Basic characteristics and applications:
• Crystal Structure: triangular, a = 0.475 nm, c= 0.130 nm
• Density: 3.98 g/cm³
• Refractive Indices: n_m = 1.767, n_p = 1.759
• Birefringence: 0.0082
• Cr₂O₃ concentration: up to 4.0 at. % (other concentrations by request)
• Possible Linear Size:
• Size Tolerance: 0.1 mm
• Parallelism: 10”
• Surface Quality: 10/5 s/d
• Flatness: /10