If the texture has no color, it means that the color is read from Particle/ParticleInstance!
<Instances>
<Item href="#n:inline(ParticleInstance)" id="item_ab18e3f2-63ad-4f54-b208-f970f4550df9">
<ParticleInstance ObjectRecordID="882">
<SrcName/>
<Light>L_NORMAL</Light>
<Particle href="#n:inline(Particle)" id="item_01f3a515-a4cc-4c4d-a892-7869add60dca">
<Particle ObjectRecordID="466">
<SrcName href="/Effects/Characters/Necromanser/idle00.mb"/>
<ExportPrefix>Cast</ExportPrefix>
<WrapSize>
<x>0</x>
<y>0</y>
</WrapSize>
<Bound>38c031befc09cebf9b99ff3f00d6213fc87ed33eea9 7ae3efce6ab3e</Bound>
<PerParticleFog>false</PerParticleFog>
<uid>E12D5365-39C0-49B1-ABBD-D720809AFF2C</uid>
</Particle>
-- So this is it, if I understand correctly? Where do I go from here? I tried searching by ID in the archive, nothing.