Cryptic crossword No 3,493

Across

1. Crazy to return donkey jackets around high-class capital (8)
2. Early signs of Mr Anderson picking up specialist techniques here? (6)
3. Odds Andrew looks awful for charity event (9,4)
4. Crows about quiet firm creating lucrative ventures (4,4)
5. Outsiders in society taking journey to get barred (6)
6. Iran ensconces a flawed survey (14)
7. Sad look might be what greets you on Easter Island (4,4)
8. Take stock, perhaps, wearing athletics gear (6)
9. Comment on Queen hoarding old junk (8)
10. Maybe lead copper I’ve dismissed taking alternative assistant in search (5,8)
11. Run too much in work recess (6)
12. Noble is going both ways in ordinary overseas office (4,10)

Down

1. Criminal coasted up in a world of his own (6,3)
2. Poisonous gas and politician are set side by side (7)
3. Learners without sin? (7)
4. Current playing conditions (7)
5. Gathered clutch of six eggs (3)
6. First impressions? Tasteless and tacky (3)
7. Pause ceremony interrupted by representatives of Spain (7)
8. Friend leaves completely shot (3)
9. One maintaining healthy teeth consulted physician (3,6)
10. King taking time over wives (5)
11. Turn animal lowering head slightly (3)
12. Household management introducing cleaners to nice orderly in church (8,7)
13. Place of learning with hold on accessory modelling (9,6)
14. Cut electronic rat up (5)