Mashi Kalpana : Concept [preparation] 

•Nirukti:

  1. Ayurvediya Shabdakosha: After heating the drug ---------converted into black colour

   दग्धत्वात कृष्णतां यातं द्रव्यं भस्म कज्जलं I

  2. Shusrut Samhita Uttar khanda 51/38

  After burning of drug : obtained black coloured –KAJJALA SAMAN medicine

   दग्ध्वा अवशिष्टम कज्जलं I

3. Sahrangdhar samhita Uttarkhanda

  chapter 11

Aushadhi drug when burnt and black colored drug is obtained -------Mashi Kalpa

  तान दग्ध्वा मशी कज्जलं कार्यं I

Method Of preparation: 

1.BHARJAN

  [ Bahirdhoom]

•Powdered drug

•In frying pan---Heat applied

•Krishnavarni  [black coloured] 

PUTAPAKA [Antardhoom]

•Laghu Puta application

•Sharav samput—powdered drug kept

•Incinerated in Laghu Puta [cow dungs]

•Quantity : Depends on softness and hardness of drug

•In some texts: Gajaputa

Obtained material : 

Triturated in mortar and pestle

Preserve in air tight container