Mantle (geology) The mantle is a layer inside a terrestrial planet and some other rocky planetary bodies. For a mantle to form, the planetary body must be large enough to have undergone the process of planetary differentiation by density.
Found the The HandR Average Build Cost Guide on the homebuilding.co.uk website, which is exactly what I need for estimating the cost of newbuilds. From this got a cost of ~Â£1400 per m^2. I still don't have any accurate information on demolition though apart from on average 3/5-10k per house.ound the The HandR Average Build Cost Guide on the homebuilding.co.uk website, which is exactly what I need for estimating the cost of newbuilds. From this got a cost of ~Â£1400 per m^2. I still don't have any accurate information on demolition though apart from on average 3/5-10k per house.
Sixteen areas â all in Greater London-have an average price in excess of Â£5,000 per m 2 which is four more than last year. (Table 1) Outside southern England*, Altrincham in Cheshire remains the most expensive town with an average price of Â£ 2,446 per m 2.quare metre per dwelling is based purely on the size of the house and does not take account of outdoor space attached to a dwelling. All property prices are based on the average prices per square metre for transactions during the 12 month period to May for each year.