Queensland Boulder Opal - Red, Blue, Green Gold Tone Necklaces Material: In house recycled Australian

Material: In house recycled Australian Sterling Silver

Large Gumnut 7

Evoking for me a memory of the crunch of discarded mussel shells on the wooden boards

Body Tone: NO boulder opal

Queensland Boulder Opal - Red, Blue, Green Gold Tone Necklaces Material: In house recycled AustralianFrom Tall Trees Studio Solid piece of red, blue, green and gold tones Queensland Boulder Opal on Ironstone. Boulder opal forms within ironstone boulders, the silica, a key component of opal, is released into the groundwater through the weathering of surrounding rocks, particularly sandstones and mudstones. Groundwater moves through the rock, it carries the dissolved silica and its this silica rich water then seeps into cracks and voids within the