Garnets have been a highly collectible gemstone since prehistoric times, and Arizona is renowned for hosting some of the best specimens. These gemstones are formed as a result of a combination of high ...

The best lab-grown diamonds are from retailers with stellar reputations and a stunning array to pick from: Blue Nile tops our list for 2026. To determine the best places to buy lab-grown diamonds, we ...

Figure 1. This demantoid was faceted to better reveal the “horsetail” inclusions. The sample is 8 mm in diameter. Photo by U. Hennebois. The exact origin and composition of the “horsetail” inclusions ...

Country Road celebrates the lands and waters that give us life; into which the songlines, stories, songs, ancestors and dreamings of First Nations peoples are woven. May we pay respect to all First ...

Abstract: Until very recently, microprocessor designs were computation-centric. On-chip communication was frequently ignored. This was because of fast, single-cycle on-chip communication. The ...

Figure 1. This 7.61 ct “pastel pyrope” shows a strong pink color in warm incandescent light and a strong purple in cool LED light. Photos by Duncan Pay/GIA; courtesy of Jason Doubrava Gems & Minerals.

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