Yunnan Province, China

Cobaltoan Calcite and Hemimorphite Pair, Yunnan, China

SKU · oe267
$360.00
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This exceptional pair of raw mineral specimens brings together two distinct yet complementary crystal forms from China. The first, a rare cobalt-rich calcite from Yunnan, displays soft pink rhombohedral crystals with lustrous surfaces. Accompanying it is a vibrant blue hemimorphite, creating a beautiful and unique collector’s piece.

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Specimen details

MineralCalcite
LocalityYunnan Province, China
Crystal systemHexagonal
Chemical formulaCaCO₃
Dimensions4.1 cm × 2.0 cm × 2.5 cm
Weight25 g
ColorPink
SizeMiniature (up to 2 inches / up to 5 cm)
SpeciesCalcite
ConditionNo damage on display faces

Tags

calciteGeological Specimensrare mineralsNatural Mineralscrystal specimenMineral Enthusiastsunique crystalscrystal collectionYunnanMineral Collectorscalcite specimen

About this specimen

Cobaltoan Calcite meets Hemimorphite in this captivating crystal duo originating from the mineral-rich province of Yunnan, China. This rare specimen features cobalt-substituted calcite, known for its distinctive soft pink rhombohedral crystals, which belong to the trigonal crystal system and exhibit a vitreous luster. With a Mohs hardness of 3, calcite is relatively soft, requiring careful handling to preserve its delicate surfaces. The accompanying hemimorphite presents vibrant blue crystals with a botryoidal to crystalline form, characteristic of its orthorhombic crystal system and a hardness of 4.5 to 5. Both minerals display translucent to transparent qualities, highlighting their natural beauty through contrasting colors and crystal habits.

The Yunnan region is renowned for producing exceptional mineral specimens, and this pair stands out due to its uncommon cobalt content in calcite and the vivid hemimorphite’s well-formed crystals. This combination offers mineral collectors a unique opportunity to acquire a specimen that balances aesthetic appeal with geological significance. Its rarity and display quality make it a valuable addition to any crystal collection.

For preservation, it is recommended to keep the specimen away from acidic environments and to handle it gently to avoid scratching or damaging the softer calcite crystals. Displaying the pair in a stable environment free from excessive moisture will help maintain its condition over time.

About Calcite

Calcite is a carbonate mineral prized by collectors for its exceptional color range, with several world-class Chinese localities.

Learn more about Calcite in our encyclopedia

About Yunnan Province

Yunnan Province, southwest China — source of cobaltoan calcite, fibrous rhodochrosite, hemimorphite pairs, and schorl from its polymetallic belts.

More specimens from this locality

Frequently asked questions

Will I receive the exact specimen shown?

Yes. Every specimen is a single, one-of-a-kind piece, and the photographs show the exact item you will receive — never a stock photo.

Is this Calcite natural?

Yes — specimens like this form naturally. As is standard in the trade, some pieces are gently cleaned or trimmed; we photograph the actual specimen and describe its origin and condition conservatively.

How is it packed and shipped?

Orders ship worldwide with fully insured, tracked delivery, carefully packed to protect fragile crystals. A display base is included.

Can I return it?

Yes — there is a 14-day return window.

What collectors say

★★★★★4.98· Verified reviews
Cobaltoan Calcite and Hemimorphite Pair, Yunnan, China
Cobaltoan Calcite and Hemimorphite Pair, Yunnan, China
$360.00