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Dioptase on Calcite Cluster from Congo, Sparkling Natural Crystal Specimen, 14 oz Emerald Green Display Piece

$98.00 USD each

1 available. Minimum order: 1 unit.

Condition: New

Known defects: One-of-a-kind natural specimen; the photos show the exact piece.

Shipping: $9.00 per order, arrives in 3 to 6 days. Ships to: continental US.

Shipped by Thrive 3PL from Cypress, TX.

Sold by Thrive 3PL. Affiliated with the operator. Verified seller on CommerceBook

Delivered 0 orders · On time 0 orders · Accurate 0 orders.

Your card is held, not charged, until the seller ships. You have 30 days from delivery to file a dispute. After that the order is non-refundable.

Returns: 30 days, by mail, no restocking fee.

Updated October 29, 2026

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Details

Brand
Gems & Stems
Lot code
DI-SPM-07
Unit
each

Description

Dioptase is the green that stops people mid sentence. Deeper than emerald, cooler than malachite, a saturated bluish green that barely looks real, and the Congo produces the finest dioptase in the world. This cluster carries it in flashes and pockets across the whole face: sharp little prismatic crystals, some showing the classic angled rhombohedral terminations, tucked among a field of smoky gray calcite.

Four colors live on this piece and every one earns its place. Deep emerald green, the dioptase itself, concentrated in vivid patches along the lower face and scattered as single crystals throughout. Smoky gray, the calcite, rounded blocky crystals with a soft pearly shine that grew right alongside the dioptase, the classic pairing for this material. Icy clear sparkle, a fine druze of tiny crystal points dusted over everything, which is what makes the whole surface glitter when the light moves. And warm tan, the bare host rock showing along the back and base, the honest geology the whole show grew from.

In sunlight it performs. The druze catches and fires, the calcite glows softly, and the dioptase reads so green it looks lit from inside. The photographs were taken in both studio light and direct sun so you can see each personality, and they show the exact piece you will receive.

Specifications

Stone: dioptase on calcite with a fine crystal druze, on natural matrix

Size: about 3.5 inches across and about 2.75 inches tall as it sits

Weight: 14.3 oz (0.895 lb)

Origin: Congo

Form: fully natural cluster, unpolished and uncut

Please note: dioptase is a collector's mineral precisely because it is delicate. The crystals are small and brittle, so this is a display piece, not a pocket stone. Keep it where it will be admired and not knocked. Expect natural variation across the surface, small vugs, and bare matrix on the back. You are receiving the exact piece shown.

In the lore, dioptase is one of the great heart stones, but it works differently than rose quartz's gentleness. Dioptase is spoken of as the stone of the awakened heart: it is associated with forgiveness that actually costs something, with compassion that has been through the fire, and with living fully in the present moment rather than replaying the past. Old wounds, it is said, do not frighten this stone.

The calcite beside it is read as an amplifier, the mineral that turns up whatever it accompanies, and there is something fitting in that pairing: a stone of deep heart work carried on a bed of quiet magnification.

A piece like this tends to become the collection's conversation starter. Green this intense from a stone most people have never heard of, on a cluster that glitters like frost, is the kind of thing guests pick up and ask about. Give it a shelf with good light, morning sun if you have it, and let it do what it does.

Because natural minerals are delicate and can be damaged by the stress of shipping, we are unable to accept returns. If your item arrives damaged, please contact us within 48 hours with photos and we will make it right.

Size, as listed: Size: about 3.5 inches across and about 2

Type: Crystal Specimen

Tags: calcite, collector mineral, congo, crystal cluster, dioptase, display specimen, druzy, green crystal, mineral specimen, natural crystal, one of a kind, raw crystal

Source: Gems & Stems Shopify product 7997624189006, handle dioptase-on-calcite-cluster-from-congo-sparkling-natural-crystal-specimen-14-oz-emerald-green-display-piece