crystals: The point-dipole model;Abbott,;American Mineralogist,(1993)
2. Abbott,
R.N.,
Jr.
(1994a)
Calculating principal refractive indices and orientation of the optical indicatrix in selected triclinic minerals.
International Mineralogical Association, 16th General Meeting, Pisa, Italy.
3. Electronic polarizability of oxygen and various cations in selected triclinic minerals point-dipole theory;Abbott,;The Canadian Mineralogist,(1994)
4. Optical properties of C2/c pyroxenes: A point-dipole explanation;Abbott,;The Canadian Mineralogist,(1996)
5. The use of quartz as an internal standard in high-pressure crystallography;Angel,;Journal of Applied Crystallography,(1997)