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The chemistry, properties and tests of precious stones ⠃⠗⠋ braille edition

Grade 1 — uncontracted, letter-for-letter. Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 2 instead.

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175,117 braille cells · 183 embossed pages at 40×25 · 802 unrepresentable characters omitted

⠉⠓⠑⠍⠊⠉⠁⠇⠇⠽⠤⠉⠓⠁⠗⠛⠑⠙⠀⠺⠁⠞⠑⠗⠤⠤⠉⠕⠍⠃⠊⠝⠑⠙⠀⠺⠊⠞⠓⠀
⠁⠛⠑⠎⠀⠕⠋⠀⠞⠊⠍⠑⠀⠁⠝⠙⠀⠇⠕⠝⠛⠤⠉⠕⠝⠞⠊⠝⠥⠑⠙⠀
⠏⠗⠑⠎⠎⠥⠗⠑⠂⠀⠗⠕⠉⠅⠎⠀⠁⠝⠙⠀⠑⠁⠗⠞⠓⠀⠃⠑⠊⠝⠛⠀
⠞⠗⠁⠝⠎⠋⠕⠗⠍⠑⠙⠀⠊⠝⠞⠕⠀⠍⠑⠞⠁⠇⠇⠊⠋⠑⠗⠕⠥⠎⠀⠕⠗⠑⠎⠀⠃⠽⠀
⠞⠓⠑⠀⠎⠁⠍⠑⠀⠍⠑⠁⠝⠎⠤⠤⠏⠗⠑⠉⠊⠕⠥⠎⠀⠎⠞⠕⠝⠑⠎⠀⠶⠕⠗⠀⠞⠓⠁⠞
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⠥⠏⠏⠑⠗⠤⠑⠁⠗⠞⠓⠤⠉⠗⠥⠎⠞⠀⠍⠁⠞⠑⠗⠊⠁⠇⠎⠂⠀⠉⠁⠗⠗⠊⠑⠙⠀
⠙⠑⠑⠏⠀⠙⠕⠺⠝⠀⠃⠽⠀⠺⠁⠞⠑⠗⠂⠀⠁⠝⠙⠀⠎⠥⠃⠚⠑⠉⠞⠑⠙⠀⠞⠕⠀⠞⠓⠑
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⠞⠓⠑⠀⠎⠊⠍⠏⠇⠑⠗⠀⠞⠓⠑⠀⠉⠕⠍⠏⠕⠥⠝⠙⠂⠀⠞⠓⠑⠀⠍⠕⠗⠑⠀
⠏⠑⠗⠋⠑⠉⠞⠀⠁⠝⠙⠀⠊⠍⠏⠕⠗⠞⠁⠝⠞⠀⠞⠓⠑⠀⠗⠑⠎⠥⠇⠞⠂⠀⠁⠎⠀
⠎⠑⠑⠝⠀⠊⠝⠀⠞⠓⠑⠀⠙⠊⠁⠍⠕⠝⠙⠂⠀⠞⠓⠑⠀⠗⠥⠃⠽⠂⠀⠁⠝⠙⠀⠞⠓⠑⠀
⠇⠊⠅⠑⠲⠀⠀⠀⠀⠀⠠⠠⠉⠓⠁⠏⠞⠑⠗⠀⠠⠠⠊⠊⠊⠲⠀⠀⠠⠠⠏⠓⠽⠎⠊⠉⠁⠇⠀
⠠⠠⠏⠗⠕⠏⠑⠗⠞⠊⠑⠎⠲⠀⠀⠀⠠⠁⠤⠤⠠⠠⠉⠗⠽⠎⠞⠁⠇⠇⠊⠝⠑⠀
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⠎⠞⠥⠙⠽⠀⠕⠋⠀⠏⠗⠑⠉⠊⠕⠥⠎⠀⠎⠞⠕⠝⠑⠎⠀⠁⠎⠀⠊⠝⠙⠊⠧⠊⠙⠥⠁⠇⠀
⠛⠑⠍⠎⠂⠀⠉⠑⠗⠞⠁⠊⠝⠀⠏⠓⠽⠎⠊⠉⠁⠇⠀⠏⠗⠕⠏⠑⠗⠞⠊⠑⠎⠀⠉⠕⠍⠍⠕⠝
⠀⠞⠕⠀⠁⠇⠇⠀⠍⠥⠎⠞⠀⠃⠑⠀⠙⠊⠎⠉⠥⠎⠎⠑⠙⠂⠀⠊⠝⠀⠕⠗⠙⠑⠗⠀⠞⠕⠀
⠃⠗⠊⠝⠛⠀⠞⠓⠑⠀⠛⠑⠍⠎⠀⠊⠝⠞⠕⠀⠎⠑⠏⠁⠗⠁⠞⠑⠀⠉⠇⠁⠎⠎⠑⠎⠂⠀
⠝⠕⠞⠀⠕⠝⠇⠽⠀⠃⠑⠉⠁⠥⠎⠑⠀⠕⠋⠀⠎⠕⠍⠑⠀⠉⠓⠑⠍⠊⠉⠁⠇⠀
⠥⠝⠊⠋⠕⠗⠍⠊⠞⠽⠂⠀⠃⠥⠞⠀⠁⠇⠎⠕⠀⠃⠑⠉⠁⠥⠎⠑⠀⠕⠋⠀⠞⠓⠑⠀
⠥⠝⠊⠞⠽⠀⠺⠓⠊⠉⠓⠀⠑⠭⠊⠎⠞⠎⠀⠃⠑⠞⠺⠑⠑⠝⠀⠞⠓⠑⠊⠗⠀
⠏⠓⠽⠎⠊⠉⠁⠇⠀⠋⠕⠗⠍⠁⠞⠊⠕⠝⠀⠁⠝⠙⠀⠏⠗⠕⠏⠑⠗⠞⠊⠑⠎⠲⠀⠀⠠⠞⠓⠑

These are the same pages the .brf download embosses — form-feed breaks and all. BRF opens in braille software (Duxbury, BrailleBlaster), on embossers, and on refreshable displays.