The palette

White terracotta for the brick drum and the block; smooth quartz for cornices, bands and frames, quartz bricks for the marble facing, chiseled quartz for capitals; polished andesite slabs and stairs for the lead dome and roofs, smooth stone for the step rings; calcite and polished andesite for the coffered vault; yellow terracotta, purple terracotta and polished andesite for the floor and the niche columns; polished basalt and polished granite for the grey and pink portico columns; polished deepslate for the dedication; cut copper, exposed copper and copper grates for the oculus rim, the doors and their grille; gold for the wreath's centre.

Techniques

• A dome in two shells
• Step rings
• Cornices on a curve
• A deep portico
• An interior seen from outside

The steps

1. Podium and the portico steps
2. Marble floor of the rotunda
3. Drum: the lower walls and the niches
4. Yellow columns before the niches
5. Drum: the upper walls and the marble cornices
6. The coffered dome, seen from inside
7. Step rings at the foot of the dome
8. The lead dome and the oculus
9. The block between portico and rotunda
10. Bronze doors under their grille
11. Portico: sixteen granite columns
12. Entablature and the dedication in bronze letters
13. Pediment and lead roof of the portico
14. The upper pediment of the block

How each technique is done and every step explained, in 3D: Learn (members).

Learn it in 3D, step by step