Really struggling with this one !
9A - 'the problem of ___ wealth distribution ... will not yield to the well-intentioned Utopian amateurs (7) - G. B. Shaw. I have ??T????
12A - Kay Boyle's characteristic of the 'mountain' that was post-war Germany (7) I have ??O????
21A - Virgin traitor in scene of fatal rockfalls (7) I have T?R?E?A
23A - Early impression given by Darcy - avoiding contact in a get-together (7) I have A?O????
10D - Gypsy queen got jewel with what sounds like happy falsehoods (3, 9) I have ???, ?E?R???E?