"VWR"

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Corundum (Sapphire)

Beautiful, blue, hexagonal, sapphire crystals. Average size: 3/8". Madagascar.

Clearance

Calcite is a translucent calcium carbonate mineral, mohs hardness 3.

Beautiful deep green, prismatic, crystalline spray.

Polished banded slices with colorful translucence.

Choice intergrown crystal groups, many with striated pyritohedral crystal faces. Perfect for classroom study. Average size: 1" x 1". Peru.

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