Madagascar Dendiritc Green Opal 6mm Round A Grade - 15-16 Inch R1643 Iolite most commonly occurs in

Iolite most commonly occurs in shades of blue to gray

Our Lapis is 7-8mm in diameter

there may not be a more beautiful blue-and-brown combination than that of Terra Agate

this unique and earthy Petrified Wood Agate slab specimen is perfect for gift giving or keep for yourself

Turquoise is one of the oldest known gemstones

Madagascar Dendiritc Green Opal 6mm Round A Grade - 15-16 Inch R1643 Iolite most commonly occurs inThis variety of opal is named "dendritic" for the small inclusions within it that resemble moss or ferns. These inclusions consist of iron, manganese and other metallic oxides captured during the forming of the rock. Opals are hydrated amorphous forms of silica, created when silica hardens within the fissures of other stones.