Calcite crystal inside a Chalcedony geode. Geode - Height: 9 cm - Width: 14 cm- 810 g - (1)

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Georgia Foteinou
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Selected by Georgia Foteinou

Holds BSc in geology and post-graduate qualifications in geochemistry.

Estimate  € 150 - € 200
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NLBidder 6421
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Calcite crystal inside a botryoidal chalcedony geode from the Deccan Traps in Maharashtra, India, weighing 810 g and measuring 9 × 14 × 5 cm.

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Description from the seller

This exceptional specimen features a well-formed, translucent Calcite crystal nestled securely within the protected cavity of a botryoidal Chalcedony geode. The Calcite exhibits sharp rhombohedral or scalenohedral geometry with a glassy, vitreous luster, contrasting beautifully against the soft, "grape-like" texture of the surrounding Chalcedony.

The geode's interior creates a natural frame for the Calcite, highlighting the evolution of mineral growth within volcanic gas bubbles. This piece is a classic representation of the secondary mineral crystallization found in the Deccan Traps of Maharashtra, India. The balance between the structured Calcite and the organic, flowing form of the Chalcedony makes this a highly sought-after display piece for collectors of Indian zeolites and associated minerals.

This exceptional specimen features a well-formed, translucent Calcite crystal nestled securely within the protected cavity of a botryoidal Chalcedony geode. The Calcite exhibits sharp rhombohedral or scalenohedral geometry with a glassy, vitreous luster, contrasting beautifully against the soft, "grape-like" texture of the surrounding Chalcedony.

The geode's interior creates a natural frame for the Calcite, highlighting the evolution of mineral growth within volcanic gas bubbles. This piece is a classic representation of the secondary mineral crystallization found in the Deccan Traps of Maharashtra, India. The balance between the structured Calcite and the organic, flowing form of the Chalcedony makes this a highly sought-after display piece for collectors of Indian zeolites and associated minerals.

Details

Number of objects
1
Main mineral
Calcite crystal inside a Chalcedony geode.
Mineral form
Geode
Weight
810 g
Origin (region/city)
Deccan traps of Maharashtra.
Country of origin
India
Height
9 cm
Width
14 cm
Depth
5 cm
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