Preliminary draft of the rock-color chart /
prepared by the Rock-color Chart Committee.

Description

Corporate Author

Geological Survey (U.S.). Rock-Color Chart Committee.

Language(s)

English

Published

[Place of publication not identified] : [publisher not identified], July 1947.

Subjects

Rocks.
Color.
Color.
Rocks.

Note

Cover title.

Physical Description

1 volume (unnumbered leaves) : illustrations, mounted samples ; 21 cm

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