Need help with identification of this piece from Mt. Malosa, Malawi.

[danasaur]

This piece has hardness of 3.0 and does not respond to acid. I have researched this piece in the literature and no answer. It is a beautiful piece. Any suggestions would be appreciated.

 

[unclemac]

i can't really tell anything from the photo

 

[MrLee]

Nice Quartz.