Possible Clues:

• Girl finding stone
• Cardinal gemstone, usually red in colour
• Fortieth game to one side
• Jack __, convicted of the murder of Lee Harvey Oswald
• Color that comes from the Latin for 'red'
• Red color hidden backward in nine answers in this puzzle
• Girl's name — colour
• __ Allen, character in EastEnders played by Louisa Lytton
• School expelling good girl
• Fag's rear struck in public school, becoming red