State
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Hard river rock / granite / basalt
-
Aggregate Hardness (Expanded)
Medium-hard / Hard (localized)
-
Typical Dominant Aggregate
Traprock, basalt, granite, quartz, chert
-
Aggregate Hardness (Expanded)
Soft / Medium-soft / Hard (localized, Mississippi river area)
-
Typical Dominant Aggregate
Limestone
-
Aggregate Hardness (Expanded)
Medium-hard / Medium (south)
-
Typical Dominant Aggregate
Granite / decomposed granite / river gravel
-
Aggregate Hardness (Expanded)
Medium / Medium-hard
-
Typical Dominant Aggregate
River gravel / granite
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Traprock / basalt
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Hard river gravel / quartzite
-
Aggregate Hardness (Expanded)
Soft / Medium-soft
-
Typical Dominant Aggregate
Limestone, coquina shell
-
Aggregate Hardness (Expanded)
Medium / Medium-hard
-
Typical Dominant Aggregate
Granite (central & north), limestone (south)
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Basalt
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Basalt / granite / river rock
-
Aggregate Hardness (Expanded)
Soft / Medium-soft
-
Typical Dominant Aggregate
Limestone
-
Aggregate Hardness (Expanded)
Soft / Medium-soft / Hard (localized, Mississippi river area)
-
Typical Dominant Aggregate
Limestone
-
Aggregate Hardness (Expanded)
Soft / Medium-soft
-
Typical Dominant Aggregate
Limestone
-
Aggregate Hardness (Expanded)
Soft / Medium-soft
-
Typical Dominant Aggregate
Limestone
-
Aggregate Hardness (Expanded)
Soft / Medium-soft / Hard (localized, Mississippi river area)
-
Typical Dominant Aggregate
Limestone
-
Aggregate Hardness (Expanded)
Hard
-
Typical Dominant Aggregate
River gravel, sand
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Granite / hard glacial deposits
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Traprock / granite
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Traprock / granite
-
Aggregate Hardness (Expanded)
Medium-hard (north) / Medium-soft (south)
-
Typical Dominant Aggregate
Granite (north), limestone (south)
-
Aggregate Hardness (Expanded)
Medium-hard (north) / Medium-soft (south)
-
Typical Dominant Aggregate
Granite / basalt (north), limestone (south)
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Limestone / river gravel
-
Aggregate Hardness (Expanded)
Soft / Medium-soft
-
Typical Dominant Aggregate
Limestone
-
Aggregate Hardness (Expanded)
Medium-hard / Hard (localized)
-
Typical Dominant Aggregate
Hard river rock, granite, chert, quartz
-
Aggregate Hardness (Expanded)
Soft / Medium-soft
-
Typical Dominant Aggregate
River gravel / limestone
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Granite / basalt / river gravel
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Granite / traprock
-
Aggregate Hardness (Expanded)
Medium-hard / Hard (localized)
-
Typical Dominant Aggregate
Traprock / basalt / hard river gravel, quartz
-
Aggregate Hardness (Expanded)
Medium
-
Typical Dominant Aggregate
Limestone / decomposed granite
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Traprock / granite / limestone mix
-
Aggregate Hardness (Expanded)
Medium / Medium-hard
-
Typical Dominant Aggregate
Granite / basalt
-
Aggregate Hardness (Expanded)
Medium
-
Typical Dominant Aggregate
River gravel / limestone
-
Aggregate Hardness (Expanded)
Soft / Medium-soft / Hard (localized, Mississippi river area)
-
Typical Dominant Aggregate
Limestone
-
Aggregate Hardness (Expanded)
Soft / Medium-soft
-
Typical Dominant Aggregate
Limestone
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Basalt / granite
-
Aggregate Hardness (Expanded)
Medium-soft / Hard (localized- North West BS)
-
Typical Dominant Aggregate
Hard limestone / traprock / sandstone / chert
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Granite
-
Aggregate Hardness (Expanded)
Medium / Medium-hard
-
Typical Dominant Aggregate
Granite / limestone
-
Aggregate Hardness (Expanded)
Medium-soft (south) / Medium-hard (north)
-
Typical Dominant Aggregate
Limestone / granite
-
Aggregate Hardness (Expanded)
Soft / Medium-soft
-
Typical Dominant Aggregate
Limestone
-
Aggregate Hardness (Expanded)
Medium-soft (central) / Medium (west) / Hard (South)
-
Typical Dominant Aggregate
Limestone (east), granite/basalt (west), hard chert/quartz/flint rock in rivers
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Basalt / granite
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Granite / traprock
-
Aggregate Hardness (Expanded)
Medium / Medium-hard
-
Typical Dominant Aggregate
Granite / basalt / limestone
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Basalt / granite
-
Aggregate Hardness (Expanded)
Medium-soft / Hard (localized, Mississippi river area)
-
Typical Dominant Aggregate
Limestone / sandstone
-
Aggregate Hardness (Expanded)
Medium-hard (north) / Medium-soft (south)
-
Typical Dominant Aggregate
Granite (north), limestone (south)
-
Aggregate Hardness (Expanded)
Medium-hard
-
Typical Dominant Aggregate
Granite / hard sandstone






