Shard of Adonalsium, Brandon Sanderson Wiki

The Shards of Adonalsium, or Shards are pieces of the power of Creation itself. There are sixteen Shards in the cosmere. Three of the Shards are located in the Rosharan System: they are Odium (Rayse), Cultivation, and Honor (Almighty/Tanavast, deceased).  

Just for Fun: Shard Speculation & MtG's Color Pie - Cosmere Discussion - 17th Shard, the Official Brandon Sanderson Fansite

Cosmere, Stormlight Archive Wiki

General Reddit 2019 - Arcanum

Do we know the insignificance of this : r/Cosmere

Cosmere, Brandon Sanderson Wiki

Adonalsium and the 16 Shards: Letters From the Cosmere Part 2 - General Brandon Discussion - 17th Shard, the Official Brandon Sanderson Fansite

Understanding Brandon Sanderson's Cosmere

Brandon Sanderson's Cosmere] Allomantic metals all correspond to a Shard of Adonalsium : r/FanTheories

The Way of Kings (The Stormlight Archive, #1) by Brandon Sanderson