Eggshell brick

Material categories:

Soil / Soil based (organic/mineral)

Animal / Animal based

Identification number:

19-7307-007-a

Sample produced by:

DONG Jingyi Zoey

Sample date:

25 Oct 2019 (Produced)

Sample condition:

Intact

Process-driven material

The sandy material (35%) from an urban construction site is improved by adding 35% of clay to improve plasticity and 30% of crushed eggshell to improve binding strength.

Location of Sample Extraction:

Water Street, Sai Wan, Hong Kong

22.28530556, 114.13913889

Surface Condition:

Other

Depth of sample extraction:

60 - 80 cm

Slope at extraction point:

< 35°

Land Use:

Vacant land/construction in progress

Natural or imported material:

Imported

State:

Object/Composite

Color:

7.5YR 5/3

Soil Structure

Organic Matter: 0.0 %

Coarse: 20.0 %

Sand: 40.0 %

Silt: 40.0 %

Clay: 0.0 %

Ecological Attributes

Recycling potential: Medium

Fabrication Process

Forming (including compacting/compressing)

Properties

Porous

Textured

Form

Block

Sensory Attributes

Touch: Firm

Tactile Warmth: Warm

Flexibility: Stiff

Resilience: Brittle

Odour: None

Glossiness: Matte

Transparency: Opaque