More than just beautiful adornments, gemstones have been revered for centuries for their purported metaphysical properties, ...

Figure 1（a）Element mapping of the syntheic pyrope garnet at high-pressure and high ... “It was indeed challenging but exciting to get these gem-quality pyrope garnets for water analysis ...

What crystal are you? Find out how to match your star sign to the energy of the universe with our astrological guide to crystals.

and gem merchant Ron Ringsrud. Weight range: 0.12–4.14 ct. Standard gemological properties were measured with a Rayner refractometer (yttrium-aluminum-garnet prism) equipped with a near ...