Peridot gem profile

http://www.wire-sculpture.com/jewel...tent=Flink&utm_campaign=FriTip&utm_override=1

I love these weekly gem profiles on the Wire Sculpture site. This week's gem is Peridot.

Loved this site. I had a question in my mind just half an hour ago, why did they pick a green stone for a Leo?
Could it be because Cancer is the beginning of the month, and blue and yellow combined?