SISSVoc Default

sand and gravel

broader original original
narrower sand-and-gravel original
definition Durable rock fragments (silicates, flints, etc) with a size range: 0.063 mm - 80mm, derived from the weathering, erosion and transport of rocks by glacial or fluvial processes. Used for aggregate purposes and construction fill. more like this
notation more like this
SandG more like this
source BGS more like this
Resource original
Concept original
in scheme commodity-code original
is primary topic of sand-and-gravel