If the life between the mica sheets hypothesis is correct, life would have originated between sheets of mica that were layered like the pages in a book. The so-called "life between the sheets" mica ...

Muscovite mica (MuM) is a highly stable mineral ... The significance of this finding is that thin exfoliated sheets of MuM have a band structure similar to that of wide bandgap semiconductors.

Mica sheets are so thin (one nanometer) that there are a million of them in a millimeter-thick piece of mica." Hansma's "life between the sheets" hypothesis first struck her a few years ago, ...