6mm Blue Sapphire Pendant in 14 Karat Gold c7164a728d0c1279cb0eaae344eb84f6 One type of Rose quartz

One type of Rose quartz is often used in sculptures and lapidary work

Growing to lengths of nearly 30ft

Although there is some evidence of man's contribution

spiny oyster

6mm Blue Sapphire Pendant in 14 Karat Gold c7164a728d0c1279cb0eaae344eb84f6 One type of Rose quartzThe word sapphire comes from the Greek translation for blue and was used in ancient times to describe any blue stone, often lapis lazuli. Around 1800 it was discovered that sapphires are a gem variety of corundum, the other being ruby. Corundum is a hard stone, rating a 9 on the Mohs scale, making it the second hardest natural mineral. Its chemical composition is aluminum oxide. The many colors in which corundum occurs are due to the presence of other