Landless2029@lemmy.world to What is this thing?@lemmy.worldEnglish · edit-23 days ago[Challenge-Solved] glass egg thinglemmy.worldimagemessage-square28fedilinkarrow-up177
arrow-up177image[Challenge-Solved] glass egg thinglemmy.worldLandless2029@lemmy.world to What is this thing?@lemmy.worldEnglish · edit-23 days agomessage-square28fedilink
minus-squareoce 🐆@jlai.lulinkfedilinkEnglisharrow-up17·3 days agoA tracer pebble, interesting. But they seem to be rather made of the same pebble they are supposed to trace. https://southerncoastalgroup-scopac.org.uk/tracer-pebble-studies/
![[Challenge-Solved] glass egg thing](https://lemmy.world/pictrs/image/54d923bf-4a32-46aa-8ece-9ac9bf5e614e.webp){kind=link}
A tracer pebble, interesting. But they seem to be rather made of the same pebble they are supposed to trace. https://southerncoastalgroup-scopac.org.uk/tracer-pebble-studies/
Fascinating!