Some spinel types could be really unusual also, one example is the blue number of cobalt and gahnospinel, plus the purple/pink Jedi spinel. Total, this gem is the ultimate option to ruby. Red agate is actually a gemstone formed by silica deposition in volcanic rocks. It's got a lively red https://connerdtjym.myparisblog.com/27251541/culinary-spices-an-overview