This crossword No. 12523 clues and answers were published on Wed 30 Jun 2010 and the puzzle can be visited by following The Guardian Quick Crossword No. 12523 link.
All Across Clues and Answers:
1-across – Showing intense feeling : PASSIONATE
7-across – Censure : REPROOF
8-across – Imitate : MIMIC
10-across – Young horse — revolver : COLT
11-across – Magician in the 5 : PROSPERO
13-across – Loud group protest : UPROAR
15-across – Draw : SKETCH
17-across – Anxious — feeling unsupported : INSECURE
18-across – Charity : ALMS
21-across – Snare : NOOSE
22-across – Chap : JOHNNIE
23-across – The Iron Duke : WELLINGTON
All Down Clues and Answers:
1-down – Student : PUPIL
2-down – Where goods are bought and sold : SHOP
3-down – Tell : INFORM
4-down – One with the same appellation : NAMESAKE
5-down – Storm : TEMPEST
6-down – Measure taken in case it proves to be necessary : PRECAUTION
9-down – Fastener for washing line : CLOTHESPEG
12-down – Peter, gay activist : TATCHELL
14-down – Give back — return to former state : RESTORE
16-down – Roman Emperor, d. 117 : TRAJAN
19-down – Cloth from flax : LINEN
20-down – Sound of gun : SHOT
This crossword has in total 24 where 12 are across and 12 are down.