The American journal of the medical sciences (1827)
[Thorofare, N.J., etc.] Charles B. Slack [etc.] · leaf 73
racters. — When pure, it forms white or platinum- like lamellae or flakes, glistening not unlike mother-of-pearl, smooth and unctuous to the touch. These, by a hand magnifier, or even to careful scrutiny by the naked eye, exhibit a striated structure; and by a higher magnifying power (X 200 or even… … resembling those of oil, from which, how- ever, they may be distinguished in careful study by the fact that they are less refracting, exhibiting a narrower peri- pheral outline than oil-globules, and also by their peculiar grouping, which is difficult to describe, but which is quite characteristic.…
Medicine
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