Pages 11-18 of the Publish 60 notes lists the mods on these mostly gargoyle artifacts that were part of that publish (the last few are not gargoyle-only) and the page or two after the list also describe new properties found on many of the artifacts:
Axes of Fury
Channeler's Defender
Legacy of Despair
Abyssal Blade
Light In The Void
Standard of Chaos
Stone Dragon's Tooth
Life Syphon
Blade of Battle
Death's Head
Staff of Resonance
Petrified Smoke
Banshee's Call
Storm Caller
Valkyrie's Glaive
Sword of Shattered Hopes
Staff of Shattered Dreams
Stone Slith Claw
Raptor Claw
Dragon Hide Shield
Pillar of Strength
Sign of Order
Sign of Chaos
Mystic's Guard
Cast-Off Zombie Skin
Summoner's Kilt
Breastplate of the Berzerker
Giant Steps
Mystic's Garb
Eternal Guardian Staff
Boura Tail Shield
Demon Bridle Ring
Token of Holy Favor
Shroud of the Condemned
You can find the PDF version of the Publish 60 notes here:
http://mythicmktg.fileburst.com/uo/uoherald/other/Publish60Notes.pdf. The HTML version of the notes is here:
http://www.uoherald.com/news/news.php?newsid=932.
Publish 64 includes the following artifacts, but there are no descriptions for them in the Publish 64 notes:
Night Eyes Glasses
Tangle
Venom
Slither
Lavaliere
Mangler
Just look around here and in the Stygian Abyss forum and I'm sure you'll find some threads discussing these new artifacts.