[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D.](https://indike.org/pramana/ins.science.ray-1902) › v2.c33.8 # A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v2.c33.8 A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v2.c33.8 - **Language:** English ### [v2.c33.8](https://indike.org/pramana/ins.science.ray-1902.v2.c33.8) ∗ अन्धकार च दीप्यते (phosphoresces in the dark). † कलुषा मन्दद्युतयो लेखाकोर्णाः सधातवः खण्डाः । दुर्विद्धा न मनोज्ञाः मशर्कराश्चेति मणिदोषाः ॥ Baráha. Here सधातवः and मशर्कराः no doubt refer to the minute pebbles (gravels) enclosed in the body of the stones. ‡ यथा गुरुतरं वज्र तन्मूल्यं रत्तिवर्गतः i. e. if a diamond weighing 1 \*rati\* be worth x, one of the weight of 4 \*ratis\* will be worth 2 \*Xx\*. - [Previous: v2.c33.7](https://indike.org/pramana/ins.science.ray-1902.v2.c33.7) - [Next: v2.c33.9](https://indike.org/pramana/ins.science.ray-1902.v2.c33.9) - [Up: v2.c33](https://indike.org/pramana/ins.science.ray-1902.v2.c33) ## Linked texts (1) - [Bṛhatsaṃhitā](https://indike.org/pramana/in.astro.samhita.rsi.brhatsamhita) — Varāhamihira, Sanskrit --- Source: [https://indike.org/pramana/ins.science.ray-1902.v2.c33.8](https://indike.org/pramana/ins.science.ray-1902.v2.c33.8) · Pramāṇa