Is Sodium Beryllium Silicate Hydroxide with formula NaBeSi3O7(OH and hardness of 6-7.
Are tabular white crystals inter grown on Albite matrix
Is a rare silicate that comes from Kuannersuit Plateau, Ilimaussaq Complex, Narsaq, Kitaa Prov. / Greenland.Weak fluorescence in pink red at short wave UV light.
Size: 9.8x5.7x4.5 mm.
Weight: 1.66 ct.