बृहत्संहिता (आचार्य वराहमिहिर - स्थापत्य, खगोल, मौसम व जल विज्ञान)

Adh. LXXXII. Sl. 1-4.] द्व्यशीतितमोऽध्यायः 639 with a gem in the middle, it is designated as a "Yashti' (stick) by the examiners of ornaments. Thus ends the 81st Adhyaya on "Signs of Pearls". पद्मरागलक्षणम् ॥८२॥ Signs of Rubies. सौगन्धिककुरुविन्दस्फटिकेभ्यः पद्मरागसम्भूतिः । सौगन्धिकजा भ्रमराञ्जनाब्जजम्बूरसद्युतयः ॥१॥ कुरुविन्दभवाः शबला मन्दद्युतयश्च धातुभिर्विद्धाः । स्फटिकभवा द्युतिमन्तो नानावर्णा विशुद्धाश्च ॥२॥ Slokas 1-2.—Rubies are born of sulphur, Kuruvinda and crystal. Those produced from sulphur show the lustre of bees, antimony, lily, rose-apple or Rasa (myrrh). Those that arise from Kuruvinda are grey, of pale lustre and mixed with mineral substances; those coming from crystal are lustrous, multi-coloured and pure. स्निग्धः प्रभानुलेपी स्वच्छोऽर्चिष्मान् गुरुः सुसंस्थानः । अन्तःप्रभोऽतिरागो मणिरत्नगुणाः समस्तानाम् ॥३॥ Sloka 3.—Smooth, illuminating with rays, very pure, sparkling, heavy, of good shape, brilliant within and bright-red—such are the good qualities of these precious stones in general. कलुषा मन्दद्युतयो लेखाकीर्णाः सधातवः खण्डाः । दुर्विद्धा न मनोज्ञाः सशर्कराश्चेति मणिदोषाः ॥४॥ Sloka 4.—Stones are defective, if they are impure, of dull lustre, full of scratches, mixed with mineral sub- stances, broken, ill-perforated, not attractive and mixed with gravel.