### Amalgam

This form shows the cube (h), the dodecahedron (d), the tetrahexahedron (f), and the icositetrahedron…

### Beveled Tetrahedron

This form shows a tetrahedron (o) with its edges beveled by the trigonal tristetrahedron (l), and its…

### Combination of Pentagonal Dodecahedron and Cube

Represents a combination of a pentagonal dodecahedron and cube, and are common in pyrites.

### Combination of Pentagonal Dodecahedron, Cube and Octahedron

Represents the combination of pentagonal dodecahedron, cube, and octahedron.

### Combination of Pentagonal Dodecahedron, Dyakis-dodecahedron, and Octahedron

Represents the combination of pentagonal dodcahedron, dyakis-dodecahedron and octahedron.

### Combination of Rhombic Dodecahedron and Octahedron

"...shows the rhombic dodecahedron in combination with the octahedron." -The Encyclopedia Britannica…

### Combination of Tetrahedron and Rhombic Dodecahedron

A combination of a tetrahedron and a rhombic dodecahedron.

### Combination of Tetrahedron, Cube and Rhombic Dodecahedron

A tetrahedral combination.

### Cube and dodecahedron

"A combination of dodecahedron and cube." — Ford, 1912

### Cube, dodecahedron and tetrahedron

"A combination of cube, dodecahedron, and tetrahedron." — Ford, 1912

### Cube, octahedron and dodecahedron

A cube, octahedron, and dodecahedron.

### Deltoid Dodecahedron

"This is the hemihedral form of the triakis-octahedron; it has the indices {hhk} and is bounded by tweleve…

Dodecahedron.

### Dodecahedron

Principal forms of the isometric system: dodecahedron.

### Dodecahedron and hexoctahedron

"A combination of dodecahedron and hexoctahedron." — Ford, 1912

### Dodecahedron and octahedron

A dodecahedron and octahedron

### Dodecahedron and trapezohedron

A dodecahedron and trapezohedron.

### Dodecahedron and trapezohedron

A dodecahedron and trapezohedron

### Deltoid dodecahedron

"The faces of the deltoid dodecahedron correspond to one-half those of the trisoctahedron." —…

### Distorted dodecahedron

A distorted dodecahedron

### Great Dodecahedron

A regular solid each face of which has the same boundaries as five covertical faces of an ordinary icosahedron.

### Pattern for Dodecahedron

Pattern that can be cut out and folded to construct a regular dodecahedron. Fold on the dotted lines,…

### Pentagonal Dodecahedron

A solid consisting of similiar faces, each of which is a pentagon.

### Pentagonal Dodecahedron

Illustration showing a pentagonal dodecahedron.

### Rhombic Dodecahedron

A solid consisting of 12 similiar faces, each of which is rhomb, the angle between any two adjacent…

### Stellated Dodecahedron

A regular solid each face of which formed by stellating a face of the dodecahedron.

### Dodecahedron, trapezohedron and hexoctahedron

"A combination of of dodecahedron, trapezohedron, and hexoctahedron." — Ford, 1912

### Trigonal Dodecahedron

Illustration showing a trigonal dodecahedron.

### Truncated Dodecahedron

A regular dyocaetriacontahedron formed by cutting off the faces of a regular dodecahedron parallel to…

### Dyakis-dodecahedron

"This is the hemihedral form of the hexakis-octahedron and has the indicies {hkl}; it is bounded by…

### Dyakisdodecahedron

Illustration showing a dyakisdodecahedron or diploid.

### Galena

A combination of the cube (h), the octahedron (o), and the dodecahedron (d).

### Hexahedron and Dodecahedron

Illustration showing the combination of a hexahedron and an dodecahedron.

### Octahedron and dodecahedron

A combination of octahedron and dodecahedron.

### Octahedron and Dodecahedron

Illustration showing the combination of a octahedron and an dodecahedron.

### Pentagonal Dodecahedron

"This is bounded by twelve pentagonal faces, but these are not regular pentagons, and the angles over…

### Phosphorus

"At the freezing point [phosphorus] hardens, becomes brittle, and shows, on being broken, evidences…

### Regular Polyhedrons

Illustration of regular polyhedrons: tetrahedron, hexahedron, octahedron, dodecahedron, icosahedron.

### Pyritohedron

A pentagonal dodecahedron. A solid contained by twelve pentagons.

### Rhombic Dodecahedron

"Science has succeeded in classifying the thousands of known crystals in six systems, to each of which…

### Rhombic Dodecahedron

A geometric shape containing twelve faces.

### Rhombic Dodecahedron

"Bounded by twelve rhomb-shaped faces parallel to the six dodecahedral planes of symetry. the angles…

### Various Solid Forms

Illustration containing a tetrahedron, hexahedron, octahedron, dodecahedron, and icosahedron, placed…

### Small Stellated Dodecahedron

A solid formed my stellating each face of the ordinary dodecahedron.

### Tetrahedral Pentagonal Dodecahedron

"This is bounded by twelve irregular pentagons, and is a tetartohedral or quarter-faced for of the hexakis-octahedron."…

### Tetrahedron and dodecahedron

"The combination of tetrahedron and dodecahedron." — Ford, 1912

### Tetrahedron, Cube, and Dodecahedron in Combination

This form shows a tetrahedron (o), cube (h), and dodecahedron (d) in combination.