Characterisation of Mg and Fe Contents in Nephrite Using Raman Spectroscopy
Evaluates the usefulness of Raman spectroscopy in distinguishing the colour varieties of nephrite based on the relative ratio of Mg to Fe concentration.
10 Tips for Buying a Diamond Online
Looking to buy a diamond online? We have 10 tips to help you click the “Buy Now” button with confidence.
Optimising Face-Up Appearance in Coloured Gemstone Faceting
How contrast patterns can increase perceived brightness and optimise a gemstone's appearance.