Happy Holidays ✨ The Dal Bookstore will be closed for the holidays, Dec. 24-Jan. 2. Our last day of operation before the break will be Monday, Dec. 23rd, closing at 4:30 pm. See closure and reopening details »
Earth Sciences Department
The Grain Size Card is printed on flexible, translucent plastic for ease of reading. Includes charts and scales to determine grain size, rounding, sorting, modal abundance, and bedding thickness. The card is 16 x 7 cm and printed on 22 mil frosted plastic. It is waterproof and tear resistant. An excellent resource for both students and professionals.