Goldschmidt Tolerance Factor · ABX₃ perovskite fit
unseel.com · t = (rA + rX) / [√2·(rB + rX)] · cubic when t ≈ 1
t factor 1.00
structure cubic
state
A cation (12-coord)
B cation (6-coord)
X anion (O²⁻ / halide)
contacts & new bonds
Unseel.com · Goldschmidt Tolerance Factor