Sai Kung clay

Material category:

Soil / Soil based (organic/mineral)

Identification number:

22-1000-298-a

Sample produced by:

TAL-L

Sample date:

14 Nov 2022 (Received)

Sample condition:

Intact

Site-driven material

This soil was salvaged from a landslide mitigation project next to Sacred Heart Church in Sai Kung (97JC+V64). It is part of a project by Niko Leung and Loky Leung, the co-creators of Hong Kong Soil (@hongkongsoil), who are advocating for meaningful reuse of discarded soil from local construction sites. The soil is processed and refined to be used in rammed-earth construction or as pottery clay.

Sample collected by: Hong Kong Soil

Location of Sample Extraction:

Sacred Heart Church, Tan Cheung Road, Sai Kung, Hong Kong

22.382207, 114.270341

Surface Condition:

Hard Setting

Depth of sample extraction:

> 100 cm

Slope at extraction point:

> 55°

Land Use:

Vacant land/construction in progress

Geology of parent material:

Tai Mo Shan Formation. Undivided mainly coarse ash crystal tuff. Debris flow deposits. Unsorted sand, gravel, cobbles and boulders; clay/silt matrix.

Color:

5YR 4/5

Soil Structure

Organic Matter: 0.0 %

Coarse: 0.0 %

Sand: 0.0 %

Silt: 16.0 %

Clay: 84.0 %