Cobalt spinel
Not sapphire! is a vibrant blue spinel that has been colored by cobalt (rather than iron, which may cause the stone to be a darker blue)....
Jewellery Blog
Welcome to Vanya Lambeva Jewellery Place, a unique blog here for you to explore. Jewellery has added such value to my life, and I love having the opportunity to share my passions and thoughts with my loyal readers. Read on, and enjoy.