4.6" Rough Green Prehnite Crystal Mineral Specimen Location Imilchil, Morocco

Location: Imilchil, Morocco

Weight: 1 Pound 9.5 Ounces 

Dimensions: 4.6 Inches Long, 3.7 Inches Wide, 2.7 Inches Thick

The item pictured is the one you will receive. 

Prehnite is a pale green mineral classified within the phyllosilicate group, recognized for its translucent to transparent appearance. It was first identified in 1788 and honors Colonel Hendrik von Prehn, the Dutch officer who contributed to its discovery. Typically occurring alongside calcite and epidote, prehnite forms in basaltic geological settings. The mineral exhibits a variety of crystal habits, including prismatic, tabular, and botryoidal forms, and is prized for its lustrous, tranquil green coloration. Its aesthetic qualities and workability make prehnite a favored material in jewelry, decorative carvings, and gemstone crafting.