Viewing post #1109984 by jmorth

First I'd like to say hi to Molly, cute and frisky water lover she is, wore her out (last pic).

Got any pics of the black flintstone? Flint often presents itself as round nodules, I know of a site in Southern Illinois where these flint nodules weathered out of their strata from stream erosion. Indians used the chert (flint) available there as an arrowhead manufacturing location; there were tons of flint chips and slivers from their stone-knapping.

You mentioned agate slices in your post so I'll contain myself to only post a few pics of worked stone -



Used to face some buildings there.








Rhodocrocite


<Malachite


Agate slab


This is a chalcedony geode from Colorado, we collected a milk carton full in 2006.
From those I chipped out enough of the chalcedony (a type of agate) to tumble , creating these