Permanente Quarry
id:
permanente-quarry-175-10934407
title:
Permanente Quarry
text:
The Permanente Quarry and cement plant is in an unincorporated area of Santa Clara County, California, just west of Cupertino. The limestone and aggregate mining operation and cement plant is owned by Lehigh Southwest Cement, a subsidiary of Heidelberg Cement. Limestone was mined beginning in 1902 but remained a small operation until 1939 when it was purchased by Henry J. Kaiser to supply the 5.5 million barrels of cement to build Shasta Dam. With increased production Kaiser supplied all of the
brand slug:
wiki
category slug:
encyclopedia
description:
Limestone quarry in Santa Clara County, California, USA
original url:
https://en.wikipedia.org/wiki/Permanente_Quarry
date created:
2009-01-29T01:11:59Z
date modified:
2024-09-03T17:54:54Z
main entity:
{"identifier":"Q7169296","url":"https://www.wikidata.org/entity/Q7169296"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/7/7a/Permanente_Quarry_aerial.jpg","width":4013,"height":3010}
fields total:
13
integrity:
16