page_title: Harpers Formation
hierarchical_section_title: Harpers Formation
caption_attribution_description: English: Figure caption: Harpers Schist. The albite is crowded with inclusions in a roughly parallel orientation that is inclined to the foliation of the rock.
context_page_description: The Harpers Formation is a geologic formation in Maryland, Pennsylvania, Virginia, and West Virginia, consisting of schist, phyllite, and shale. It dates back to the early Cambrian period. It is considered part of the Chilhowee Group.
context_section_description: The Harpers Formation is a geologic formation in Maryland, Pennsylvania, Virginia, and West Virginia, consisting of schist, phyllite, and shale. It dates back to the early Cambrian period.  It is considered part of the Chilhowee Group.
caption: Photomicrograph of Harpers Schist
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