Pentelicon

Pen·tel·i·con

or Pen·tel·i·kon  (pĕn-tĕl′ĭ-kŏn′, pĕn′tĕ-lē-kôn′)
A mountain, about 1,119 m (3,670 ft) high, of east-central Greece northeast of Athens. White marble quarried here was used for many of the buildings of ancient Athens.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in classic literature ?
Paul preached from, and another faction claimed that that hill was Hymettus, and another that it was Pentelicon! After all the trouble, we could be certain of only one thing--the square-topped hill was the Acropolis, and the grand ruin that crowned it was the Parthenon, whose picture we knew in infancy in the school books.
The Levant had no marble quarries of its own, Stucky noted, so the marble was imported from quarries in Mount Pentelicon, Greece.
Pentelicon. Every one of many thousands of monumental pieces, no two the same, was custom-quarried to fit into its singular place, often with tolerances of less than 1/20 of a millimeter (two thousandths of an inch).