This chart is primarily for field use and indicates the range of rock colours for all purposes and is accurate for wet or dry samples.
This handy tool provides 115 genuine Munsell Colour Standards (chips), each with its correct ISCS-NBS colour name and unique Munsell alpha-numeric notation. Find any rock colour on the chart and the Munsell notation underneath gives you the value (degree of lightness), the hue (colour) and the chroma (degree of saturation) for that colour. Use these notations in your writing to communicate exact colour information that anyone can understand. Designed primarily for field use, the chart nevertheless indicates the range of rock colours for all purposes and is accurate for wet or dry specimens.
Chiefly used to describe medium to fine-grained rocks, it is also helpful in working with coarse-grained rocks. The Munsell Rock Colour Charts is a revision of the previously published Geological Society of America (GSA) Rock-Colour Chart.
Printed on Munsell's special colour-neutral stock, the chart includes a viewing mask.
The Munsell Rock Colour Chart provides a durable, accurate method for classifying and judging rocks sample.
Easily and accurately communicate the exact colour information of your rock samples by using the Munsell Colour Standards contained in the Rock Colour Chart.