L A Letter from Afr : Anthdny: va/ Lcei^wephoek, 
F. 5^. yS. , concerning the Figures of the Salts of 
A Bout the,ea4.ojLla,ft .iVf^^^^^ Hecr Peter Valkenkr 
made me'a Vim^ agairi, d'Rd' feroaght with him feve- 
ral Cryftals that were ftill joyned to fome pieces of the 
Rockv and were: very remarkable ^ among the reft; rhe 
faid Centlenian' had one about as big as my Fift,. which 
look'd like feveral fmall Fiint-ftones joyn'd togethjeV j'they 
ftem'd to be united .by very Tranfparent Particle^' ^ w^hich 
one might caJl'Wjlci CryWal : 'Arid whefi I view/d tlie fo 
nam*d Cryftal T^rfldes, <if which the largeft prominent 
Points fcem'd no bigger thro the Microfcopc than ;i large 
Grain ot Sand, .many- of 'em appeared tome to be^He^an* 
.gular, like the Klouniain Cryftal. 
' The faid behtlem'afi told me farther, that in Smtx>€rUnd 
tfiere were found fome of the higbefl: Mountains, vvhere 
the great and fmall Stones were almoft mix'd or united 
with the wild Cryftal, which Mountains are therefore 
caird by the. Inhabitants N^^e//^/^ which is a& much a5 
tp fay, the Nail fountains or Rocks, by reafon of the 
great number of ptofiiinent points in the fame. ' 
He very obligingly prefs'd me to take fome of thefe Stones, 
fo joyned as is above mentioned, in order to make my ob» 
fervations concerning em, which I did aqcordingly, and 
with a Key ftruck oS 4 or 5 fmall Flint 'Stones ff6m the 
great piece 5 in doing which, feveral 6f the fo nam'd 
wild Cryftal Particles came off together 
I 
