Are there Basalts in Western Washington? Submitted by Spaceman9800 t3_yrqb9i on November 10, 2022 at 8:06 PM in Washington 28 comments 9
BarnabyWoods t1_ivvfwsn wrote on November 10, 2022 at 10:11 PM There are a number of places in the Olympics where pillow basalt is exposed. Pillow basalt forms when lava erupts under the sea. One place you can see it is along Hurricane Ridge Rd. Permalink 2
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