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 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 drives the Clearwater Valley Road into Wells Gray Park and is first visible from south at the Clearwater Valley Overlook. Garnet Peak stands alone as a pyramidal peak. From Clearwater Lake, it appears to be part of the Huntley-Buchanan Ridge which extends most of the length of Azure