 ### 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

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.