Hematoid Quartz is a quartz crystal that contains Hematite inclusions.
Its inclusions exhibit small black or red brown ‘stars or clouds’ within the Quartz point’s termination ends.
It’s also sometimes called Specularite Quartz, Fire Quartz, and Ferruginous Quartz.
This stone is used for grounding and balance when feeling scattered. 
It’s said to amplify energy. aid concentration and memory.