Lazulite

"Lazulite ((Mg,Fe2+)Al2(PO4)2(OH)2) is a blue, phosphate mineral containing magnesium, iron, and aluminium phosphate. It forms by high grade metamorphism of high silica quartz rich rocks and in pegmatites. It occurs in association with quartz [...] and berlinite in metamorphic terrains."

Excerpt from the Galactic Encyclopedia.

Description
Lazulite is a blue crystalline mineral, made primarily of magnesium and aluminum phosphate, making it a superb source of Magnesium Powder and Phosphorus. It has medium hardness, making it somewhat tough to mine with basic tools. Medium-tier mining equipment or better is recommended for large-scale lazulite mining operations.

Where to Find It
Lazulite is a very common ore that can be found underground on practicaly any underground biome, especially on mineral-rich worlds.

Used In / Unlocks

 * Magnesium Powder (furnace)
 * Phosphorus (extraction lab)