Page:A treatise on diamonds and precious stones including their history Natural and commercial.djvu/37

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TREATISE ON DIAMONDS, &c. &c.

CHAPTER I.

—Preliminary Observations. BEFORE I begin to treat on the peculiar characters of Diamonds, it may be proper to enumerate the different shapes and forms in which they appear when polished. The first of these is termed the Brilliant, the next the Rose, the third the Table, to which may be added the Lasques. All these distinctions will be found fully explained in the section on cutting and polishing.