From server.cfg
```
MINING_BONUS = 3 //general multiplier on all mining
```
From customFactionConfig/FactionConfig.xml
```
<FactionSystemOwnerBonus>
<BasicValues>
<MiningBonusOwner>32</MiningBonusOwner>
<MiningBonusOthers>6</MiningBonusOthers>
<MiningBonusUnowned>3</MiningBonusUnowned>
</BasicValues>
</FactionSystemOwnerBonus>
```
{F8846}
When mining, multiple in-game players will retrieve 96x materials (as expected).
(thanks to @Brookeens for the poke which led to this discovery)