Preface The “High-Resolution Geochemical Survey of the Arabian Shield, KSA, through Stream Sediment and Heavy Mineral Concentrate Samples” project (the “PROJECT”) is a nationally funded project for a large regional-scale geochemical survey of the Arabian Shield, KSA. This plan is proposed according to the PROJECT contract and the implementation plan to guide the field orientation survey which will be conducted in the PROJECT inception and planning phase. Field orientation survey is key to reg...