WebSchemas/socialAccount

http://schema.org/socialAccount would be a property expecting the type SocialAccount or http://schema.org/URL

This property would be defined by the types http://schema.org/Person and http://schema.org/Organization

Markup Example

<div itemscope itemtype="http://schema.org/Person">
 ... 
 <div itemprop="socialAccount" itemscope itemtype="http://schema.org/SocialAccount">
  <a itemprop="url" href="http://www.twitter.com/johndoe"><span itemprop="name">Twitter</span></a>
 </div>

 <div itemprop="socialAccount" itemscope itemtype="http://schema.org/SocialAccount">
   <a href="https://plus.google.com/109412257237874861102?rel=author"><span itemprop="name">Google+</span></a>
 </div>

  <div itemprop="socialAccount" itemscope itemtype="http://schema.org/SocialAccount">
   ...
  </div>
...

</div>