User:Siim

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My name is Siim Sepp. I am a geologist and science writer.

Most of my photos are available on my educational website: Sandatlas.

Maps[edit]

Rocks[edit]

Igneous rocks[edit]

Metamorphic rocks[edit]

Sedimentary rocks[edit]

Microphotos of thin sections[edit]

Geological structures[edit]


Sand[edit]