Tanzanite Museum (The Tanzanite Experience, Blue Plaza, 3rd Floor, India Street, Arusha) — visiting The Tanzanite Experience Museum gives visitors a chance to enjoy one of the main attractions in Arusha. It is an exciting journey that leads you right into the heart of this precious gemstone. Through a guided tour, visitors understand why Tanzanite is not only so rare and sought after, but also the complexities involved with its mining, the skills of cutting and polishing the gemstone, as well as enjoying the stories and myths surrounding the stone. Free admission. Hours: 8:30 am – 5:30 pm (Monday – Saturday), 10:00 am – 3:00 pm (Sunday).