Manitoba Tyndall Stone gets global heritage designation
Like many buildings in Manitoba, All Saints was built with Manitoba Limestone, called Tyndall Stone, which has now been designated as a global heritage stone resource by a subcommission of the International Union of Geological Sciences.
You can read more about the history of Tyndal Stone on this CBC article.
And read more about the history of the current All Saints Building in this 2017 research paper by the City of Winnipeg Historical Buildings and Resources Committee