Lecture 2 - ceramics

Historical Continuity of Ceramic Tiles

  • Ceramic tiles—specifically terracotta and porcelain—have been employed for architectural and decorative purposes “for a very long time throughout history.”
    • Indicates a lineage stretching from ancient civilizations to the present day.
    • Reinforces the durability and cultural importance of fired‐clay materials.

Mosaic Tiles

  • Shown via two close-up images of a mosque façade.
    • Demonstrates intricate geometric and possibly calligraphic motifs typical of Islamic architecture.
  • Primary functions of mosaics:
    • Adornment / Decoration: Provide visual richness, color variation, and textural interest.
    • Narrative Storytelling: Tiles can depict religious, cultural, or historical stories, symbols, or teachings.
  • Significance:
    • Serve as a non-verbal communication medium in sacred and civic spaces.
    • Link between craftsmanship and cultural identity.

Terracotta

  • Definition: Low-fired, porous clay body that fires to an earthy reddish-brown color.
  • Classification remark: “Bricks can be classified as terracotta.”
    • Highlights that standard building bricks share material characteristics with decorative terracotta tiles.
  • Practical implications:
    • Widespread availability and affordability historically made terracotta an accessible building material.
    • Porosity and thermal mass contribute to passive temperature regulation in structures.

Architectural Examples Cited

  • Chimney decoration on an “old-style building.”
    • Illustrates utilitarian structures (chimneys) becoming canvases for ornamental brick/terracotta work.
  • Mosque close-ups.
    • Emphasize religious and cultural use of tiles to convey sacred meaning and enhance aesthetic appeal.

Key Takeaways

  • Ceramic tiles (terracotta, porcelain) are long‐standing building elements valued for durability, beauty, and story-telling capacity.
  • Mosaic technique excels at combining decoration with narrative content, particularly in religious architecture.
  • Terracotta’s classification encompasses both decorative tiles and everyday structural bricks, underscoring its versatility.