type of stone for sand making

KGS Pub. Inf. Circ. 6--Part 1 of 3 Alone, aggregate is used as the support for railroad beds, road covering, or fill; large quantities of sand and gravel and crushed stone are used on unpaved county roads throughout the state. Limestone, dolomite, and sandstone--the rocks used to make crushed stone--occur naturally, as do sand and gravel. Sand Types - Sandatlas Coral sand "Coral sand" has several meanings. Find out what it really is. Volcanic ash: Volcanic ash is a fine mixture of minerals and rock fragments thrown out of a volcano during exposive volcanic eruption. Sand and Gravel | STRADA Extracted from our gravel pits; sand and gravel aggregate are versatile and multi-use products. Commonly used for road construction, .    Read More