This crossword No. 12406 clues and answers were published on Sat 13 Feb 2010 and the puzzle can be visited by following The Guardian Quick Crossword No. 12406 link.
All Across Clues and Answers:
1-across – Determine — settle : DECIDE
4-across – Dark image : SHADOW
9-across – : WOODCUT
10-across – William II : RUFUS
11-across – Cavities — a rant : ANTRA
12-across – Former French penal colony — pepper : CAYENNE
13-across – Customary requirements : FORMALITIES
18-across – Lucky dip here : BRANTUB
20-across – Holy object of search : GRAIL
22-across – Body part : ORGAN
23-across – Sarcastic — excavation for railway etc : CUTTING
24-across – Cleaning cloth : DUSTER
25-across – Make up : INVENT
All Down Clues and Answers:
1-down – Loose skin below throat : DEWLAP
2-down – Hit — influence : CLOUT
3-down – Make a set speech : DECLAIM
5-down – Be quick : HURRY
6-down – Protection : DEFENCE
7-down – Flat ring as seal : WASHER
8-down – Spiny fish : STICKLEBACK
14-down – They are not the only fruit, wrote Jeanette Winterson : ORANGES
15-down – Make more strict : TIGHTEN
16-down – Not at home : ABROAD
17-down – Plant disease : BLIGHT
19-down – Little bit of colour : TINGE
21-down – Remain — tolerate : ABIDE
This crossword has in total 26 where 13 are across and 13 are down.