Munsell Washable Book of Soil Color Charts 2009 Revision. Use to judge color of rocks, archaeological specimens, animal pelage, and many natural products in this color range. This revised edition features the same colors available in previous books plus additional color. Included are a 10Y and 5GY soil chart for glauconite soils, a 5R soil chart for Australia andSoutheast Asia, and a 7.5R soil chart for tropical and semi-tropical soils. A Munsell high value, low chroma white page shows half steps from 8.5 to 9.5 in value with chromas of 1 and 2 for N, 7.5YR, 10YR, and 2.5Y. Use this page to describe carbonate, silica, gypsum, and soluble salt precipitates and evaporites common to arid and semi-arid environments as well as very lightcolored parent materials such as diatomaceous earth and volcanic ash. The book light gray pages decrease sun glare. The color chips are recessed into each water-resistant page to allow dirt and debris to be wiped off easily with less effect on the color chips. 2009 Revised Edition.