Aegirine on Microcline Crystal | 80.4 grams | Large Specimen | Poudrette Quarry, Mont-Saint-Hilaire, Canada Equinoid Acicular Scolecite Crystals

Acicular Scolecite Crystals

Dimensions:  13mm

Dimensions: 69x60x38 mm / 2

a third of the size of Rochechouart

Aegirine on Microcline Crystal | 80.4 grams | Large Specimen | Poudrette Quarry, Mont-Saint-Hilaire, Canada Equinoid Acicular Scolecite CrystalsAegirine, also known as acmite, is a rare and stunning black mineral. It is found in many locations around the world, and this outstanding specimen comes from the Poudrette Quarry at Mount Saint Hilaire, 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 luster. It has a hardness of 6 to 6. 5 on the Mohs scale, which means it is relatively hard and