bigfootswashingmachine: saw some striking rock formations yesterday - these are metamorphosed cobble
bigfootswashingmachine: saw some striking rock formations yesterday - these are metamorphosed cobbles! the cobbles were originally round clasts in sedimentary rock before pressure caused them to be squashed and elongated into their current shape. My question is - do they fall spart when you mess with them or do they hold together? -- source link