Spiralling stone walls will be carved with images of extinct species - with space reserved for future extinctions - at this observatory and education centre designed by Adjaye Associates for the Isle of Portland, England. More about Mass Extinction Memorial Observatory by Adjaye Associates
This elliptical chapel near Oxford by London studio Niall McLaughlin Architects contains a group of arching timber columns behind its textured stone facade (+ slideshow). More about Bishop Edward King Chapel by Niall McLaughlin Architects
This apartment block in the Iranian town of Mahallat was constructed using the otherwise useless offcuts from local stonecutting businesses. More about Apartment No. 1 by AbCT
Milan 2013: bamboo trees sprouted up around a topographical landscape of stone and water at this installation created by Japanese architect Kengo Kuma in Milan last month. More about Urban Stories: Naturescape by Kengo Kuma
Rough walls of locally sourced rubble surround this house on the south coast of Ireland by Dublin studio Aughey O'Flaherty Architects (+ slideshow). More about Carnivan House, Fethard on Sea by Aughey O'Flaherty Architects
This house in Toronto by Drew Mandel Architects features pale grey stone walls and an overhanging top storey (+ slideshow). More about Cedarvale Ravine House by Drew Mandel Architects
This spiralling stone house in Vietnam by architect Vo Trong Nghia has grass on its roof and an oval courtyard at its centre (+ slideshow). More about Stone House by Vo Trong Nghia
Vietnamese studio Vo Trong Nghia Architects has hidden a bamboo-framed conference centre behind a fortified stone wall in the countryside outside Hanoi (+ slideshow). More about Dailai Conference Hall by Vo Trong Nghia Architects
Hackney studio Gort Scott used locally quarried stone for the rugged grey walls of this house on the Isle of Man, UK (+ slideshow). More about Isle of Man House by Gort Scott
An enormous frame surrounds a little window in the reconstructed stone wall that flanks this holiday home in northern Italy by architects bergmeisterwolf (+ slideshow). More about Farmstead Next to the Chapel by bergmeisterwolf
An electronically controlled stone wall slides across the facade of this house in Warwickshire, England, to conceal a large window. More about Wickstead Lodge by Baynes & Co
Rectangular voids are carved out of the stone facade of this monolithic pavilion in the Netherlands by Rotterdam-based Shift Architecture Urbanism. More about Faculty Club by Shift
Milan 2010: British architect John Pawson exhibited a pavilion made of stone in Milan last month. More about House of Stone by John Pawson
Australian studio B.E. Architecturehave completed a house in Melbourne clad in basalt slabs of varying size and thickness. More about 57 Tivoli Road by B.E. Architecture
Architects Standardarchitecture-Zhaoyang Studio have completed a visitors centre next to a river in Tibet. More about Niyang River Visitor Center by Standardarchitecture-Zhaoyang Studio
A solo exhibition by British designer Max Lamb has opened at Johnson Trading Gallery in New York, featuring a new series of furniture cut from solid rock. More about Max Lamb at Johnson Trading Gallery