The Positive Sciences of the Ancient Hindus c4.s2.13

c4.s2.13

Origin of precious stones.—Some hazarded the guess that the precious stones are rocks (or earths) metamorphosed by natural process in the course of ages (Varáhamihira—केचित् भुवः स्वभावात् वैचित्र्यं प्राडुरुपलानाम्। Utpala notes—रत्नद्रूपत्वं प्राप्ताः कालान्तरेण।).