title: Alum Rock
text: # Alum Rock
  
  Alum Rock may refer to:
  
  * Alum rock, a specific chemical compound and a class of chemical compounds
  * Alum Rock, California, US, formerly a town, now a neighborhood of San Jose, California
  * Alum Rock Park, in San Jose, California
  * Alum Rock, Pennsylvania
  * Alum Rock, Birmingham, an area in the UK, two miles east of Birmingham's city centre
     * Alum Rock (ward)
  