Category: March Birthstone

March Birthstone – Aquamarine

previous month zodiac signs next month Aquamarine fact fileCrystal Structure: hexagonal Chemical Composition: Beryl – Beryllium Aluminum Silicate ( Be3Al2(Si16O18) ) Hardness: 7.2 to 8 MOHSRefractive Index: 1.57-1.59 Colors: Pale blues, light blues, yellowish blues, green, greenish-blue Aquamarine and Bloodstone…