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
Garnet Canyon Trail Garnet Canyon Trail The Garnet Canyon Trail is a ( round-trip) long hiking trail in Grand Teton National Park in the U.S. state of Wyoming. The trailhead is at the Lupine Meadows parking area and climbs steeply more than in just under into Garnet Canyon. At the point, the trail forks from the Amphitheater Lake Trail and heads south and then west into Garnet Canyon. Garnet Canyon is the most popular approach route for climbers attempting to summit not only Grand Teton but also Middle Teton, South Teton, Teepe Pillar and Disappointment Peak. Though the trail becomes unmaintained once it