Microcrapnih, 
eye, feem dpacous through them,whichif we widen the Apertiten litele, 
and caftsmiore light‘on the objetts, and not charge the Glafies fo deep, 
will again difclofé their tranfparency.. 9 oe Sid] 
73 
Now, as for all kinds of colours that are diffolvable in Waterorother ie 
liquors, there is nothing fo manifeft, as that all thof ting’d liquotsare 
tranfparent 3!and many of them are capableef being diluted and com 
ded ‘or mixt with other colours, and divers of them are capable of 
ing very much chang’d and heightned, and fixt. with féveral kinds of 
Saline menfirnums. Others of them upon compounding, deftroy or vie 
tate each others colours, and precipitate,'or otherwife very much alter 
each others tincture. Inthe trie ordering and dilating, and deepning| 
and mixing, and fixing of cach of which, contifts one of the greateft rays 
fteries of the Dyers; of which particulars,becaufe out Anicro/ope affords 
us very little information,! fhalladd nothing more at prefent ; but onely 
that with avery few tinctures order’d and mixt after certain ways, too 
long to be here fet down, I have beet able to make aty appearance of all 
the various colours imaginable, without at all ufing the help of Salts) ot 
Saline menfiruums vo vary thet. 2 0 Sv) bavort 
~ As for the mutation of Colours by saline meaftrnims, they have als 
ready been 46 fully and excellently handled by the lately mention’d Ins 
Fen sue Aathonr that l can add’noching but that of a multitude of tris 
als that Imade, [have found thei exadtly toagree with his Rules and 
Theories; and though there may be infinite inftances, yet may they bé 
reduc'd under a few Headscahd compris‘d withinva very few Rules; And 
generally bfind; that saline menfirvwms ave moft operative upon thofé 
colours that are Purple, or have othe degree of Hs ar thein; and tip: 
on the other colours much JeG. The farions pulles that compofe which, 
being (asl formerly noted) fo very neer the middle between the true 
es, that’a finall variation throws them both té one fide; orboth to thé 
other,-and fo confequently muft make a vaft mutation inthe foimerly ap- - 
s Ls 
~~ « 
< i i}, 14 rGe°" . 
4 - FERS z ee" 4 
<a es ees Se ee 
sd ~ ry 
= 2m, : $ 3 ; 7 ie F +? 
ae a eae ee ee oe et oe 22 bi ZS rotate et Pav wad 2b rait, | 
* 
oo: Obferv.: XI. Of Figures obfere'd in finall Sand. 
CA enerllySetni tobe nothing ee but exceeding (alt Pebble 
J) or at teaft {ome very final parcels of a bigget Tene ; the whiter 
through the a4¢ro/@ope to confift of fall tranfparent pi . 
peLucid body, each of them looking much like a iece Of Alem, ot Salt 
Gimsandtis kind Of Sad isa [forthe moft pait itregalanly, without 
Frit rae € granules of it are for the moft part flaw’d,thotgt 
ight tiany of : 
