A Test of Faith (Dinosaur Bones Collectible) is a Strangers side mission in Red Dead Redemption 2 given by Deborah MacGuiness .

The mission becomes available after completing Chapter 2 in the RDR2 Story Mode.

A Test of Faith (Dinosaur Bones Collectible) Mission Walkthrough

A Test of Faith - Part I

Deborah MacGuiness has requested your help in finding dinosaur bones. The location of each bone can be mailed back to Deborah from any Post Office.

The Stranger Mission "A Test of Faith" requires you to collect Dinosaur Bones that can be found across the map. This can be triggered from the beginning of Chapter 2 by speaking to a stranger excavating fossils just southeast of Horseshoe Overlook.

The paleontologist, Deborah MacGuiness, asks you to find 30 dinosaur bones throughout the country and to mail their coordinates to her from any post office.

Dinosaur Bones Locations

Dinosaur BonesLocations
1. Heartlands Oil Field Bone At the bottom of the well under the oil derrick.
2. Heartlands Dewberry Creek Bone West of Dewberry Creek, in the open.
3. Scarlett Meadows Dewberry Creek South of Dewberry Creek, in the open.
4. Heartlands Grassy Hill Bone On a grassy hill in the open.
5. Big Valley Rocky Slope Bone On a rocky hill in the open.
6. Grizzlies Rock Wall Bone At the base of the rock cliff.
7. Heartlands Cliff Face Bone At the base of the rock cliff.
8. Heartlands Abandoned Shack Bone On the ground, south of the cabin.
9. Cholla Springs High Desert Bone Inside a small rock wall at the base of the hill.
10. Cholla Springs Jorge’s Gap On a hill, southwest of Jorge’s Gap, in the bushes.
11. Hennigan’s Stead Pike’s Basin On a plateau at the west of the canyon.
12. Hennigan’s Stead San Luis River Above the river shore to the north of the small islet.
13. Cumberland Forest Six Point Overlook At the top of the cliff. Just at the edge.
14. Grizzlies Calumet Ravine In the red rocky outcrop, near the top of the hill.
15. Grizzlies Dakota River Ledge On a small ledge below the top of the cliff.
16. Grizzlies Northern Boundary On a grassy hill in the open.
17. Grizzlies OÇreagh’s Run Overlook On the ridgeline, west of OÇreagh’s Run.
18. Ridge Overlook On a rocky plateau south of the railway bridge.
19. Cumberland Forest Bacchus Next to a stone spike at the top of the rock cliff southwest of the Bacchus Station.
20. Roanoke Ridge Valley Overlook On the cliff that overlooks the path heading down toward the Brandywine Drop waterfall.
21. Roanoke Ridge Kamassa River On the intermediate level of the cliffs on the west side of Kamassa River.
22. Roanoke Ridge Van Horn A thick bone on the ground at the edge of the clearing.
23. Heartlands Northern Boundary At the top of the cliff close to the edge.
24. Big Valley Beryl’s Dream Overlook On rocky terrain, about halfway up Mount Shann, where the path winds in an approximate S shape.
25. Heartlands Southern Gorge Follow the bed of the dried-up river next to the oil derrick. The bone is near the top of the hill.
26. Big Valley Northern Cave Inside a cave at the bottom of Mount Hagen.
27. Rio Bravo Del Lobo Rock On the small slope near the eastern top of Rio Del Lobo Rock.
28. Rio Bravo San Luis River On the big rock plateau overlooking Fort Mercer.
29. Gaptooth Ridge North Tumbleweed At the top of the cliff overlooking the canyon, on the east side.
30. Gaptooth Ridge South Tumbleweed At the southeast edge of the plateau overlooking Tumbleweed.

A Test of Faith - Part II

Deborah MacGuiness unveils her creation and rewards you for all your efforts.

As you reach certain milestones in this activity, Deborah will provide Rewards: a Quartz Chunk for the first bone found, and a Skull Statue after 15.

When you complete the assignment and find all 30 Dinosaur Bones, Deborah will send you a letter. Collect it at a post office and read it to obtain an invitation to her ranch at Firwood Rise in Cumberland Forest. Travel there and enter the barn to meet her and receive your final reward: the Jawbone Knife.

A Test of Faith (Dinosaur Bones Collectible): Mission Info

  • Rewards Quartz Chunk; Skull Statue; Jawbone Knife
  • Unlocked Items Jawbone knifeJawbone Knife
  • Featuring Jawbone knifeJawbone Knife
  • Notes This Stranger quest begins the Dinosaur Bones Collectibles activity.

A Test of Faith (Dinosaur Bones Collectible) Video Walkthrough

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