Is that summit area composed of obsidian or granite?
"Metavolcanic rock, predominantly andesitic hydroclastic breccia and peperite."
JoelSkok - Mar 11, 2023 10:25 am - Voted 10/10
Looks pretty neat!Is that summit area composed of obsidian or granite?
T. White - Sep 1, 2023 6:30 pm - Hasn't voted
Re: Looks pretty neat!"Metavolcanic rock, predominantly andesitic hydroclastic breccia and peperite."