Hard rocks were instrumental in the development of humans.
They used them for all sorts of stone tools like hand 🪓 and 🔪
On the course we find eclogite, a beautiful green and red rock, long thought to be magmatic.
Female science pioneer Yvonne Brière found out they were metamorphosed rocks, which originally formed from the magmatic, basaltic, oceanic crust.
Her peers didn’t believe her then and mocked her, but we now know better!
@_garnetite_ of @GeosciencesR tells you more!
geo-sports.org/2023/stage-3-…
#TDFF2023 #geotdf #geosports