**The** **Persian** **silver** **coinage** **shows** **about** 86.0; **the** **danak** **was** 1/3 **of** **this** **or** 28.7, **Xenophon** **and** **others** **state** **it** **at** **about** 84.

**The** **relation** **is** 258: 229 :: 9:8; **but** **the** **exact** **form** **in** **which** **the** **descent** **took** **place** **is** **not** **settled**: 1/60 **or** 129 **of** **gold** **is** **worth** 57 **of** **silver** **or** **a** **drachm**, 1/4 **of** 230 (**or** **by** **trade** **weights** 127 **and** 226); **otherwise**, **deriving** **it** **from** **the** **silver** **weight** **of** 86 **already** **formed**, **the** **drachm** **is** 1/3 **of** **the** **stater**, 172, **or** **double** **of** **the** **Persian** **danak** **of** 28.7, **and** **the** **sacred** **unit** **of** **Didyma** **in** **Ionia** **was** **this** **half-drachm**, 27; **or** **thirdly**, **what** **is** **indicated** **by** **the** **Lydian** **coinage** (17), 86 **of** **gold** **was** **equal** **to** 1150 **of** **silver**, 5 **shekels** **or** 1/10th **mina**.