The Dirt Project
- Tom Shankapotomous
- Jan 1
- 2 min read
Updated: 3 days ago

Purpose Statement
The Dirt Project documents the physical surface materials present at each expedition and training location. It focuses on soil, sediment, and exposed rock as they are encountered in place—underfoot, along trails, shorelines, and natural cut banks. The project treats dirt not as debris or abstraction, but as a record of geological process, environmental conditions, and time. What is observed is not the idealized composition of a soil type, but the material reality of a specific place.
Research Method
The Dirt Project follows a preparatory, observational approach. Prior to each expedition, background reading is used to understand the region’s general geology, soil types, and dominant landforms.
When available, local nature centers, museums, and geological references are consulted to establish regional context.
Field observations are conducted at ground level and are limited to visible and easily accessible materials such as loose sediment, exposed rock, and naturally disturbed surfaces.
Basic tools are used for visual inspection and documentation only.
Collected samples are photographed in the field and later examined using a digital microscope to capture surface texture, grain size, and mineral structure at close range.
These images are then referenced against a rock and soil identification app to generate a preliminary assessment of composition, which is treated as an interpretive aid rather than a definitive classification.
Ethical Boundary
All observations are non-invasive and limited to surface materials and existing disturbances.
What This Is / What This Is Not
What This Is
A place-based record of soil, sediment, and exposed geology
A companion project to performance and environmental observation
A way of understanding terrain beyond elevation and distance
What This Is Not
A soil science or geology study
A classification or testing program
An attempt to identify or name materials beyond observable characteristics
Expeditions
EXP 001 Perris Lake CA, Spartan Trifecta Weekend Jan 24 2026
Expedition Samples and Analysis
EXP 001 Perris Lake CA, Spartan Trifecta Weekend Samples Jan 24, 2026
Support Materials
Foundational Overview of the Characteristics of Soil


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