Gemstone industry in Greenland gemstone ruby. The native inhabitants continued to assist the European explorers with their ruby exploration, leading them to some half dozen locations, spread out for over a hundred miles along the southwest shores of Greenland, known as the Kitaa Coast. Ruby and pink sapphire are the red and pink varieties of the mineral corundum, an aluminum-oxide mineral Al2O3. The pink/red colour is formed in corundum by adding the element chromium to its crystal structure. Spectroscopy of rubies from the Aappaluttoq occurrence in Greenland confirm the presence of chromium as well as showing absorption in the UV region indicating high Fe
Henry Garnet use equivocation, he supposed, were limited, but such replies could be taken as an example of insincerity or deviousness—especially to the king's council, who may not have wanted to see Garnet prove his case. The council's view of equivocation was very different from Garnet's. In their eyes, it was simple deceit. The next day, Garnet was moved to the [[Tower of London]], into what he described as "a very fine chamber". He was afforded [[claret]] with his meals, though it took him some time to get bedding and coal for the fireplace. He claimed that Lieutenant of the Tower William