Catalog: Bookstore 2007 - 2008 | |
| field-work aids · educational products · time scales pocket-size sand grain sizing folder quickly and accurately identify grain size and shape grain sorting roundness and sphericity of samples this pocket-sized folder consists of a sphericity/roundness measuring chart printed examples of well-sorted and poorly sorted grain samples in the fine medium and coarse ranges four actual grain samples illustrating angular subangular subrounded and rounded shapes six grain size samples silt very fine sand fine sand medium sand coarse sand and very coarse sand measurement limits for granules pebbles cobbles ... | |
