292 
Part III. 
Of Gems. 
The JASPACHATES. Tis polifh’d, and fo figur’d, as 
to look like one half of a Pear, with the Stalk, Coar, and 
dead Flower cut out. Curioufly beautify’d with Yellow, 
Purple, and Blood-red Spots, immerfed in the Horny and 
Sennperfpicuous colour of the Agate 5 with which alfo ’tis 
equally hard. This alfo is a kind of BLOOD-STONE: as 
all other Jafpers with red Spots. 
The JASPONYX. ’Tis polifh’d with an Oval Figure. 
Compofed of white Zones, bcfprinklecl with White,Brown, 
and Red Spots. 
Another of a courfer kind, compos’d of Green and A(F- 
colour’d Plates. Like that Marble defcribed by Imperatus 
with parallel black Lines. 
The JASPAMMITES. So I call it 5 Having the Figure 
of the Ammites, with the Colour and Hardnefs of the 
Jafp'vs. For ’tis compofed of little orbicular Stones, fome- 
what bigger than a Pepper-Corn 5 all green without, and 
of a dark Purple in the centre. So as they feemalfo to 
have been once little crufted or Ihell’d Balls, as thofe of the 
Ammites , hereafter defcrib’d. 
The Jafph grows in India, PhrygiafThracia, and Bohemia. 
Next in hardnefs to the Agate. Sometimes fo big, as to 
be ufed for Statues. Of great efteern, as an Amulet , for 
the ftainching of all Haemorrhages. Of its Effect herein, 
fee fome Cafes in Boetius-, one of them a mod remarqua- 
(a) DeGera, ble one. (a) See alfo two others, in Mr. Boyle, Of Gems. 
lib. 2.C.102. The fpecifick Virtues afcnbed to This and divers other 
Stones, feeming almod incredible unto fome : Mr. Boyle, 
^ to render an intelligible Account of the fame 5 doth rea- 
^ ag.177, p ona yy f U pp 0 f Ci xhat all opacous Medical Stones have 
been, fome Bolus’ s, fome Ores of Metals, or Minerals of 
kin to Metals, fo advantagioufly alter’d, as by application 
(c) of the- only to become Sanative, (c) The Green-Jajper is by fome 
Gmj,p. 1 t^i prefer d: but that which Boetius us’d in the Cafes above- 
172- ’ mention’d, was wholly Red, 
^ The NEPHRITICK-STONE. Of affinity with the 
Jafpis, and rather harder. Of feveral colours; but no 
one of two, nor any Red: for the mod part of a pale 
Green. It hath fome fofter parts intermixed, which make 
it look fometimes as if it were a little oily ; and for which 
caufe it admits not of a perfect poliih. Of thefe here are 
two Species $ firft. The 
