------------------------------------------------------------------------------------------------- Enstatite Particle size ≤50 microns Geometry of measurements: ε=0, ι=α ------------------------------------------------------ PHOTOMETRY Phase angle (deg) Magnitude in V Magnitude in B 1 0 0 2 0.033 0.037 3 0.061 0.068 4 0.080 0.091 5 0.099 0.114 7 0.129 0.147 9 0.158 0.181 11 0.182 0.206 13 0.208 0.232 15 0.234 0.260 20 0.302 0.331 ----------------------------------------------------- POLARIMETRY Phase angle (deg) Polarization degree in V (%) 1 -0.08 4 -0.22 7 -0.20 10 -0.19 13 -0.12 16 -0.03 19 0.12 22 0.30 ---------------------------------------------------------