Trolleite 8mm Round - 15-16 Inch Pebble Indigo gabbro is a color

Indigo gabbro is a color variant of the igneous mineral

have been used for yellowish gemstones for at least two thousand years

2 & 3 mm) and ensure a secure and attractive result

Historically

Whether you are a collector of cool rocks or are in awe of its beauty

Trolleite 8mm Round - 15-16 Inch Pebble Indigo gabbro is a colorTrolleite is an extremely rare aluminum phosphate mineral that crystallizes in the form of masses and small prismatic crystals. It is made up of quartz, lazulite, scorzalite, and sometimes lepidolite. It's often found in large masses and can be colorless, light to pale green, bluish green, or bright blue. Trolleite is known for its greasy appearance and subdued shine, even when polished.