With these error-bars and the whole concept of such observation that may well be a primoridal soup for silicon based life or a planet-scale sand storm or Saturn

With these error-bars and the whole concept of such observation that may well be a primoridal soup for silicon based life or a planet-scale sand storm or Saturn-like silicon-rich rings face-on. You should keep in mind that the planet is not resolved at all, it is just changes of the star spectrum when a tiny (in comparison with the star) planet passes in front of it.