Keep in mind that every time you have collected all 10 minikits in one story level, you'll receive one bonus mithril brick as well. Below are the mithril bricks that you can find in Free Roam.
Hobbiton
Where: Western area of Bag End
Requires: Spade
Remarks: Above the hollow in front of Bag End. Dig up there.
Where: Further west of Bag End
Requires: Gimli
Remarks: Behind a breakable rock up on the western hills.
Where: Southwestern area of Bag End, gathering place
Requires: Tinderbox - At Night
Remarks: Night time, set off fireworks in the central area.
Where: West of Farmer Maggot's plants, south of a junction in the road
Requires: None
Remarks: ride the pig through the gates within the time requirement.
Where: Northeastern end of Hobbiton
Requires: The Black Rider story level finished
Remarks: Northeastern Shire, unreachable until you pass the river. Go to the marker and hit 10 moles within the time requirement.
Where: Southwestern area of the Map Stone
Requires: Bow
Remarks: Follow the marker, go southeast until you view some platforms. Climb up them and shoot arrows to make poles to get across.
Where: Southwestern Hobbiton, close to the crossings.
Requires: Tinderbox - At Night
Remarks: At night, make fire.
Where: Further west of Bag End, across the waters
Requires: Bow
Remarks: Stand atop the platform and hit 5 targets.
Where: Further southwest corner of Hobbiton
Requires: Morgul-breaking sword
Remarks: Hack up the box with the Morgul lock.
Bree
Where: Western Bree, near the pond.
Requires: Morgul-breaking sword
Remarks: northern part of the pond, fish up the key, jump across the planks, unlock the door, then smash the Morgul lock.
Where: Western Bree, past the pond
Requires: The Black Rider story level finished.
Remarks: Heading west from the pond, go south around the hills until you find
some stairs. Once on top, push the block, then jump up columns and smash the box.
Where: Bree, close to the eastern gate.
Requires: The Black Rider story level finished.
Remarks: enter the small hatch near the gate
Where: Bree, west from the Blacksmith
Requires: The Black Rider story level finished.
Remarks: Use the crank at the forging area.
Where: North of Bree, head east afterwards
Requires: Entered the Prancing Pony before
Remarks: In the cemetery, dig up 3 sets of bones and build them up.
Where: Northwestern Bree
Requires: Bow
Remarks: Shoot all 5 targets at the platform.
Where: Northwestern Bree
Requires: High Jump
Remarks: Jump up the western wall of the Prancing Pony, reach the roof, cross the ropes and planks.
Where: Close to the eastern gate of Bree
Requires: Bow
Remarks: Front of the Prancing Pony. Shoot all 3 holes, then flip it up.
Weathertop
Where: Northeastern Bree, Southwestern swamp
Requires: Entered the Prancing Pony before
Remarks: Climb up the vines.
Where: Northeastern swamp
Requires: Entered the Prancing Pony before
Remarks: Go west, dig up the key, unlock the locked box behind the rocks.
Where: Southeastern Weathertop, river area
Requires: Entered the Prancing Pony before
Remarks: Have Merry fish in the river to the north, fish out a crank, go to the marker and use it.
Where: Southeastern Weathertop.
Requires: An animal that you can ride.
Remarks: Ride through the gates and finish the race within the time.
Where: Southern Weathertop
Requires: Berserker character
Remarks: Head south from Weathertop until you reach a some mithril blocking the cave. Use the Berserker's bombs to open it. Use a rope on the hook, hit the target, jump to the central column. Smash it with Gimli, then head to the shore. Shoot at the holes, jump across to the rope, then press Circle to drop from the rope.
Where: Northeastern Trollshaws.
Requires: Weathertop story level finished
Remarks: Enter the cave, look out for the digspot at the end of the cave.
Where: Southern Trollshaws.
Requires: Mithril Bottomless Bucket
Remarks: Use the bucket to snuff out the flames in front of the brick, then use Frodo or Gandalf to enter the cave.
Where: North of the Northern Weathertop River
Requires: Bow, Gimli
Remarks: Head west to the edge of the river, hit the hole using an arrow, jump across, continue to the east and throw Gimli at the breakable rock high above, grow up the plant and jump on it.
Where: Northern Weathertop, The Barrow Downs
Requires: Strength
Remarks: In entrance to Barrow Downs, look for the rails, climb up the vines, swing across
Where: Northern Weathertop, The Barrow Downs
Requires: Strength
Remarks: Large room in Barrow Downs, grow a plant in the corners, jump up the vines, swing right, then jumo across
Where: Northern Weathertop, The Barrow Downs
Requires: Strength, At Night
Remarks: Main room of Barrow Downs, kill 10 scorpions.
Where: Northern Weathertop, The Barrow Downs
Requires: Strength, Explosives
Remarks: Bomb the mithril lock in the vault at the northern area.
Rivendell
Where: East of Bilbo's location, western Rivendell
Requires: Legolas or Lothlorien Elf, Gimli
Remarks: Stand atop the platform and throw Gimli at the far column, shoot the target, then bounce up.
Where: East of the Map Stone
Requires: Legolas or Lothlorien Elf and Gimli
Remarks: At Elrond's home in Northeastern Rivendell, head up the stairs, turn right, destroy the breakable rock, climb up the columns, hit the target, and head up.
Where: Southeast from Elrond's home
Requires: Strength
Remarks: Elrond's home. Go right, head down to the road, pull the orange handle, get some water on the left area, jump up to the fire on the left-hand and put out the flames. Get a crank, use it, enter the hatch, use a rope on the central head.
Where: Elrond's home
Requires: Legolas or Lothlorien Elf, Gimli
Remarks: Head down northwest around his home, shoot the holes, continue jumping up while shooting more holes. Reach the top, enter the house, destroy 6 statues within the time requirement. To go back, climb down using the rope.
Where: East of the Map Stone
Requires: Morgul-breaking sword
Remarks: Fellowship meeting room, smash the Morgul box located north.
Where: Atop the Fellowship meeting room.
Requires: Legolas or Lothlorien Elf/Rope
Remarks: Head east to the meeting room, climb up the tower using the hook. High jump to the roof, go around the tower.
Where: Northwest of Bonus Level
Requires: Finished Story Mode once
Remarks: Head to the Bonus Level area, go up on the left inclined area, climb up using Gollum, head outside. Grow a plant, jump up the head, smash the rock.
Where: Next to the Bonus Level.
Requires: Finished Story Mode once
Remarks: Head to the Bonus Level area, go up on the left inclined area, climb up using Gollum, then use Legolas to jump onto the rope, cross the poles.
The Pass of Caradhras
Where: Ruins located North of story level, pull the orange handle atop the ledge
Requires: Strength
Remarks: Climb up the rope on the railings above, crawl out to the left.
Where: Ruins located North of story level, pull the orange handle atop the ledge
Requires: Strength
Remarks: Shoot arrows into the holes, jump across
Where: west of Pass of Caradhras story level
Requires: Morgul-breaking sword
Remarks: Smash the Morgul lock on the campsite.
Where: small island west of Pass of Caradhras story level
Requires: Finished Story Mode once
Remarks: Pull up the lily using the rope, shoot arrows to pull another one, jump across, go to the right from the fork, use Gimli to smash the rock.
Where: large island west of Pass of Caradhras story level
Requires: Finished Story Mode once
Remarks: Pull up the lily using the rope, shoot arrows to pull another one, jump across, go to the left from the fork. Go southwest on the island, and force your way into the Uruk-Hai campsite at the back. Destroy the Morgul locks on the small cave and head inside using the phial.
Where: West of Map Stone
Requires: Explosives
Remarks: Bomb the mithirl gate on the road
Where: West from the gates of the mine
Requires: The Pass of Caradhras story level finished.
Remarks: Go down to the water, use the 2 steering wheels to take control of the miniature ships, shoot the enemy ships.
Lothlórien
Where: North from the forest, the clearings
Requires: The Mines of Moria story level finished
Remarks: Head to the south of the clearing, dig up a plant and jump up on the ropes and platforms.
Where: North from the forest, the clearings
Requires: Explosives
Remarks: Ruins north of the clearings. Bomb the mitril lock.
Where: Close to the exit of Moria
Requires: The Mines of Moria story level finished
Remarks: Use Legolas to go to the water and cross the platforms, shoot arrows, jump up the poles, cross to the ledge, open the box.
Where: Northeast from the exit of Moria
Requires: Finished Story Mode once
Remarks: Climb up the wall using Gollum, enter the hatchand smash the rock.
Where: North from the Map Stone
Requires: The Mines of Moria story level finished
Remarks: Smash 5 jumping plants within the time requirement.
Where: Southwest from the Map Stone
Requires: Finished Story Mode once
Remarks: Enter the dark cave located down the river.
Where: Right of the Map Stone
Requires: The Mines of Moria story level finished
Remarks: Start at Galadriel and Celeborn's chamber. Use legolas to jump across the window, cross the ropes, hit the targets and jump across.
Where: Central Lóthlorien, close to Galadriel and Celeborn's markers
Requires: The Mines of Moria story level finished
Remarks: Smash the rock behind the waterfall located in the center of the forest.
Amon Hen
Where: Center of the river
Requires: Amon Hen story level finished
Remarks: Shoot targets to create pads.
Where: Close to the mission banner.
Requires: Finished Story Mode once
Remarks: Amon Hen shores. Use Gollum to climb up the wall, enter the hatch, climb up further. Once atop, hit the cross bow, then cross the rope.
Where: Close to the river landing
Requires: Amon Hen story level finished
Remarks: Shoot the target at the gate near the wall of rocks close to the boats, open the box.
Where: Amon Hen.
Requires: Explosives
Remarks: Fish in the river to get a crank. Use it at the gate on the wall of rocks. Enter the gate, then use Gimli, Legolas, and explosives to clear the area.
Where: Northwestern Amon Hen
Requires: Finished Story Mode once
Remarks: Head to the upper area by using a rope or an elf. Smash 10 moles within the time requirement.
Where: Northwestern Amon Hen
Requires: Finished Story Mode once
Remarks: Head to the upper area by using a rope or an elf. Head to the rock structure and up the stairs, hit the 7 statues.
Where: Southwestern Amon Hen
Requires: Explosives
Remarks: Head to the upper area by using a rope or an elf. Bomb the mithril rocks, then smash the rock.
Where: Eastern riverbank.
Requires: Finished Story Mode once - At Night
Remarks: Head up the planks, find the small box in the campsite.
Emyn Muil
Where: Next to the Taming Gollum banner.
Requires: Taming Gollum story level finished.
Remarks: Enter the dark cave.
Where: Past the Taming Gollum Banner.
Requires: Taming Gollum story level finished.
Remarks: Use Sam to hook a rope to get it.
The Dead Marshes
Where: South from the Emyn Muil Map Stone
Requires: The Dead Marshes story level finished
Remarks: Head to the eastern island from the brick marker. Jump across the poles.
Where: Southern part of the swamp
Requires: The Dead Marshes story level finished
Remarks: Look for the small cave on the island indicated by the marker, enter it using the phial.
Where: Southern part of the swamp
Requires: The Dead Marshes story level finished
Remarks: On the same island above, shoot arrows to create lily pads to the eastern island, dig up in the eastern island.
Where: Southernmost island in the marshes
Requires: The Dead Marshes story level finished
Remarks: Head to the island north of it, jump across the platforms. Hit the 7 plants within the time requirement.
Where: Southwest from the Map Stone
Requires: Finished Story Mode once - At Night
Remarks: Jump to the island with the 3 dead soldiers and hit all of them.
Where: Far northeastern swamp.
Requires: The Dead Marshes story level finished
Remarks: Head to the northeastern islands and look for the rafting course. Jump over the rafts and platforms.
Where: Northwestern swamp, second island from the top
Requires: Morgul-breaking sword
Remarks: Smash the morgul lock here.
Where: Northwestern swamp, northmost island.
Requires: The Dead Marshes story level finished
Remarks: Use Sam to burn the stickpiles here.
Edoras
Where: Northern Edoras
Requires: Track Hobbits story level finished
Remarks: Smash the rock in the vault.
Where: Front of the Hall of the King
Requires: Track Hobbits story level finished
Remarks: Shoot arrows at the hole, jump across.
Where: Northern Edoras
Requires: Finished Story Mode once
Remarks: Go down the northern side close to the wall and make some fire at the cave.
Where: Past the southern Edoras wall.
Requires: Finished Story Mode once
Remarks: Enter the dark cave.
Where: Northeastern Edoras
Requires: Spade
Remarks: Go to the southeastern Edoras farm. Dig up a crank, take the crank to the structure east of the Edoras to get another key. Take this other key to the mound northeast of Edoras and open the box there.
Where: Northwestern Edoras
Requires: Track Hobbits story level finished
Remarks: Smash all 5 orc-head objects very quickly.
Where: Southeastern Edoras
Requires: Finished Story Mode once - At Night
Remarks: Smash all 15 dead soldiers that attack you within the time requirement
Where: Eastern Edoras across the river
Requires: Track Hobbits story level finished
Remarks: Hit 7 moles in the molehills within the time requirement.
Helm's Deep
Where: Right of the rocky path to Helm's Deep
Requires: Morgul-breaking sword
Remarks: Destroy the Morgul lock.
Where: Near Hornburg keep.
Requires: Helm's Deep story level finished
Remarks: Hit 7 statues in the walls of the keep. An elf is advisable to use for all the jumping.
Where: Hornburg keep
Requires: Strength
Remarks: Pull the orange handle door, push the block to the left, enter the hatch.
Where: Western end of Deeping Wall
Requires: Explosives
Remarks: Behind the mithril gate.
Where: Behind Deeping Wall
Requires: Helm's Deep story level finished
Remarks: Go behind the wall, climb up the platforms, shoot targets on the wall.
Where: Atop the keep's tower
Requires: Finished Story Mode once
Remarks: Head behind the Deeping Wall, climb up the stairs, use a rope to go up the ledge, use Gollum to climb up the wall, then use Legolas to create an arrow pole. Make some fire on the top.
Isengard
Where: Southern Isengard gate
Requires: Track Hobbits story level finished
Remarks: Ride the horse at the gate, all the way to the Isengard.
Where: Northeastern Isengard
Requires: Finished Story Mode once
Remarks: Enter the dark tomb using Frodo or Gandalf, smash the crypt.
Where: Southeastern Isengard
Requires: Track Hobbits story level finished
Remarks: Head west from Isengard to reach the western waterfall, fish out a crank, go back to the brick waypoint and use the crank.
Where: Isengard
Requires: Strength
Remarks: Midway to Orthanc. Keep switching between Gollum and an elf to climb up the tower. Climb all the way up until you can drop down to the item underneath.
Where: Isengard
Requires: Strength
Remarks: All the way up to Orthanc. Keep switching between Gollum and an elf to climb up the tower.
Where: Isengard
Requires: Strength, Mithril Bottomless Bucket
Remarks: North of Orthanc. Turn all 5 cranks.
# On the West side, use the rope to get here.
# Underneath the fire, use the bucket to snuff it out.
# Above the northern wall, use the railings to go up.
# Dig up the crank at the digsite on the west, then use it afterwards.
# Hit the Morgul block on the bottom wheel.
Where: Inside Isengard
Requires: Strength - At Night
Remarks: Beat 10 Uruk-Hai around the base within the time requirement.
Minas Tirith
Where: Dunharrow
Requires: Track Hobbits story level finished
Remarks: Use Legolas to reach the top of Dunharrow, climb up, shoot arrows to make poles, make your way across.
Where: Atop Minas Tirith
Requires: Track Hobbits story level finished
Remarks: Hit the White Tree of Gondor
Where: Atop Minas Tirith
Requires: Finished Story Mode once
Remarks: Grow a plant on the right side, jump up the railings to the top of the tower, light up the beacon.
Where: Northern city
Requires: Track Hobbits story level finished
Remarks: Finish the race in the southeast area.
Where: Northern city
Requires: Track Hobbits story level finished
Remarks: Stand on the platform using Legolas, shoot 7 targets.
Where: Southeastern city
Requires: Track Hobbits story level finished
Remarks: Hit 10 moles in the hills WIthin the time limit.
Where: Northeastern city
Requires: Track Hobbits story level finished - At Night
Remarks: Smash the orcs at the campsite.
Where: Far southeastern city
Requires: Finished Story Mode once
Remarks: Pull down the rope, pick up the crank, use it to open a door. Go inside the dark cave, then use the key at the end to reveal the target, shoot it and hit the box.
Minas Morgul
Where: Mountain path along Osgiliath and the Dead Marshes
Requires: The Dead Marshes story level finished
Remarks: Jump up the green plant, then hit the box.
Where: Eastern bank Osgiliath, southern area
Requires: Battle of Pelennor Fields story level finished
Remarks: Use a wizard to arrange the magic blocks, jump up to the top using an elf.
Where: Western bank Osgiliath, southern area
Requires: Finished Story Mode once
Remarks: Head to the northern area of the eastern bank, smash the rock with Gimli. Get some water and put out the fire, grow a plant, climb up and head south around the wall.
Where: Western bank Osgiliath, northern area
Requires: Finished Story Mode once
Remarks: Same area above until the rafters, use Legolas to make arrow poles, head north. Go back to the eastern bank and fish out a key from the jetty.
Where: Eastern bank Osgiliath, northern area
Requires: Battle of Pelennor Fields story level finished
Remarks: Smash 5 statues before time runs out, start with the higher ones first.
Where: Southern Minas Morgul
Requires: Battle of Pelennor Fields story level finished
Remarks: Go to the ledge on the western area and climb to the campsite. Smash the rock with Gimli.
Where: Southern Minas Morgul
Requires: Battle of Pelennor Fields story level finished - At Night
Remarks: Go south from the city to the campsite. Beat 10 orcs here.
Where: Northern Minas Morgul
Requires: Battle of Pelennor Fields story level finished
Remarks: AT the gate of Minas Morgul, jump to the left planks and around the hook. Use a rope to jump across and reach it.
Cirith Ungol
Where: West from the Map Stone
Requires: Finished Story Mode once
Remarks: Use GOllum to climb the wall underneath the bridge
Where: Southwestern Mount Doom
Requires: Explosives
Remarks: Head to the path passing Cirith Ungol going back to Shelob's Lair. Bomb the mithril rocks, dig up, take the key to the waypoint.
Where: Atop Mount Doom
Requires: Finished Story Mode once
Remarks: Head up the road to the mountain, instead of going inside, climb
up to the left, using the rope, Legolas, and Gollum to reach this area.
Where: Northern Mount Doom
Requires: The Black Gate story level finished.
Remarks: Ride the sheep and finish the race.
Where: Eastern Mount Doom
Requires: Finished Story Mode once
Remarks: At weirdly shaped jumping course with flames, reach the top of this course.
Where: Southeastern Mount Doom
Requires: Finished Story Mode once
Remarks: Smash the rock with Gimli, hit 6 moles within the time.
Where: Far eastern Mordor
Requires: Cirith Ungol story level finished.
Remarks: Beat 35 orcs within 60 seconds.
Where: Far eastern Mordor
Requires: Strength, Explosives
Remarks: Smash the Morgul blocks, bomb the mithril cover, pull the orange handle.
The Black Gate
Where: Western Black Gate
Requires: Finished Story Mode once
Remarks: Climb up the wall with Gollum, smash the rock with Gimli
Where: Eastern Black Gate
Requires: The Dead Marshes story level finished
Remarks: Climb up the gate towers using Sam's rope.
Where: Northern Black Gate
Requires: Explosives
Remarks: Bomb the mithril blocks, push the blocks, jump up the columns using Legolas and smash the Morgul block.
Where: Southern Black Gate, at fork path
Requires: Cirith Ungol story level finished
Remarks: Beat 20 orcs before time runs out.
Where: Southern Black Gate,
Requires: Explosives
Remarks: Bomb the mithril block
Where: Southeastern Black Gate
Requires: Cirith Ungol story level finished
Remarks: Pass the eastern gate and find the campsite, clear out the blocks and push the block to the hatch and enter the hatch.
Where: Southeastern Black Gate
Requires: Explosives
Remarks: Bomb the mithril gate, go inside and climb up with Gollum.
Where: Northeastern Barad-dúr
Requires: Explosives
Remarks: Bomb the mithril gate, use Pippin to put out the flames, then climb up.
Where: Northeastern Barad-dúr
Requires: Finished Story Mode once
Remarks: This is less troublesome with Legolas. Go to the northeast of the tower and jump properly atop the moving platforms
Where: Western Barad-dúr
Requires: Morgul-breaking sword
Remarks: Smash the Morgul block.
Where: Western Barad-dúr
Requires: Morgul-breaking sword
Remarks: Smash the Morgul lock, jump up and across the platforms.
Where: Southern Barad-dúr
Requires: Finished Story Mode once
Remarks: Use Legolas on the rope course at the southwest, get the crank, jump up and across the rope.
Where: Far west of Barad-dúr, in the mountains
Requires: Strength
Remarks: Pull the orange handle, then use a rope to pull out the item.
Where: Far west of Barad-dúr, in the mountains
Requires: Strength
Remarks: Same area above, head up the planks and rope up.
puh lease it is located on the map
There are only 235 mithril bricks, unless the bonus level hides 15 bricks. Also, i keep running into a glitch in the whack-a-mole at Amon Hen. I complete it then don't get credit for it. It's the only brick that i'm missing from world play.