In ancient Vedic astrology, yellow sapphire is taken into account the gemstone representing Jupiter, the planet of knowledge and prosperity. Madagascar: Madagascar is yet another notable source of yellow sapphires. The Ilakaka region in southern Madagascar has become famed for its sapphire deposits, which includes yellow sapphires. The gems from https://www.naturalpukhraj.com/blog/explore/which-stone-is-good-for-guru-or-jupiter