EEGHUM LAPIDEUM. 
Q. rubrum Vfeudo Rubtnut 
Q. purpureum Pfeudo /tmethiflus 
Q. coeruleum Pfeudo Saphirus 
3 . SILEX confiat fragmentis hinc con- 
VtXts y inde concavis y fub- 
diapbants • 
Generis hujus diffe- Pyromachus 
rentias vel Cahedonius 
varietates falrenu jafpis 
reales s a colore li- Carneolus 
cet defumtas Malachites 
addat, qui po* Sardtus 
* Achates 
Ordo %. 
V ' * 
CALCARII, ufti & aqua fuflfb^atf 
in farinam reducuntur . 
4 * MARMOR, conflat fragmentis in • 
determinatis • 
M. rude * cinereum 
- ^ c * Lap . calcareus 
-M* rude, atrum. Lap Lydtus 
M. nitidum, aibum * Marmor albutn 
M. 
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