For this reason, he has set a minimum refractive index of 1.72 for stones he works with, a playing field that includes spinel, zircon, garnet ... much higher RI than most other natural stones. With ...

Appealing to collectors of Earth's ancient treasures, Heritage Auctions is selling rare meteorites, fossils, and gemstones.

Jacques addresses the significance of the astounding Lucara Diamond recently discovered, and GIA's work helping dealers, ...

Pewits Nest is the ultimate escape for anyone looking to blend natural beauty with a touch of whimsy. Copper Falls is like ...

A joint US and Egyptian expedition discovered 11 sealed burials, which revealed a collection of necklaces, bracelets, armlets, scarab rings, and girdles made from various gemstones. One of the ...

The campaign, known as the ‘Be Kind in Retail' campaign, will feature advertisements and messaging displayed on digital and print media across the major shopping centres. Shopping Centre Council of ...

Petrology is the study of the macroscopic and microscopic mineralogical and chemical composition of rocks. In addition to assessing sedimentary, igneous, and metamorphic rocks that are accessible ...

Gemstone Investments Ltd., incorporated in the year 1994, is a Small Cap company (having a market cap of Rs 27.36 Crore) operating in Financial Services sector. Gemstone Investments Ltd. key ...

Photo by Chip Clark, courtesy Smithsonian Institution, National Museum of Natural History. Emerald’s lush green has ... There are other green gems, like tourmaline and peridot, but emerald is the one ...