Mars shows what a woman is attracted to in a man. Being with a man who is strong in her Mars element, or who makes close sextiles with her Mars, makes the relationship much easier, and increases sexual desire and compatibility. For a man, his Mars is part of his masculine nature, so it is best when his partner also relates well with this element.
Mars Sextile Sun
A Mars sextile Sun aspect indicates that you will enjoy activities with your partner, starting new ventures, initiating team efforts. Your sexual life can be exciting. Each partner give the other confidence and increased vitality. When the Mars person is sextile the Sun person, they has a willingness to see assist you by inspiration and material encouragement. Action and activities filled with friendly competition will play a large role in your life together.