Nigeria is making headlines with a groundbreaking $400 million Foreign Direct Investment aimed at establishing Africa’s largest rare earth and critical minerals processing plant in Nasarawa State.

Benitoite is the rarest gem in the world, and stars are even more rare. I suggested she photograph it and sell posters of it. What she found is worth a lot of money,” he said.

Benitoite was first unearthed in 1907 near California’s San Benito River, leading to its designation as the state gem of California in 1985. Benitoite exhibits a range of blue shades, and in ...

Even though benitoite was named the California state gemstone in 1985, “most people have never heard of it,” said John Bradshaw, a rare-stone dealer from New Hampshire.

Benitoite is mined only in one small area of California near the San Benito River (hence the name), but the mine closed for commercial mining in 2006, making this gemstone even more scarce.

Gemstones are treasured for their exquisite beauty, sentimental symbolism and—perhaps most importantly—their market value. ... 17. Benitoite $4,000. View this post on Instagram.

Very few gems can withstand the intense pressure of Earth's mantle, but some require it to crystallize. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Benitoite. Cost: $8,000-21,000 per gram and up. Benitoite is a rare gem that looks something like a sapphire. However, it has a much higher refractive index than sapphires or even diamonds, ...