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Table 5.1 Particle Sizes and Settling Rate in Sediment Time to Settle Size Class Size Size Comparison Settling Velocity in Still Water 4 Kilometers (2.5 Miles) Gravel Boulder >256 mm Basketball Cobble 64-256 mm Potato to grapefruit Pebble 4-64 mm Throwing and skipping size Granule 2-4 mm Реа Sand Very coarse sand 1-2 mm Peppercorns Coarse sand 0.5-1 mm Coarse sugar 2.5 cm/sec (1 inch/sec) 1.8 days Medium sand 0.25-0.5 mm Granulated sugar Fine sand 0.125-0.25 mm Confectioners' sugar Very fine sand 0.0625-0.125 mm Visible to the eye Mud Coarse silt 0.0310-0.0625 mm Barely visible to the eye 0.025 cm/sec (1/100 inch/sec) 6 months Medium to very fine silt 0.0039-0.0310 mm Microscopic Clay <0.0039 mm Microscopic 0.00025 cm/sec 50 years Based on the Udden-Wentworth Sediment Graln Slize Scale.

Table 5.1 Particle Sizes and Settling Rate in Sediment Time to Settle Size Class Size Size Comparison Settling Velocity in Still Water 4 Kilometers (2.5 Miles) Gravel Boulder >256 mm Basketball Cobble 64-256 mm Potato to grapefruit Pebble 4-64 mm Throwing and skipping size Granule 2-4 mm Реа Sand Very coarse sand 1-2 mm Peppercorns Coarse sand 0.5-1 mm Coarse sugar 2.5 cm/sec (1 inch/sec) 1.8 days Medium sand 0.25-0.5 mm Granulated sugar Fine sand 0.125-0.25 mm Confectioners' sugar Very fine sand 0.0625-0.125 mm Visible to the eye Mud Coarse silt 0.0310-0.0625 mm Barely visible to the eye 0.025 cm/sec (1/100 inch/sec) 6 months Medium to very fine silt 0.0039-0.0310 mm Microscopic Clay <0.0039 mm Microscopic 0.00025 cm/sec 50 years Based on the Udden-Wentworth Sediment Graln Slize Scale.

Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
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Table 5.1 Particle Sizes and Settling Rate in Sediment Time to Settle Size Class Size Size Comparison Settling Velocity in Still Water 4 Kilometers (2.5 Miles) Gravel Boulder >256 mm Basketball Cobble 64-256 mm Potato to grapefruit Pebble 4-64 mm Throwing and skipping size Granule 2-4 mm Реа Sand Very coarse sand 1-2 mm Peppercorns Coarse sand 0.5-1 mm Coarse sugar 2.5 cm/sec (1 inch/sec) 1.8 days Medium sand 0.25-0.5 mm Granulated sugar Fine sand 0.125-0.25 mm Confectioners' sugar Very fine sand 0.0625-0.125 mm Visible to the eye Mud Coarse silt 0.0310-0.0625 mm Barely visible to the eye 0.025 cm/sec (1/100 inch/sec) 6 months Medium to very fine silt 0.0039-0.0310 mm Microscopic Clay <0.0039 mm Microscopic 0.00025 cm/sec 50 years Based on the Udden-Wentworth Sediment Graln Slize Scale.
Transcribed Image Text:Table 5.1 Particle Sizes and Settling Rate in Sediment Time to Settle Size Class Size Size Comparison Settling Velocity in Still Water 4 Kilometers (2.5 Miles) Gravel Boulder >256 mm Basketball Cobble 64-256 mm Potato to grapefruit Pebble 4-64 mm Throwing and skipping size Granule 2-4 mm Реа Sand Very coarse sand 1-2 mm Peppercorns Coarse sand 0.5-1 mm Coarse sugar 2.5 cm/sec (1 inch/sec) 1.8 days Medium sand 0.25-0.5 mm Granulated sugar Fine sand 0.125-0.25 mm Confectioners' sugar Very fine sand 0.0625-0.125 mm Visible to the eye Mud Coarse silt 0.0310-0.0625 mm Barely visible to the eye 0.025 cm/sec (1/100 inch/sec) 6 months Medium to very fine silt 0.0039-0.0310 mm Microscopic Clay <0.0039 mm Microscopic 0.00025 cm/sec 50 years Based on the Udden-Wentworth Sediment Graln Slize Scale.
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