Fragment of Val'anyr drop rate

[abecx]

http://www.wowarmory.com/item-info.xml?i=45038


"Yogg-Saron" "83 Boss" "Ulduar (Heroic)" "Guaranteed (100%)"
"Algalon the Observer" "83 Boss" "Ulduar (Heroic)" "Low (15% - 24%)"
"Steelbreaker" "83 Boss" "Ulduar (Heroic)" "Low (15% - 24%)"
"Ignis the Furnace Master" "83 Boss" "Ulduar (Heroic)" "Very Low (3% - 14%)"
"Flame Leviathan" "83 Boss" "Ulduar (Heroic)" "Very Low (3% - 14%)"
"Runemaster Molgeim" "83 Boss" "Ulduar (Heroic)" "Very Low (3% - 14%)"
"Razorscale" "83 Boss" "Ulduar (Heroic)" "Very Low (3% - 14%)"
"Auriaya" "83 Boss" "Ulduar (Heroic)" "Very Low (3% - 14%)"
"XT-002 Deconstructor" "83 Boss" "Ulduar (Heroic)" "Very Low (3% - 14%)"
"General Vezax" "83 Boss" "Ulduar (Heroic)" "Very Low (3% - 14%)"
"Stormcaller Brundir" "83 Boss" "Ulduar (Heroic)" "Very Low (3% - 14%)"

Contained in:
Name Location Drop Chance
"Freya's Gift" "Ulduar (Heroic)" "Low (15% - 24%)"
"Cache of Innovation" "Ulduar (Heroic)" "Low (15% - 24%)"
"Gift of the Observer" "Ulduar (Heroic)" "Low (15% - 24%)"
"Cache of Storms" "Ulduar (Heroic)" "Low (15% - 24%)"
"Rare Cache of Winter" "Ulduar (Heroic)" "Low (15% - 24%)"
"Cache of Living Stone" "Ulduar (Heroic)" "Very Low (3% - 14%)"
"Cache of Innovation" "Ulduar (Heroic)" "Very Low (3% - 14%)"
"Cache of Winter" "Ulduar (Heroic)" "Very Low (3% - 14%)"
"Cache of Storms" "Ulduar (Heroic)" "Very Low (3% - 14%)"