Jensan Scientifics LLC Eriksson's Dune Earth's Oldest Tidal Deposit [25 gm ~3.22 Ga] Eriksson’s Dune: Earth’s Oldest Lithified Tidal Deposit (3.2 Ga) Eriksson’s Dune, Now: $320.00 Add to Cart
Jensan Scientifics LLC First Snowball Earth Huronian Glaciation Rock — 2.4 Ga First Snowball Earth: Huronian Glaciation Specimen Snowball Earth describes periods when our planet Now: $195.00 Out of stock