Building blocks
Army Green Bulk Goods Tile
A sandstone block with 200 hit points.
Harvest drops
Clay Soil× 30-40
Taken apart with a harvesting tool (axe, pickaxe, shovel), before perks and tool bonuses.
When it collapses
Falling, it leaves 
Destroyed Stone (50% of the time) where it lands.
Where to find (3 POIs)
Green Hill (tier 4), HSP Logistics (tier 4), Fine Swines (tier 1).
Points of interest built with this block (any of its variants), the highest tiers first, from the game's prefab files.