But with gold prices at an all-time high and so many jewelry brands offering the same bland birthstone pendants and initial necklaces, it can take some time to find something that fits both your ...

New rules requiring firms in China to get a license before exporting some rare earth elements are bolstering plans to ...

From sawing to soldering, buffing to the final polish—each piece is created by hand, making it the perfect choice for meaningful items, like handcrafted birthstone rings and personalised charm ...

Primarily composed of silicon dioxide (SiO2) with a purity exceeding 99.9%, the high-purity quartz is a significant material ...

In addition, spectroscopic properties in the mid- and near-infrared are useful to characterize this new Chinese product; features in the 2500–3100 cm-1 range (also found in other chlorine-bearing ...