Pseudomorph Turquoise After Apatite | Perky Box Thumbnail Specimen | Sonora, Mexico Siderite The vast majority of Cavansite

The vast majority of Cavansite comes from the Deccan Traps (a large igneous province and one of the largest volcanic features on earth) in the Pune Province of India

Origin: Mogila Mine

they are referred to as olivine volcanic bombs

Dimensions:  46x45x33 mm / 1

Pseudomorph Turquoise After Apatite | Perky Box Thumbnail Specimen | Sonora, Mexico Siderite The vast majority of CavansiteA pseudomorph occurs when one mineral replaces another but retains the original mineral's crystal structure. In the case of turquoise after apatite pseudomorph, turquoise replaces apatite, but it still retains apatite's crystal shape. This process leads to a visually fascinating specimen where the exterior shape looks like apatite crystals, but the composition and color are distinctly turquoise, often with the bright blue or green shades typical of