174 &z// of Butcher's-Broom. 
duCHon is a very entertaining Sight: for 
amidft a violent Agitation in the Fluid, nurp- 
berlefs Atoms being feen hurried in all Di¬ 
rections, they rife on a hidden directly up¬ 
wards from the Bottom, in the fame Shape 
exactly as juft now defcribed, but fo minute 
as only to be difcernable by the firft Mag¬ 
nifier, and then they increafe in Bignefs every 
Inform, under the Eye, till they appear as 
large as in the Picture; where at c c and in 
the Middle of the Drop feveral of them 
are fhewn.—The other Sort of Cryftals are 
very minute, being when viewed through 
the third Magnifier not larger than Carra- 
way Seeds ; they are moftly Rhombs or 
Rhomboids, fome of which have the two 
op polite acute Angles cut off; there are 
befides fome Squares and Parallelograms, 
fee a a. 
After every thing feems over, and all we 
have been mentioning begins to break away, 
it frequently comes to pafs, that the patient 
Obferver is prefen ted with fome moll ele¬ 
gant Configurations, compofed of many long 
Lines, perfectly ftrait and parallel to each 
other; every fecond or third whereof has 
at one End a folid Cryfial Ihaped like the 
Head of a Spear or Javelin. All the Lines 
have alfo on one and the fame Side Num¬ 
bers of fhort Lines, ifiuing out at right An¬ 
gles, and at pretty equal Diilances, to about 
half as far -as the long Lines are feparated 
from one another. The long Lines in ge¬ 
neral 
