Legion Curator

There's a rotation of two weeks for specific archaeology digsites in specific zones. For example, if you're missing demonic pristines, you'll have to wait until demonic digsites are up in either Azsuna, Stormheim, Suramar or Val'sharah.

Demonic Archaeology - Azsuna, Stormheim, Suramar or Val'sharah:

• 
  
• Pristine Flayed-Skin Chronicle
• 
  
• Pristine Houndstooth Hauberk
• 
  
• Pristine Imp's Cup
• 
  
• Pristine Malformed Abyssal
• 
  
• Pristine Orb of Inner Chaos
• 
  

Highborne Archaeology - Azsuna, Suramar or Val'sharah:

• 
  
• Pristine Inert Leystone Charm
• 
  
• Pristine Nobleman's Letter Opener
• 
  
• Pristine Pre-War Highborne Tapestry
• 
  
• Pristine Quietvine Vial
• 
  
• Pristine Violetglass Vessel
• 
  

Highmountain Tauren Archaeology - Highmountain:

• 
  
• Pristine Trailhead Drum
• 
  
• Pristine Hand-Smoothed Pyrestone
• 
  
• Pristine Stonewood Bow
• 
  
• Pristine Moosebone Fish-Hook
• 
  
• Pristine Drogbar Gem-Roller
• 
  

No, not again. Please.

I had a hard time looking up when I could farm pristine for a particular race. I guess you can mostly tell by quest/reward description. Here's a table anyway.

Week

Starting Quest

Reward

Race

Week 0 (Brann)

Bits and Pieces

[item=131724]

Demonic

Week 2

The Reliquary Calls

[item=131717]

Highborne

Week 4

History of Highmountain

[item=131733]

Highmountain Tauren

Week 6

Worth Its Weight

[item=131740]

Highborne

Week 8 (Brann)

Fragments of the Fjords

[item=131735]

Demonic

Week 10

Goblin Archaeology

[item=131745]

Highborne

Week 12 (Brann)

Out of the Frying Pan

[item=136922]

Demonic

Week 14

Unspeakable Power

[item=134078] (e.g.)

Highborne

Week 16

A New Lead

[item=131736]

Highmountain Tauren

Week 18 (Brann)

One Step Closer

[item=131743]

Demonic

Week 20

Academic Exploration

[item=131744]

Highborne

Week 22 (Brann)

Fel Fragments

[item=131732]

Demonic

Week 24

The Right Path

[item=131734]

Highmountain Tauren