Amethyst - Cathedral Geode - Statement Specimen North American minerals pale silvery Muscovite mica forms

pale silvery Muscovite mica forms layered

crystalline appearance that shifts beautifully under changing light

They are so tiny and interwoven so finely that they form a single

with blocky hexagonal shapes

Amethyst - Cathedral Geode - Statement Specimen North American minerals pale silvery Muscovite mica formsMined from: Rio Grande do Sul, Brazil Description: This one of a kind Amethyst statement mineral specimen from Brazil is a tall cathedral style geode lined with dense, well formed quartz crystals. Its colour ranges from pale lavender and smoky violet to deeper purple near the upper cavity, with warm grey brown tones toward the base. A thick border of white quartz and banded agate frames the crystal interior, while the dark natural basalt exterior and