Measure of Weight Gunja or Ratti or Gundumani= 117 mg ?

Jaya Jagannatha,

Gunja or Ratti Seeds as basic measure of weight latin name being Abrus precatorius L. (Fabaceae).

This weight standard can be taken as 117 mg or 0.117 grams for any conversion into modern terms.

The paper "Physical seed dormancy in Abrus precatorious (Ratti): a scientific validation of indigenous technique" by Rajender Kumar Sharma can be referred for this assumption.

amount			Unit		Ratti	in mg
1	Guñjā (Raktikā)=	1	seed of Guñjā		1	117.00
8	Raktikā=	1	Māṣa		8	936.00
10	Māṣa=	1	Karṣa		80	9,360.00
2	Karṣa=	1	Śukti		160	18,720.00
2	Śukti=	1	Pala		320	37,440.00
2	Pala=	1	Prasṛta (		640	74,880.00
2	Prasṛta=	1	Kuḍava (Añjali) (		1280	149,760.00
2	Kuḍava=	1	Śarāva (		2560	299,520.00	0.1171875
2	Śarāva=	1	Prastha (		5120	599,040.00	0.117188
4	Prastha=	1	Āḍhaka (Pātra)		20480	2,396,160.00
4	Āḍhaka=	1	Droṇa		81920	9,584,640.00
4	Droṇa=	1	Droṇī		327680	38,338,560.00
100	Pala=	1	Tulā		32768000	3,833,856,000.00

 

In round numbe terms 600 gm can be take as 1 prastha giving (117.188 mg ratti)

or 300 gm as 1 sharava.