. Urinary deposits : their diagnosis, pathology, and therapeutical indications. Fig. 17. Fig. 18. appearance is only visible in the non-striated body ofthe crystal, and is most clearly seen after they havebeen dried and preserved in Canada balsam. MICROSCOPIC CHARACTERS. 129 The cause of this very remarkable appearance is notvery obvious. I am, however, convinced that thesecrystals are compound. Dr. Burton, of Walsall, whohas worked at this subject with great zeal, informs methat he regards them as being made up of two rhom-bodial crystals, with their apices approximated, andthen become covere


. Urinary deposits : their diagnosis, pathology, and therapeutical indications. Fig. 17. Fig. 18. appearance is only visible in the non-striated body ofthe crystal, and is most clearly seen after they havebeen dried and preserved in Canada balsam. MICROSCOPIC CHARACTERS. 129 The cause of this very remarkable appearance is notvery obvious. I am, however, convinced that thesecrystals are compound. Dr. Burton, of Walsall, whohas worked at this subject with great zeal, informs methat he regards them as being made up of two rhom-bodial crystals, with their apices approximated, andthen become covered up with an aggregation ofacicular crystals as shown in a, b, c, (Fig. 18), wherethese several stages of formation are represented. Ihave fancied that by breaking these crystals bypressure, there was evidence of their really beingformed by a couple of acute rhombs, superposed late-rally, as shown in section d, e. When such crystalsare immersed in a fluid as water, or Canada balsam, itwill enter between the crystals by capillary attraction,and exhibit two curved outlines whe


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Keywords: ., bookcentury1800, bookdecade1850, booksubjecturinary, bookyear1853