Anthropic Rock: a brief history

摘要

Stone tool-making is a reductive process. Synthetic rockmanufacturing, preeminently an additive process, will not for-ever beconfined to only the Earth-biosphere. This brief focuses on humanity'sancient past, hodiernal and possible future even more massive thanpresent-day creation of artificial rocks within our exploitable SolarSystem. It is mostly Earth-centric account that expands the factualgeneralities underlying the unique non-copyrighted systemic technogenic rockclassification first publicly presented (to the American Geological Society)during 2001, by its sole intellectual innovator, James Ross Underwood, Jr.His pioneering, unique exposition of an organization of thisever-increasingly important aspect of the Anthropic Rock story, spatiallyexpansive material lithification, here is given an amplified discussion forthe broader geo and space science social group-purpose of encouragement of acompleter 21st Century treatment of Underwood's explicativesubject-chart (Fig. 2).