4  Double trouble, finally, for precious stones (8)

10 Merkel con blown by actor (3,6)

11 Stone's power output (5)

12 Location of Halifax hotels (4)

13 Bony structure a way China can stop ill will (4,6)

15 10 wrap up where many stones are cut (7)

16 Bear rejecting agreement with Irish politicians (6)

19 Stone breaks right muscle (6)

21 Wind devastated most of Corsica at the beginning of October (7)

23 Some of the clergy, very soft touches, welcoming one (10)

25 Stone flourished by senior lawyer (4)

27 Hydrogen added into fuel, which enriches the mixture (5)

28 Friar meets dishevelled beggar, losing good portable food supply (6-3)

29 Steal which band? (4,4)

30 Kind of stone seen by German gentleman visiting Cyprus (6)

 1  One old woman has to select first stone (8)

 2  See 3

 3/2/24           Song's timer apparently set in stone (4,6,3,5)

 5  "It hurts," Edward cheerfully confessed (5,2)

 6  Large bird roams, but not with those from the valleys (10)

 7  Maybe wide square former artist holds (5)

 8  Frames Boris as he steals bottles (6)

 9  Leave a male priest after a month (6)

14 Picked up one who stopped, having confined marine monster (3,7)

17 Feature of stone once old bore reported (9)

18 Ought somehow to make fun of violent chap (5,3)

20 Stone breaking toaster (7)

21 Foul smell from essence of turpentine detected in stone church (6)

22 Advocate scrubbing commercial arrangement getting bird (6)

24 See 3

26 Speed of supreme thoroughbred (4)