Quartz (var: Chalcedony) / (var:Agate) / ("Grape Chalcedony / Grape Agate") Marcasite and good pink Spinels are

and good pink Spinels are among the most coveted by collectors and dealers

but this piece is even more enticing as the some of the Quartz crystals have formed a "Faden" (German word for string) growth

A beautiful miniature sized display specimen of these desirable and superior quality Brookites

silvery-grey colored crystals of what I believe to be trigonal Hematite

The majority of the Wavellites from world localities feature either micro crystals

Quartz (var: Chalcedony) / (var:Agate) / ("Grape Chalcedony / Grape Agate") Marcasite and good pink Spinels areShimmering, rather vitreous luster combined with the beautiful violet colored spherical aggregates make this beautiful variety of Quartz from Indonesia a very pleasing overall specimen. This is why the material gets the nickname "Grape Chalcedony" or "Grape Agate". This piece really does resemble a bunch of grapes, as the isolation between each "ball" is noteworthy compared to others from the find. Its crystallized all the way around and is as close