He interested himself in the porcelain manufactory at Plymouth, where they used the white saponaceous clay found on his land in Cornwall.
2.
Soapstone or Steatite-This white saponaceous stone resembling pipe clay is obtained in as lenticular body and is associated with mineral pyrites, which adds a color to it, and in places with magnesite . it can be mined for use as filler in soap and in the cosmetic industries.
परिभाषा
resembling or having the qualities of soap; "a soapy consistency" पर्याय: soapy,
मोबाइल