Dreaming of sun shining on tanzanite gems in an outdoor marketplace could symbolize a few key themes in your life.

1. Clarity and Insight: The sun represents clarity, enlightenment, and positivity. It may suggest that you are gaining insight or understanding about a situation in your life. The tanzanite gems, known for their rich blue color and rarity, could represent unique opportunities or valuable insights that you are discovering.
2. Value and Worth: Tanzanite is a precious stone, which may indicate that you are recognizing your own worth or the value of something in your life. This could relate to personal relationships, career opportunities, or self-esteem.
3. Exploration of Potential: An outdoor marketplace suggests exploration, variety, and choices. You might be at a point where you are exploring different paths or options in life, weighing their potential benefits.
4. Joy and Abundance: The combination of sunlight and gemstones can evoke feelings of joy and abundance. This dream could reflect a time when you feel fulfilled and grateful for what you have or the prospects that lie ahead.

Consider reflecting on what areas of your life you feel enlightened about or where you see value and potential. This dream may encourage you to embrace these insights and take action toward your goals.