Martial energy tends to be dominant among these three. When this conjunction takes place, the native becomes physically stout, popular among his or her circle, harsh, candid, and learned. Fearlessness and self-esteem are the key features that define the personality of the natives having Sun, Mars and Mercury conjunct in a house in their horoscope. The line between their self-worth and ego often blurs out though.
Such people are practical beings and get to experience the realities of life quite early in life. However, they tend to be impatient and talkative. There is an inherent aloofness in their nature. Moreover, they tend to earn a lot but struggle to enjoy the luxuries and riches that life can offer. They do enjoy progeny but face struggle in marital life. Such people often embark upon foreign travel.