Here's a nice test

[KirliaEmi]

http://www.testcafe.com/sign/sign.html

Your zodiac sign is: Gemini

Your planet is: Mercury

Your quadruplicate is: Mutable

Your element is: Fire  

[Asakura Hizume]

Your zodiac sign is: Gemini

Your planet is: Mercury

Your quadruplicate is: Mutable

Your element is: Air

Same result as you! blaugh  

[KirliaEmi]

Except that you have an Air element. wink
I don't really like this quiz, it doesn't seem like much.  

[Prodigious_girl]

Your zodiac sign is: Libra

Your planet is: Venus

Your quadruplicate is: Cardinal

Your element is: Water

Anything wrong?: Yesh, my element is supposed to be Air not water...^^;;  

[CrossHawke]

Your zodiac sign is: Scorpio

Your planet is: Pluto

Your quadruplicate is: Fixed

Your element is: Air