Easy To Be Paired With Your Favourites The beautiful lush blue hues of tanzanite make the gemstone easy to be paired with other color gemstones. If you have any favorite jewelry pieces, you can effortlessly pair them with your tanzanite jewelry. Because tanzanite looks great with diamond, you can even fashion your jewelry piece with accent diamond stones to accentuate the beauty of its tanzanite centerstone. Tanzanite’s pleochroism also works well in complementing it with other gemstone jewelry pieces. Decent Durability for Endurance A tanzanite jewelry piece will make you feel more than good by offering a decent level of durability. The tanzanite gemstone scores 7 on the 10- point Mohs scale of hardness, meaning that it’s the perfect gemstone to be set in a jewelry piece meant for daily wear. A 7 out of 10 is a good score on the Mohs scale of hardness.