Working with ADAM is quite the same as working with AD.
You can export your schema using :
ldifde -f schema.ldf -d "CN=Schema,CN=Configuration,DC=SILOGIX-ESS01,DC=local"
Where "CN=Schema,CN=Configuration,DC=SILOGIX-ESS01,DC=local"
comes from the RooTDSE entry schemaNamingContext
.
You should use Apache Directory Studio, this tool allow you to graphicaly analyse your schema.