Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Gros Morne National Park' has mentioned 'Chert' in the following places:
Occurrence Sentence Text Source
The Rocky Harbour mxc3xa9lange is a Lower-Middle Ordovician collection of greywacke, quartzite, dolomite shale, chert, limestone blocks within a black, green, and red scaly shale matrix, which occurs along the shore from West Brook Pond to Humber Arm (Bay of Islands).