- Photo
- Lidar Scan
- ERA: Paleozoic
- Period: Mississippian (wiki, alpha)
- Epoch: Early
- Age: 358-346 million years ago
- Formation: St. Joe
- Lithology: Limestone
- Original location: 36.160190,-93.005969
- Donor organization: APAC Valley Springs Quarry
- Donor contact: Shawn Kindall
- Financial support:
- Mac and Karen McGilvery
- Yarri Davis and Aurora Zisner
- MacNote: Fresh sample that preserves a dark gray, blobular chert clast. Chert clast contains mm to cm-scale crinozoan columnals. Overall sample exhibits cm to dm-scale bedding defined by wavy, clay laminations indicating periods of diminished sedimentation rates. Some laminations exhibit pressure solution and stylitozation.