4 
MifceUaneous Obfervations on Salts, See. 22$; 
are frequently incrufled with the flony Mat¬ 
ter that gives the Sub (lance to Coral ; and 
I make no Doubt that Millions of minute? 
Animals find or build them Habitations both 
on the Corals and the Sea-Plants. 
But to leave a Digreffion, which is not 
perhaps quite foreign to my Subjedl, and 
wherein I -would not. be thought to affirm, 
any Thing, but only to point out how the 
Jiony Corals, which are certain ly formed by an 
Appojition of Particles fomehow or other 
brought together, (having no Fibres or Veffiels 
to convey juices for Nutrition or Increafe, 
and therefore being no Vegetables) may pof- 
fibly be produced with all their beautiful 
Regularity and Variety, even though on a 
finder Enquiry they ffiould not appear to 
be made by Infedts *1 
The Salts of Minerals and Vegetables 
floating in the Air produce a thoufand pretty 
Appearances, when brought together and 
concreted by Froft. I have feen, in Winter 
* The Reader is intreated not to hurry over this Subject 
too haftily, but to examine with due Attention the feveral 
Sorts of Cryjials , Spars, See. and he will find among ft them 
many vvhofe Shootings are as regular and uniform as thofe of 
Coral , and their Variety perhaps as great; yet ail thefe are 
allowed by Naturalijls to derive their Subftance and Form 
from cryji aline Matter, -combined with different Sorts or Pro¬ 
portions of metallic, Jiony , earthy , or other Subftances. Let 
him particularly examine and confider the Liudus Hslmontii, 
the jlarry waxen Vein, the Eriae-formis or Heath-like Spar, 
the vegetative Silver, Copper, and Iron-ores , and all the regu- 
larlyjtgured Cryjials , Spars, Marcafites, and metallic Bodies. 
I ime, 
