Jadeite

Japanese Name: ジェダイト
Japanese Name Romanization: Jedaito
Japanese Name: Jadeite
English Name: Jedite
Paired Senshi: Sailor Mars ⁽¹⁾
Hair: Blonde
Eyes: Blue
Age: about 18 years old ⁽²⁾
Height: about as tall as Zoisite, shorter than Kunzite (Malachite) and Nephrite. ⁽³⁾
Attacks: Telekinesis & Energy Blasts
Other: Jadeite was the first of the Shitennou. He uses mostly Youma to attack humans. Queen Beryl kills him. (sentences him to Eternal Sleep)

¹ These are who the Generals pair up with in the Manga. They are not really opposites, but are often shown with each other. Also it seems if they might have had some sort of relationship with the Senshi, although it is clearly not stated.
² The ages came from the Materials Collection Art Book. It gave the age of their appearance.
³ The heights came from the Materials Collection/Art Book.