Agate Polished - Height: 10.5 cm - Width: 7.5 cm- 0 g - (1)

An impressive piece of blue agate, a natural stone that immediately draws attention with its spectacular structure and color play. This specimen is partially polished, allowing both the stone's rough character and its hidden crystalline heart to remain visible. The result is a fascinating interplay of natural geology and aesthetic beauty.

Agate belongs to the chalcedony family, a microcrystalline variant of quartz that has been valued for thousands of years for its unique banded structures and colors. The stone forms when silica-rich solutions slowly crystallize in cavities of volcanic rock. During this process, concentric layers form that create the characteristic bands of agate.

With this specimen we see a particularly beautiful blue color gradient, varying from deep ocean blue along the edge to a soft, almost ice-like transparency in the center. The interior reveals a natural crystallization in which small quartz structures and fracture planes catch and reflect light. This crystalline core gives the stone an almost ethereal effect when viewed from different angles.

The exterior still shows part of the original rough matrix, which forms an authentic geological contrast with the polished surface. This makes clear how the stone formed in nature. The piece is professionally ground so that it can stand on its own, making it excellent as a decorative mineral specimen for a display case, desk, or interior.

Blue agate is found worldwide, including Brazil, Uruguay, and parts of Africa. Particularly specimens with a clear banding structure and an open crystalline core are highly valued by collectors and mineral enthusiasts.

Thanks to its intense color, appealing structure, and sculptural form, this piece is both a collectible and a powerful decorative element that brings together natural beauty and geological history.

Dimensions
height 10.5 cm
width 7.5 cm
depth 7 cm

Photos provide a clear impression of the quality and are part of the description.

The whole is well packed and shipped with tracking. The shipping costs also include packing materials and transport. Pickup is only possible when the lot is auctioned for more than €50 and, of course, by appointment during office hours.

blue agate agate geode blue chalcedony agate crystal agate mineral agate geode piece polished agate mineral specimen agate crystal core quartz druzy agate natural agate stone collectible mineral agate decorative stone blue agate geode agate quartz crystal agate banded structure chalcedony mineral agate crystal structure minerals collectors agate geode crystal agate mineral specimen blue chalcedony crystal natural agate formation agate mineral collectible geological stone agate crystal interior quartz druzy agate minerals collectible object natural blue agate agate crystal specimen quartz agate geode mineral collectible agate display stone natural agate crystal quartz chalcedony mineral agate interior decoration mineral specimen blue agate natural stone agate geode crystal structure natural minerals decorative stone agate minerals collection agate crystal piece natural agate geode blue agate mineral specimen agate quartz crystal geological mineral agate collectible minerals display stone