Greg Mol Greg Mol @greg-mol ActivityProfile3DFriendsSpecimensGroupsForumsFiles Topics StartedReplies CreatedEngagementsFavorites Search topics: Forum Topics Started Viewing 3 topics - 1 through 3 (of 3 total) Topic Voices Posts Last Post Cast Fossil of a Skull with the mold. Started by: Greg Mol in: What Is It? 2 3 5 years, 12 months ago Evan Walsh Mind Blown Started by: Greg Mol in: What Is It? 3 4 6 years ago Charlie Smith Is this a cast fossil or a rock? Started by: Greg Mol in: What Is It? 2 4 6 years ago Evan Walsh Viewing 3 topics - 1 through 3 (of 3 total)