Indo-Pacific Blue Coral Display Slab – 0.43 lbs

A striking Indo-Pacific Blue Coral Display Slab featuring naturally intricate skeletal patterns in soft denim blue, slate blue, cream, and sandy beige. Cut into a thin cross-section and mounted vertically on a custom display base, this sculptural specimen reaches approximately 6 inches tall while revealing the coral’s complex internal growth structure across both polished faces.

The primary display face contains broad blue-gray branches separated by cream-to-tan skeletal areas and several naturally open passages. Its irregular silhouette preserves the branching architecture of the original coral colony, giving the slab an organic form quite different from a conventionally shaped cabochon or polished freeform.

Throughout the blue areas are hundreds of minute pores and circular openings representing components of the coral’s skeletal structure. Larger rounded channels and radiating, flower-like patterns create compelling focal points, while fine layered textures trace the direction in which different branches developed.

The reverse offers another distinct composition of blue and cream material. Swirling radial patterns extend outward from several preserved channels, producing textures that resemble underwater currents, botanical fans, or frozen fireworks. Because the slab is only approximately 0.75 inch thick, the relationship between these structures can also be examined along its narrow edges.

The coloration ranges from pale powder blue and muted periwinkle to deeper steel blue, contrasted by warm ivory, beige, and golden-tan areas. Small cavities, porous regions, uneven edges, and changes in color are inherent features of the coral structure rather than manufactured patterning.

Blue coral is unusual because its skeleton can retain a naturally blue-to-blue-gray appearance. Material sold under this name is generally associated with Indo-Pacific reef environments, although the precise species, collection locality, age, and conservation status of this individual slab have not been independently verified. It is therefore described conservatively according to its supplied trade identification.

Weighing 0.43 pounds and measuring approximately 3.75 × 0.75 × 6 inches, this is a substantial yet slender display piece. Its tall silhouette, naturally open architecture, detailed skeletal patterns, contrasting colors, and custom upright presentation make it an unusual addition to a coral, marine natural-history, or lapidary collection.

Specifications

Material: Blue Coral skeleton

Trade Identification: Indo-Pacific Blue Coral

Formation: Cut coral cross-section preserving branching skeletal architecture

Region: Indo-Pacific; precise locality not provided

Weight: 0.43 lbs (approximately 195 grams)

Dimensions: Approximately 3.75 × 0.75 × 6 inches

Color: Denim blue, slate blue, powder blue, blue-gray, cream, ivory, sandy beige, and golden tan

Shape: Tall irregular slab with natural openings and an organic branching silhouette

Primary Display Face: Broad blue skeletal sections with cream-colored areas, visible pores, radiating patterns, and open passages

Reverse: Additional blue-and-cream patterning with numerous radial structures and skeletal channels

Surface: Cut and polished faces with natural cavities, porous areas, and irregular perimeter edges

Skeletal Features: Fine pores, rounded channels, layered growth lines, and radiating coral structures

Profile: Comparatively thin cross-section allowing the internal architecture to be viewed along the edges

Mounting: Affixed to a custom display base produced in-house

Display: Upright approximately 6-inch natural-history specimen

Identification Note: Sold as Indo-Pacific Blue Coral; exact species, locality, age, and collection history have not been independently confirmed

Condition: Natural biogenic specimen with inherent pores, cavities, open passages, fractures, color variations, incomplete structures, irregular edges, surface texture, and preparation marks associated with cutting and polishing

Exact specimen shown

About Blue Coral

Blue coral is a marine colonial organism that produces a rigid calcium-carbonate skeleton. Unlike most coral skeletons, which are predominantly white or cream, true blue coral can retain a distinctive blue-to-blue-gray coloration within the skeletal material.

The surface patterns visible in a cut slab document the coral’s original biological architecture. The numerous small pores and larger channels represent different structural components of the colony, while the radiating and layered patterns reveal variations in growth direction.

Although blue coral is commonly associated with the species Heliopora coerulea, confirming a species from photographs or a polished cross-section alone would be overly certain. This specimen is therefore marketed under its supplied trade name without assigning a definitive scientific species.

The term “Indo-Pacific” describes a broad marine region extending across portions of the Indian and Pacific oceans. Because no specific collection site was supplied for this specimen, the regional description should not be interpreted as a precise locality.

Coral is softer and more porous than quartz. Protect the slab from impacts, acids, harsh cleaners, prolonged soaking, and sudden temperature changes. Handle it by the display base and remove dust with a soft, dry brush or gentle air blower.

Collector Notes

This specimen features:

• Indo-Pacific Blue Coral under its supplied trade identification
• Substantial 0.43-pound display size
• Tall approximately 6-inch profile
• Cut cross-section through branching coral structure
• Naturally irregular and sculptural silhouette
• Soft denim-blue and slate-blue coloration
• Contrasting cream, ivory, and sandy-beige skeletal areas
• Hundreds of minute preserved pores
• Larger rounded channels and natural cavities
• Radiating flower-like skeletal patterns
• Fine layered and feathered growth textures
• Several naturally open passages through the slab
• Different patterning across the front and reverse
• Narrow edges revealing the specimen’s internal structure
• Combination of polished surfaces and natural irregularities
• Custom display base produced in-house
• Elevated, ready-to-display presentation
• Strong marine natural-history character
• Exact specimen pictured

Perfect for collectors of blue coral, marine natural-history specimens, coral skeletons, Indo-Pacific specimens, polished coral slabs, organic formations, biogenic minerals, lapidary materials, and unusual mounted displays.

Professionally packaged and shipped from Colorado.

You will receive the exact specimen shown.

Every order is backed by our commitment to quality and customer satisfaction. Thank you for supporting our family-owned small business.