Its Configurations « 139 
dons of Branchings will be perceived to fuc- 
ceed one another, to divide and fubdivide af¬ 
ter a mod: wonderful Order, representing at 
the lad: a Winter Scene of Trees without 
Leaves, a Specimen of which is Shewn at 
e .—The lad: ACtion of this curious Salt pro¬ 
duces Figures exquidtely delicate, bearing 
no Refemblanee to any Thing that preceded, 
but appearing like the flourishes or Engrav¬ 
ings of a mafterly Hand, in the Manner re- 
prefented at ff. This Part of the Opera¬ 
tion begins not till the Water is nearly ex¬ 
haled, and whilst it is performing the Scene 
appears a good deal confufed ; but after 
waiting till the Water is intirely dried away, 
a thoufand Beauties will prefent themfelves 
perfectly diftindt and clear; for the Confi¬ 
gurations of this Salt do not break away; 
or melt in the Air, as mod: others do, but 
may be preierved on the Glafs Slip for a long 
While afterwards, if fo be nothing is differed 
to rub them off. 
It would give me great Pleafure, was 
it poffible, from the Condgurations of 
this Salt, to trace out, with any Degree 
of Certainty, the Generation or Pro¬ 
duction of Amber ; a Subject about which 
Naturalifis are exceedingly divided ' and 
perplexed: Some fuppodng it an animal 
Subftance, others a rednous vegetable con¬ 
creted juice, and others a natural Fodil or 
Mineral: but the Shootings of its Salt are 
fo very different from every other Kind, that 
? o they 
