Ruby is an incredibly durable gemstone if there are no treatment-related durability concerns. - Courtesy Jan Goodman Co. Hardness and toughness Gem and mineral hardness is measured on the Mohs scale.
Singer Bonnie Tyler says Brexit is a pain in the neck for limiting the time she can spend at her spare home in Portugal. The 72-year-old artist from Skewen, Neath Port Talbot, is currently touring ...