Tag Archives: Graywacke

Return to Starrigavan

This morning I did a little birding and made a return trip to Starrigavan to look at the rock again. Upon a second look, I thought I could almost discern some grooves that could be from glacial wear (see photo … Continue reading

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Graywacke Imprints

Recently I noticed some interesting imprints in the graywacke at John Brown’s Beach. As best I can tell, something that was formerly there is no longer there, and that something was different than the rest of the rock. Perhaps it … Continue reading

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Nesting Raven

I was interested to see a raven gathering small twigs from a neighbor’s spruce tree today. This evening I was struck by the texture on a quarried hunk of Sitka Graywacke being used to help stabilize the edge of the … Continue reading

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