After Sharp octahedron 1800180600060
viewtopic.php?f=9&t=10033&p=108615 (third row; third column)
and after flat octahedron 5052828000
viewtopic.php?f=15&t=22092I present "Flat and steep octahedron" 18051D2E28060
BTW: I know it is no octahedron but it sounds fitting.
Attachment:
SharpEdges 18051D2E28060 (1).JPG [ 53 KiB | Viewed 696 times ]
Attachment:
SharpEdges 18051D2E28060 (4).JPG [ 52.59 KiB | Viewed 696 times ]