Hooded RHCTH?

Tried to get to this:

http://blog.wolfram.com/2007/05/22/making-the-mathematica-6-spikey/

By following this:

https://blender.stackexchange.com/questions/10917/hyperbolic-solids-in-blender

and, somewhere along the line, I came up with this interesting detour.

Checked in Meshlab and Netfabb. Checks out on Shapeways.

Dimensions: 48 x 46 x 39mm (around 2 in)