I turned 100 purple coins, and 200 blue coins - results below. I know, 100 "clicks" isnt enough to quessing drop rate, but it gives a clue, what to expect. And I was really lucky, or Icy burst isnt more rare then others at all.
100 purple (recipe+trash+mote every turn)
Recipes (list here http://forums.ddo.com/showthread.php?t=228641 )
#1 xxxx 4
#2 xxxxxx 6
#3 xxxxx 5
#4 xxxx 4
#5 xxxxxxx 7
#6 xxxx 4
#7 xxx 3
#8 xxxx 4
#9 xxxxxxx 7
#10 x 1
#11 x 1
#12 xxxxxx 5
#13 xxxxxx 6
#14 xxxxxx 6
#15 xxxxxxxxxxxxxxxx 16
#16 xxxxxx 6
#17 xxxx 4
#18 xxxx 4
#19 xxx 3
#20 xxxx 4
___100
2127 Motes
Trash
Potion of Chill Shield xxxxxxxxx
Potion of Frostbite xxxxxxx
Potion of Featherfall xxxxx
Potion of Superior Freeze V xxxxxxxxx
Potion of Protection from fire xxxxxxxx
Potion of Resist Fire xxxxxx
Potion of Jumping xxxxxxxx
Potion of Haste xxxxxxxx
Scroll of Snowball Swarm xxxx
Scroll of Niacs ray xx
Scroll of Frost Lance xxxx
Scroll of Otiluke Freezing Sphere xxx
Scroll of Polar Ray xxxxx
Scroll of Cone of Cold xxx
Scroll of Icestorm xxxxx
Wand of Ice storm xxx
Wand of Niacs Ray xxxxx
Wand of Cone of Cold xx
Candy Cane xxxxxxxxxxxxxx
200 blue (recipe or/and mote or/and trash every turn)
#1 xxxxxxxx 8
#2 xxxxxxxxxxxxx 13
#3 xxxxxxxxx 9
#4 xxxx 4
#5 -
#6 xxxxxxx 7
#7 xxxx 4
#8 xx 2
#9 xxxx 4
#10 xxxx 4
#11 x 1
#12 -
#13 -
#14 -
#15 xxxxxxxxxxxx 12
#16 xxxx 4
#17 -
#18 -
#19 -
#20 -
1052 motes
Trash
Potion of Chill Shield xxxxx
Potion of Frostbite xxxxxxx
Potion of Featherfall x
Potion of Superior Freeze V xxx
Potion of Protection from fire xxxx
Potion of Resist Fire xxxxxx
Potion of Jumping x
Potion of Haste xxxx
Scroll of Snowball Swarm xxxxx
Scroll of Niacs ray xxxx
Scroll of Otiluke Freezing Sphere xxxx
Scroll of Cone of Cold xxx
Scroll of Icestorm x
Wand of Niacs Ray xxx
Candy Cane xxxxx