- Color: Gold - Material: Natural stone, Rutile Quartz - Shape: Round - Size: Approximately 14.8mm Gold Taichin Rutile is considered to be particularly strong in terms of financial luck and career luck among rutile quartz, and is popular with people who want to succeed in business and investment. It is said that by possessing it, one can "grasp opportunities" and "enhance intuition," and it is also favored by business owners and investors.