Creatinine is a normal waste product produced by muscle metabolism. When your kidneys are functioning normally, they filter creatinine and other waste products out of your blood and send them out of the body through urine. A creatinine urine test measures the amount of creatinine in your urine and can help your doctor evaluate how well your kidneys filter waste. This is useful in diagnosing or ruling out kidney diseases and some other conditions.
The red color of the ruby is incomparable: warm and fiery. This gemstone has excellent hardness, durability, luster, and rarity too. Grossularite: Grossularite is generally olive green, but there are also yellow, red, brown and violet varieties.
Beside green and red, gem-quality sphalerite also occurs as orange crystals. This orange gemstone is transparent to translucent in clarity, and gives off a brilliant luster. The hardness of this orange gem is pegged at 3.5 to 4 in the Mohs scaled, and is indeed relatively soft for use in jewelry.range Topaz. Beside yellow and blue, topaz also occurs as orange stones. These orange gemstones come from two varieties of topaz, namely, precious topaz and imperial topaz, which is a pinkish orange and the more valuable of the two. Topaz is the traditional and modern birthstone for November.