Geodes of "dogtooth" calcite and amethyst quartz formed in basalts flows within the Serra Geral Fm. (~130 Ma.) Their hydrothermal origin is thought to be linked to phreatic explosions of aquifers in Botucatu Fm (Permian). At Geomuseu, Gramado, RS, 🇧🇷
#Geology #Geosciences #Academicsky ⚒️🧪

Titanite-bearing pegmatitic syn-kinematic injection over a Di-phl metamarl.

📍Brasil🇧🇷
📍Rio Grande do Sul
📍Caçapava do Sul

#geology #Geosciences #academicsky

Below is my first academic scientific article written during my master's research 😃😌

doi.org/10.1016/j.li...

#academicsky
#geology

Bluesky now has over 10 million users, and I was #2,043,366!
Pedi entrada alguns meses antes, quando precisava de código. Posso dizer que ajudei a capinar isso 😌