Large Calcite on Quartz Specimen

A mineral specimen of translucent calcite on quartz with a large layered dark mass to the centre, a small cluster of clear six-sided pyramid crystals underneath, old inked collection number '517' to b

Lot of 10 pieces of assorted crystal and mineral specimens. Includes a pair of standing agate slices, three smaller agate sliced with stands, a large 8" x 7" x 1.75" agate slice with stand, a large 9"

Mexican Mineral Mix: Wulfenite/Mimetite, Vesuvianite, Marcasite, Malachite/Chrysacola, Rosasite (Cumbre Vein, Level 6, Mina Ojuela, Mapimi) Tennanite/Quartz, Large Angel Wing Calcite [Old Locality Pie

Large mineral collection consisting of half-cut geodes. Specimens include Brazilian quartz, Oregon thunderheads, Calcite, Pakistani Foraminifera, Kentucky quartz, Mexican lavender quartz, and Mexican

Large mineral crystal specimen, Natural mineral crystals possibly golden calcite, or quartz on natural substrate, approx. 5.5"h x 15"l x 9"w

Large Quartz Specimen. Clear with slight rose tint. {Approximate dimensions: 13 1/2 x 9 inches.}

Large quartz specimen; of natural form; H: 23 3/8" (approx.); wood stand

CALCITE & QUARTZ SPECIMEN (CA10) 3.8 LB Height: 5 in. by Width: 7

Very large York County Calcite sample measuring 9" x 10" x 12"

Two Calcite Quartz Specimens. Larger: 10" x 8" x 6"

Russian bronze sleigh sculpture, large quartz specimen, resting in bronze sleigh, over a rectangular tiled lapis base, approx 4.5"h, 9.5"w, 6"d, 9.5lbs Start Price: $300.00

Large calcite stalagmite specimen, On vintage black lacquered wood base mounted with display lights, 29"h x 25"w x 12"s

LARGE KYANITE + QUARTZ SPECIMEN - (K31) 17.4 LBS Height: 11 in. by Width: 11 in. by Depth: 4

LARGE RHOMBODIAL CALCITE SPECIMEN (CA3) - 0.8LBS Height: 2 in. by Width: 3 1/2 in. by Depth: 1 1/2 in.

Large Rose Quartz Specimen Dimension: 7.4"hgt Semi-transparent with natural rose pink color Good condition Provenance: Chappaqua, New York Estate

A large calcite crystal specimen with cortex. 22 kg, 44cm (17 1/4"). From the former stock of Gregory, Bottley & Lloyd (established 1858); recently reviewed by Dr. Ronald Bonewitz.

A large quartz mineral specimen. The total approx weight is 24.6 lbs. From a Mt Vernon, NY estate. Dimensions: 14" in length x 12" wide.

Large Aqua Aura Quartz specimen, Arkansas, USA, highly iridescent prismatic crystal cluster, approx. 10"h x 7"w Provenance: The Collection of Hester Diamond; Astro Gallery of Gems (appraised in 2019 f

From a New Rochelle NY estate. - Dimensions: Approx: 15" h x 22" w x 14" d

DESCRIPTION: A Large Sliced Amethyst and Quartz Specimen featuring a open center, displayed atop an oval wooden base. CIRCA: 21st Cent. ORIGIN: Brazil DIMENSIONS: H: 16" W: 13" Have a similar item to

Large rose quartz mineral specimen. Size: 18" H x 22" W x 14" D

A large specimen of pinkish hobnail calcite, 14 x 12 x 4 inches. Calcite crystals vary from 3/8-inch to more than one inch across. A beautiful viewing piece on a sturdy shelf or in a display case. See

Large Amethyst Geode Quartz Specimen. Cluster of multi faceted crystals. Natural wear and inclusions. Measures 17 x 10-1/4" W x 7-1/2" W. Weighs 35 lbs. Shipping: Third party. (estimate $300-$400)

Large crystal quartz geode specimen, in natural rock formation, approx 9.5"h, 21.5"w, 16"d, 113lbs Start Price: $80.00