On the Affections of Light Transmitted through Crystallized Bodies . er of crystallized bodies. I have soughtfor them in vain in the diamond, native orpiment, Iceland spar,fluor spar, muriate of soda, carbonate of lead, carbonate ofbarytes, the sclerotic coat of the eye, the crystalline lens, anda great variety of other bodies, and in some of these withso much care, that they could scarcely have escaped mynotice, if they did exist. It therefore still remains to be de-termined, what kind of crystallization is necessary to theirproduction, and what relation exists between the magnitudeof the rin


On the Affections of Light Transmitted through Crystallized Bodies . er of crystallized bodies. I have soughtfor them in vain in the diamond, native orpiment, Iceland spar,fluor spar, muriate of soda, carbonate of lead, carbonate ofbarytes, the sclerotic coat of the eye, the crystalline lens, anda great variety of other bodies, and in some of these withso much care, that they could scarcely have escaped mynotice, if they did exist. It therefore still remains to be de-termined, what kind of crystallization is necessary to theirproduction, and what relation exists between the magnitudeof the rings and the refractive power of the body which pro-duces them. In some of the experiments already described,the diameters of the rings seem to vary as (m — 1 )3, but theanomalies exhibited by amber and nitrate of potash completelyprove that this is not the law by which their magnitude isregulated. I have the honour to be, jL/ear oir,your most obedient humble servant, DAVID BREWSTER. To Sir Humphry Davy, , &c. &c. O&aJt/i^y/JKy. Tkilej. Tmns. MDCCCXCV. 2/$,philtrans02437119


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Keywords: ., bookcentury1800, bookdecade1810, booksubjectproceed, bookyear1814