Significance of Seventh process
The seventh process in Rasashastra encompasses various purification techniques for different substances. It includes the use of purified Vakadala-haritala with kanya juice, repeated meltings and liquid immersion for lead, and roasting Dhanya-abhra to enhance its medicinal properties. Additionally, it involves heating powdered sulphur with mercury and gold, powdering haritala with goat milk, and subjecting diamonds to repeated heating in unique environments. Finally, purified iron is treated with cow's urine and undergoes multiple bhavanas and putas to achieve its desired state.
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Hindu concept of 'Seventh process'
The Seventh process in Hinduism involves treating purified powdered iron with cow's urine, applying multiple bhavanas and putas to enhance its properties, reflecting a meticulous approach to purification and medicinal enhancement.
From: Rasa Jala Nidhi, vol 3: Metals, Gems and other substances
(1) The final method of purifying gold that requires melting it in fire and immersing it in the juice of kanchanara.[1] (2) A method where powdered sulphur is applied alongside purified mercury and gold leaves, confined and heated for multiple rounds.[2] (3) Purified powdered iron treated with cow's urine and subjected to multiple bhavanas and putas.[3] (4) Diamonds are subjected to repeated heating with various juices while enclosed in oyster shells and surrounded by crab flesh.[4] (5) The final purification method for lead, requiring multiple meltings in an iron pot and immersion in various liquids.[5]
From: Rasa Jala Nidhi, vol 2: Minerals (uparasa)
(1) Involves roasting Dhanya-abhra with ghee and decoctions and conducting multiple heating phases to enhance its medicinal use.[6] (2) The seventh process uses purified Vakadala-haritala rubbed with the juice of kanya and requires specific heating.[7] (3) Powdering haritala and conducting bhavana with goat milk, then heating to release its essence.[8]