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