ere 

 of 



•ed 



nal 



I 



the 



hed 



a a 



ter, 

 tes, 



' f 



Its 



lies 



> 



lerc 



the 



ler- 



; to 

 .Iii- 



in 



ea 



» 



its 



0^ 



\ 



•I 



tf 



ADDITIONAL NOTES 



59 1 



of alluvial Umeflone, like Ketton limeftone, which they .do .^ot b 



^ over the bed of the calcareous hmeftone, which they 



for fal 



from beneath the former, and calcine for fale 



It is probabl 



rJpeTL: bea;:;;;;..-. ^.^,.C., which h. rendered it „ot fo 



ufeful in agriculture. . i . • ^ ' 



" It is more probable, that alluvial limeftone has acquired us ro.xtu e 



of maenefia from the fea-water ; as magnefia_ m ^t^uncf-'-^ ftate 



will precipitate Ume from water 

 thence propofes to render water p 



obferved by Dr. Alfton ; 

 nd potable, which has beea 



: rLpt rt f;; f;;from putridlV by havmg ume mixed with it, by 

 precipitating the lime by the addition of mild magnefia ; which > . 



Le^ now perhaps worthy the -ntion of the c.u.of a m.^ 



if 



be fo plentifully difFufed 



See Dr. Black's Exper. on Magnefia in the EflTay PhiloC 



fince magnefian limeftone appears 

 the earth 



^T^iiermrfr^mB-reedon is magnefian. that from TicknaKwhich 

 is fold) is calcareous lime I believe ; and feme farmers xn the v.cm.ty 

 of Derby affert, that two loads of Breedon lime will goasfc 

 is will apparently do as much fervice to their 1^^ 

 Ticknal lime 



**- 



that 



three loads of 



Breedon lime, I am alfo informed, is preferred 



fand 



be mixed with 



Mr 



chiteaure, and is faid to go further in making mortar^; which I fup 

 nofe means, that it requires more 



Marfan in his account of the agriculture of the Midland counties 

 fpeaks of lime made at Breedon near Derby as deftru^ive to vegeta- 

 bles when ufed in large quantities, ^^''l''^'^,^^^^ 

 ferted, that the lime from Critch in Derby(hire is fo mild, that thiftle* 

 and g afs fpring up through the edges of large heaps of it when laid 



Dr Fenwick of Newcaftle obferves, that the farmers 



the fields 



that country divide lime into hot and mild ; 



mean magnefian and calcareous lim 



which Mr. Tennant 



belie V e s 



By experiments which were made by Mr.Tennant by fowing feeds 



of cole wort on various mixtures of calcined magnefia with foil, --1 



4G 



and 



%' 



