Feldspar w/ Mica & Tourmaline - Brazil 5.5" x 4" Malas Agate and onyx are both

Agate and onyx are both varieties of layered chalcedony that differ only in the form of the bands: agate has curved bands and onyx has parallel bands

Forms in enviroments where abundant nickel is avaliable with sulfur and has beened mined as a source of nickel where concentrated

as well as accessory mica crystals

Poland is known for having a rich history of zinc and lead mining

Feldspar w/ Mica & Tourmaline - Brazil 5.5" x 4" Malas Agate and onyx are bothFeldspar is one of the most abundant minerals but gem quality crystals are rare. Feldspar is said to help discover unique and thrilling ways to achieve goals by encouraging creative thinking. Metaphysically, Feldspar increases self love in all aspects. This specimen features two types of feldspar the whiter of which is albite feldspar. Mica is a mineral name given to a group of minerals that are physically and chemically similar and are rated on the