Blue Agate Geode Half With Amethyst - 5.4 x 5.7 inch

The most strongly coloured piece in this group, this Blue Agate Geode Half runs a vivid golden-yellow column up through its centre, flanked on both sides by pale blue banding and enclosed by a heavy navy border. The gold is concentrated rather than diffuse, holding its own shape like a flame set into the stone, and the surrounding blue layers curve away from it symmetrically. A small cluster of violet Amethyst sits at the base of the gold column, distinct in both colour and texture from the banding and the iron staining around it. The upper edge tapers to a rough point. The polish is bright across the whole face and the piece stands on a flat cut base.

Banded Agate is traditionally associated with balance and harmony, and secondarily with grounding and protection. A piece with a single dominant colour feature is generally treated as the focal object of its surface rather than one of a group, and this one suits a mantel, shelf, or console where nothing immediately beside it competes. Agate is commonly placed in rooms where people gather, and the warmth of the central column reads particularly well under lamplight.

Key Properties
Primary Focus: Balance & Harmony
Secondary Focus: Protection & Grounding
Chakra Association: Root, Sacral
Zodiac Sign: Gemini, Virgo
Chinese Zodiac: Tiger, Rooster
Ruling Planet: Mercury
Elements: Earth, Fire
Mohs Hardness: 7
Stone Family: Tectosilicate
Material: Banded Agate, Amethyst Accent
Origin: Brazil
Form: Geode / Cluster
Finish: Polished
Approximate Size: 137 mm (5.4 inches) H x 145 mm (5.7 inches) W
Approximate Weight: 1720 g
Listing: Single unit

Geological Information
Banded Agate is a chalcedony variety of the quartz family, silicon dioxide at Mohs 7, formed by cyclic silica deposition within a cavity in host rock. The golden column at the centre of this piece is iron oxide deposited along the final open channel, the narrow path that remained after the surrounding layers had closed in from both sides; confined to that space, the iron concentrated to a saturation it would never reach spread across a full band. Its vertical shape records the geometry of the channel rather than any crystal habit. A small cluster of Amethyst, the purple variety of quartz coloured by iron and natural irradiation, occupies the base of that same channel, having crystallised into whatever open space remained after the agate and iron-oxide staining had formed. The blue-grey layers on either side formed earlier under cleaner fluid conditions. Agate is a banded variety of chalcedony within the quartz family, formed through successive layers of silica deposited within a cavity over time. It is common industry practice for coloured agate to be dyed or otherwise colour-enhanced to achieve vivid, saturated tones. Agate is among the most continuously used decorative stones in recorded history, recovered from Brazil, India, the USA, Mexico and Germany. This piece is Brazilian.

AuturaSol Standard
Each natural stone is selected for its authenticity, geological integrity, and energetic clarity. Natural variations in colour, structure, inclusions, and surface features are inherent to geological materials and contribute to the individuality of each piece. Any known treatments, enhancements, stabilization, or man-made characteristics are clearly disclosed within the product information where applicable. Every piece is inspected and photographed to reflect its true character; however, lighting conditions, screen settings, and natural variation may cause slight differences in appearance. If you have any questions about a piece before completing your purchase, we're always here to help. Where authenticity meets beauty, we tell you exactly what you're holding.