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 of [[John and Christopher Wright|John Wright]]. In November he was with [[Anne Vaux]] (whose family he had been introduced to in summer 1586) at White Webbs near Enfield, renewing the vows given on the [[Presentation of Mary|Feast of the Presentation of Our Lady]]. On 9 June 1605, he was to be found in a room on Thames Street in London, with [[Robert Catesby]]. In the midst of what Garnet later recalled was a seemingly casual conversation, Catesby asked the priest about the morality of "killing innocents". Garnet replied according to Catholic theology, that often, during war, innocents were killed alongside