Johnson Solids (Page 3)

(box: x-ray)  (F: faces)  (slider: perspective)  (image: L=rotate R=zoom)  (M: metrics)

(J57) Triaugmented Hexagonal Prism
Vertices:  15  ({12 + 3}[4])
Faces:17  ({6 * 2} equilateral triangles + 3 squares
    + 2 regular hexagons)
Edges:30
Symmetry:  3-fold Prismatic  (D3h)
(values below based on edge length = 1)
Volume:(sqrt(2)+3*sqrt(3))/2    ≈3.3051829925398634647