fhe Vegetation ef Metals * 191 
tlie Midft of the larged:.Flakes of Manna 
little Twigs are frequently found, not thick¬ 
er than Straws, round which the Manna 
feems to adhere as Tallow does round a 
Wick that is dipped therein. 
jV. B. I fhould here diredl an Examina¬ 
tion of Sugar, but could never find a 
Way of bringing it to fhoot or cryfla- 
lize before the Microfcope- All other 
Salts after Evaporation will fhoot their 
Cryftals in a cool Place, but Sugar re¬ 
quires a hot Stove to make it cryfla- 
lize. The Figure of its Salts candyed 
may be feen in Plate XI V. of the Mi* 
cr of cope made eafy . 
i - * • \ 
- .. — ■ " '■■■*> 
, • , . ’ 'l .-w 
- 1 ' -u 1/ ' ■ : r . 4 x ) 
CHAP. LIII. 
Concerning the Vegetation ^Metals* 
A FTER what has been already fliewn 
and defcribed, the considerate Reader 
will be at no great Lofs to judge of what 
Writers commonly call the Vegetation of 
Metals, and the Refufcitation of Plants, both 
which I (hall treat of briefly. 
Mefne lilcewife mentions the adulterating of Manna with 
Sugar and the Leaves of Sena: but adds, that this Fraud 
.difcorers itfelf by its growing foft and liquefying. 
When 
