Gravel, Sand, and Clay Extraction Workers X Keywords: Crushing

2 matching jobs found.

Olivine Sand Miner

Specialized worker who mines olivine sand from olivine deposits, transports it, performs primary processing, and manages quality.

Diatomaceous Earth Extractor

Worker who excavates and extracts raw diatomaceous earth, a natural material, and supplies raw materials for building materials and soil conditioners through drying, crushing, and quality control.