Haida do not during this time seem to use argillite for any utilitarian function, or any function other than carving.
42.
Increased monetary wealth became more important throughout the 19th century and the sale of argillite was one method that facilitated this.
43.
Robin Kathleen Wright, another American art historian, built upon Kaufmann s thesis using Haida argillite pipes as a foundation.
44.
The black argillite occurs only at certain locations on the mountain's slope, above the basin of Slatechuck Creek.
45.
The lower argillite unit is about thick; this layer contains fine-grained greywacke, and silty and graphitic argillites.
46.
The lower argillite unit is about thick; this layer contains fine-grained greywacke, and silty and graphitic argillites.
47.
Argillite is a fine-grained sedimentary rock composed primarily of clay particles; they are essentially lithified muds and oozes.
48.
The puddingstone of the Brookline Member is complexly interbedded with layers of laminated and graded argillite and sandstone and massive diamictite.
49.
The Dorchester Member consists of purplish, greenish and grey siltstone, sandstone, and medium-to fine-grained argillite.
50.
Canadian anthropologists and ethnographers have been studying argillite for approximately 60 years as have, albeit more recently, American art historians.
