Bonhams : Fine Black Opal with PatternThe Cathedral Window
Fine Black Opal with Pattern—"The Cathedral Window" Lightning Ridge, Australia With the pattern reminiscent of the rays of sun coming through a cathedral stained glass window, this fine opal displays predominantly red flash, with orange, yellow, green and blue large "flagstone" pattern intermingled, with black potch to the reverse.
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Rhodochrosite is a stone that integrates physical and spiritual energies, stimulating love and passion while energising the soul. Rhodochrosite opens the heart, lifting depression and encouraging a positive and cheerful outlook. It improves self-worth and soothes emotional stress. Rhodochrosite encourages a positive attitude, creativity and innovation, and enhances dream states.
Boulder Opal This dark opal is found in Western Queensland and it forms naturally on its host rock of ironstone, which is cut to form part of the gemstone. Boulder Opal occurs as thin veins in sedimentary ironstone boulders. The colour layer is naturally part of the dense brown ironstone base and is inseparable from it.