Garnet as gemstones. The gemstone varieties occur in shades of green, red, yellow, and orange. In the US it is known as the birthstone for January. It is the state mineral of Connecticut, New York's gemstone, and star garnet (garnet with rutile asterisms) is the state gemstone of Idaho. Garnet sand is a good abrasive, and a common replacement for silica sand in sand blasting. Alluvial garnet grains which are rounder are more suitable for such blasting treatments. Mixed with very high pressure water, garnet is used to cut steel and other materials in water jets. For water jet cutting, garnet
Garnet Peak Azure Lake. The optional fourth day is a cushion in case of bad weather, or it can be used for a hike along the Huntley-Buchanan Ridge as far as Tryfan Mountain. For a detailed description of the Garnet Peak climbing route, see "Exploring Wells Gray Park", pages 227-229. Garnet Peak Garnet Peak is a mountain in east-central British Columbia, Canada, located between Goat Creek and Azure Lake. Situated in the Cariboo Mountains of the Columbia Mountains, it is the third highest mountain in Wells Gray Provincial Park with an elevation of . Garnet Peak is a prominent mountain as one