It is roughly diamond shaped with dimensions of 140x75x8 mm and a weight of 106 grams

Here's a beautiful cluster of glassy green diopside crystals from Otter Lake

Name: Apophyllite and Prehnite Cluster

Origin:  Afghanistan

Siderite, Albite and Zircon Cluster | 32 gr | Poudrette Quarry, Mont-St-Hilaire, Québec, Canada Hidalgoite It is roughly diamond shapedAt this famous Canadian site, siderite typically forms as small, brown to tan crystals, often rhombohedral in shape, growing over or alongside white to gray albite. Scattered among them, tiny, sharp zircon crystals can appear often reddish brown, yellow, or even colorless depending on the exact specimen. Mont Saint Hilaire is renowned for producing rare and unusual mineral combinations, and specimens like this highlight the diversity and richness of