> ## Content Index
> Fetch the complete content index at: https://www.cascadepbs.org/llms.txt
> Use this file to discover other available public pages before exploring further.

# Missing Rock Record on Vancouver Island
- URL: https://www.cascadepbs.org/show/nick-rocks/episode/missing-rock-record-on-vancouver-island-qgpyvq/
- Published: 2025-12-12T00:16:12.000Z
- Updated: 2025-12-12T19:29:53.000Z
- Description: On a special beach outside of Nanaimo, B.C., 200 million years are missing from the rock record.
- Author: Cascade PBS Staff
- Tags: Nick on the Rocks, Season 7, Episode 1, #ZZZ_Episode_8ed0674a-7e12-4926-9cd4-029bc2cf5bbf, #episode, #ZZZ_Show_fb43f9d5-44f4-411a-854a-568025965642, #v1.16

Much of Vancouver Island is covered by a layer of 230-million-year-old basalt, but erosion at select beaches has exposed layers of both older and younger rock that tell a story of continental collision and massive gaps in the rock record.