Hardyston Quartzite

(Wolff and Brooks, 1898) - Medium- to light-gray, fine- to coarse-grained, medium- to thick-bedded quartzite, arkosic sandstone and dolomitic sandstone. Basal pebble to cobble conglomerate typically contains clasts of local basement affinities. Contains fragments of the trilobite Olenellus thompsoni of Early Cambrian age. Thickness approximately 0.5 to 62 m (1.6-200 ft).
State New Jersey
Name Hardyston Quartzite
Geologic age Lower Cambrian
Lithologic constituents
Major
Metamorphic > Metasedimentary > Metaclastic > QuartziteMedium- to light-gray, fine- to coarse-grained, medium- to thick-bedded quartzite
Minor
Sedimentary > Clastic > Conglomerate (Bed)Basal pebble to cobble conglomerate typically contains clasts of local basement affinities.
Sedimentary > Clastic > Sandstone (Bed)dolomitic sandstone
Sedimentary > Clastic > Sandstone > Arkose (Bed)arkosic sandstone
References
NGMDB product
Counties Hunterdon - Morris - Somerset - Sussex - Warren