Mark is
a Libra. 
Responsive best describes
the Libra. They are diplomatic negotiators like the
scales, they can balance two opposing sides. Being sociable and
impatial makesis difficult for them to make a choice. They strive
for hamonious
relationships.Libras always deliver exactly what is necessary,
never overdoing things.
His
chinese sign is the pig:
Your
courteous nature stems from a quiet inner strengh.
You have great ambition which will lead to success
.Mark's
birthstone is: Opal, Tourmaline.