"Quoins" are the exposed stone pieces that you sometimes see stacking up only on the corner of a building. They sometimes look like a zipper applied to the corner edges of a structure.
another in a series of architect's pet peeves - in this case, fake masonry, the artificial stone and brick stuff masquerading as real construction
a brief look at Boulder's 16th Street Historic District
a brief look at Colorado vernacular buildings, specifically stone buildings and the early use of masonry
some information on the Chapel on the Rock, St. Malo, in western Boulder County, designed by Denver architect Jacques Benedict
a brief look at some of the buildings I have lived in as a survey of the use of brick masonry versus wood-framing in the construction of houses and their sustainability over time