Mercury is a planet of communication, intellect, and expression. When placed in the first house for Libra ascendant, it creates an auspicious placement known as a Parivartan Yoga, which brings harmony and balance to the individual's personality.
As Mercury is in friend sign state, it will enhance its positive qualities of intelligence, logic, and analytical abilities. Its position in the first house will make the person sharp-witted and quick-minded with excellent communication skills. They are good at expressing themselves confidently and articulately.
Mercury's placement in this location makes it the lord of two other houses- 9th (house of fortune) and 12th (house of expenses). This means that it will take care of its own houses by bringing luck and success. The individual will be able to reap good benefits with their intelligence and hard work. They may also possess great artistic abilities or be involved in spiritual practices due to the influence of the 9th house.
As Mercury is also a natural karaka of 4th (house of home) and 10th (house of career), it takes care of these important areas too. They will have a curious nature about their native place or family roots, exploring them deeply. These people tend to be successful in their careers because they possess excellent problem-solving skills and know how to communicate effectively with colleagues or clients. They are hardworking individuals who can make their way up the corporate ladder with ease.
As Mercury is aspecting the 7th house (house of partnerships), this would indicate a strong interest in business partnerships or love relationships. It gives them the ability to communicate well with others hence building strong relations with associates or spouses alike.They make very analytical decisions while choosing business partners while still taking into account emotions hence building strong relationship bonds.If negative planets afflict the seventh house though,it might cause problems with partnerships or marriage but on most cases mercury helps bring balance and peace in partnerships.
Overall, Mercury's placement in the first house for Libra ascendant is a very favorable position. It brings out many positive traits that help the individual succeed in almost every aspect of their life. They have great communication and analytical skills and will be able to articulate their thoughts well. Their intellectual abilities will be used to their fullest potential leading to great success as professionals or artist or even spiritually due to the 9th house influence of mercury.They are people who value relationships , are responsible and willing to work hard towards their goals while still managing to enjoy the ride!