are increasingly rare and valuable among collectors

Product Type: Apatite

This is a fabulous specimen of terminated Kyanite blades

Size: 17x17x12

This beautiful and colorful slice has dimensions of 106x68x12 mm and weighs 170

Aegirine on Microcline Crystal | 80.4 grams | Large Specimen | Poudrette Quarry, Mont-Saint-Hilaire, Canada NWA 978 are increasingly rare and valuableAegirine, 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