I got 34 (2 malachite, 6 caput, 15 orpiment, 6 realgar and 5 azurite) in about 6 hours over 2 days. Zero vedigris.

Since vedigris fates spawn so rarely I did the 3 vedigris and 1 malachite out in the DT zones to get it finished, those 4 took me about 2 hours