Aegirine on Microcline Crystal | 328 grams | Large Specimen | Dehnel's pit, Stettin pluton | Wausau Intrusive Complex | Marathon Co., Wisconsin, USA Feldspar Its dimensions are 18x15x10 mm

Its dimensions are 18x15x10 mm

Dimensions: 36x34x34 mm / 1

Origin: Mined in Merelani Hills

Aventurine

Number of Gems: 0 Piece(s)

Aegirine on Microcline Crystal | 328 grams | Large Specimen | Dehnel's pit, Stettin pluton | Wausau Intrusive Complex | Marathon Co., Wisconsin, USA Feldspar Its dimensions are 18x15x10 mmThis aegirine, also known as acmite, is a rare and stunning dark green and black mineral. It is found in many locations around the world; this outstanding specimen comes from the pegmatites at Dehnel's pit, Stettin pluton, Wausau Intrusive Complex in Marathon Co., Wisconsin, USA, a locality specimen where it is often found in association with microcline. Aegirine is usually black, greenish black, or brownish black in color and has a glassy or vitreous