1.7" Rough Green Prehnite Crystal Mineral Specimen Location Imilchil, Morocco Crotalocephalus Gibbus invertebrates

invertebrates

As a member of the apatite group

or intricately etched

These early reefs were made up of stromatoporoids (reef-building sponges)

known for its vibrant purple hues ranging from pale lavender to deep violet

1.7" Rough Green Prehnite Crystal Mineral Specimen Location Imilchil, Morocco Crotalocephalus Gibbus invertebratesLocation: Imilchil, Morocco Weight: 0. 8 Ounces Dimensions: 1. 7 Inches Long, 1. 4 Inches Wide, 0. 8 Inches Thick The item pictured is the one you will receive. Prehnite is a pale green mineral that varies from translucent to transparent and belongs to the phyllosilicate group. First identified in 1788 and named after Dutch Colonel Hendrik von Prehn, it is commonly found alongside minerals such as calcite and epidote in basaltic rock formations. This