alyshadragonfriend's list "Rock Gemstone And Mineral Names" of 20 great name ideas: Llanite - Shale!

Rock Gemstone And Mineral Names

The names of rocks, gemstones, and minerals that could be used for the names of people.

Llanite

Marble is an unusual male given name derived from the English word for the smooth, hard metamorphic rock used in sculpture and architecture. As a name, it falls into the category of object or substance names that occasionally appear as given names. Marble has never been common as a first name, with virtually no presence in naming statistics or historical records for widespread use. It may be chosen for its associations with durability, smoothness, beauty, and value. The name also evokes classical art and architecture, perhaps suggesting refinement and timelessness. As with many uncommon object names, Marble might be seen as a distinctive, modern choice that stands out from traditional naming conventions, though its rarity means it lacks established naming traditions or cultural significance.

Marble

Mangerite

Marl

Monzonite

Mylonite

Napoleonite

Norite

Oolite

So named because it emits sparks when struck with a stone.

Pyrite

Peridot

Phyllite

Pietersite

Pyrolite

Pyroxenite

This may be a bit quirky to make it as a name, especially in first place.  If you love it, you might try it in the middle.