Part III. 
Of Gems. 
A Piece of Fungites with GREAT STAR-WORK : 
every Star, with the Rays, being near \ an inch over 5 and 
the Rays alfo plated. 
The COOMED Fungites. The top hereof is circular j 
all over carved into radiated Tubes, the Rays (landing high 
without, and deep within. Compofed together fo, as 
fomewhat to refemble an Honey C oome , from whence I 
name. it. 
ANOTHER of the fame fort, of an Oval Figure. Given 
by Sir R. Moray. 
A Fragment of a great One of the fame fort. In which 
the Texture is fairly obfervable. For the aforefaid Rays.arc 
indeed the extremities of fo many Plates which run through 
the length of every Tube 5 and which are likeways all the 
way conjoyned with an infinite number of other extream 
fmall thin tranfvcrfe Plates : dividing the whole Tube into 
little fquares, after the like manner, as in the Pith of a Bull- 
rufh. 
The Fungites is found in the Indian-Sea, and the River 
Nilut. (a) 
CHAP. IV. 
Of (jEMSi 
A ROCK of DIAMONDS. Given by Sir R. Moray, 
They grow upon their Bed ( which is about three 
inches broad, and four in length ) in Cryjlals Sexangularly 
pointed. Of feveral fizes from the thicknefs of a midling 
Pin, to a 5 of an inch Diametre, but all of them ftiort. 
Not very perfpicuous, but a little greyilh, like the Calcedony. 
Saving one fmall clufter of them, tindtur d yellowifh. They 
cutGlafs very deep and eafily. 
The principal Diamond Mines now known, are four, 
That of Raolconda, in the Kingdom of Vigour $ difcover d 
200 years fince. In this Mine, the Diamonds lie in fandy 
Veins in the Rocks. Of all, the cleareft, and of the whiter! 
Water. They pound and wafti the Vein for the Diamonds, 
juft as we do fome of our Ores for the Metal. A fecond 
O o called 
