This crossword No. 12763 clues and answers were published on Thu 07 Apr 2011 and the puzzle can be visited by following The Guardian Quick Crossword No. 12763 link.
All Across Clues and Answers:
5-across – Roomy : CAPACIOUS
8-across – Red gemstone : RUBY
9-across – Ornamental string : NECKLACE
10-across – Text of film etc : SCRIPT
11-across – Settle in snugly : NESTLE
13-across – Sir led : SLIDER
15-across – Substitute eg for sheriff : DEPUTY
16-across – Purple gemstone : AMETHYST
18-across – Stringed instrument : HARP
19-across – Fruit carrier, often upset : APPLECART
All Down Clues and Answers:
1-down – Red spotted beetle : LADYBIRD
2-down – Red gemstone : GARNET
3-down – Gemstone, maybe jacinth : ZIRCON
4-down – Throw hard : HURL
6-down – Calcium oxide : QUICKLIME
7-down – Art in three dimensions : SCULPTURE
12-down – Blue gemstone : SAPPHIRE
14-down – Family of the monarch : ROYALS
15-down – Separate : DETACH
17-down – String to be broken at end of a race : TAPE
This crossword has in total 20 where 10 are across and 10 are down.