Marble
Marble is a term used to describe and catalogue material of this kind, established as a heading by Library of Congress. It sits within the wider heading of Metamorphic rocks. Beneath it stand narrower headings including Marezzo marble.
Overview
What the sources state
• Placed within: Metamorphic rocks (Library of Congress Subject Headings: Marble (sh85080941))
• Includes: Marezzo marble (Library of Congress Subject Headings: Marble (sh85080941))
Sources
Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.
Library record · Institutional or primary · Library of Congress
Library of Congress Subject Headings: Marble (sh85080941)
Consult the source