This is an Iron Pyramidal Structure 8 Corners Little Interstices Beveled ideal as a decoration for outdoors ancient or modern and why not futuristic scenes.
It is handly to use when it comes to get some temples in your scenes for example or what ever you want to have in your decoration that you want to get this pyramidal sructure.
This shape can also be implemant in an other object to complete it. It was made with Blender and rendered with Workbench, I also proposed other formats than .blend as : .abc, .dae, .fbx, .glb, .obj, .ply, .stl and .x3d.
Notice that this model his the product of the original 8 corners pyramid being smoothed, beveled, and with an iron PBR texture applied to it.
It is 732 polygons and 880 vertices.
I am at your disposal if you have any question.
Enjoy ! Thanks.