How to name natural black marble?

Natural black marble can be named according to its color, texture, characteristics, etc. The details are as follows:

1. According to the color: such as "MidnightBlack" (Midnight Black), "ObsidianBlack" (Obsidian Black), "JetBlack" (Jet Black), etc.

2. According to texture: such as "SlateGray" (slate gray), "AshenGranite" (gray granite), "CharcoalMarble" (carbon black marble), etc.

3. Based on characteristics: such as "Midnight Sparkle", "Galaxy Night", "Mystery Shadow", etc.