Pink topaz is very popular these days, but the vast majority of the material on the market is heavily treated to get the pink color. Some is even coated with pink dye. Natural pink topaz is super rare in strong colors.
2.26 cts natural untreated pink topaz, Katlang Pakistan. Very slight inclusion. 8.69x6.63x5.05mm
Colored by chromium just as the Brazilian imperial topaz.