🗿🌍🔨

#stones #rock hammer #petrology

⛰️🔨🧑‍🔬/⛰️🔨👩‍🔬

#geologist #earth scientist #field geology #rock hammer #mineralogy #petrology #volcanology

🔍🤏🪨

#siltstone texture #fine-grained rock #clastic rock #petrology #silt particle size

🌋🪨🩶

#volcanic rock #igneous rock #grey rock #petrology

💎🧄⛏️

#mineralogy #crystals #rock collecting #petrology

🌍🪨🔬

#geology #mineralogy #earth science #rock study #petrology #microscope

💎🪨🔬

#mineralogist #geologist #gemology #crystallography #minerals #gems #earth science #petrology