Large Nevada Calcite Specimen

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

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

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

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 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

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

A group of 10 large calcite 'Iceland Spar' specimens. 1.5 kg total, 42-61 mm (1 5/8 - 2 3/8 in.). Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). [10, No Reserve]

A group of nine large calcite 'Iceland spar' mineral specimens. 1.68 kg total, 40-81 mm (1 1/2 - 3 1/8 in.) Mineral Imports, London, UK. Gregory, Bottley & Lloyd (Gregory's). [9, No Reserve]

Rainbow calcite(fordite) plaque framed with onyx as well as backed with onyx pre drilled for use as pendant or hanging piece - wonderful miniature modern design -about 1 7/8 x 1 3/8 inches

Sterling Silver | Genuine Nevada Turquoise Specimen Stone | Old Pawn Large Nevada Turquoise Cuff Bracelet | Navajo Native American Southwest Indian Jewelry | Weight: 128.7 Grams, | Dimensions: Bracele

Large specimen of scalenohedral calcite/dolomite crystals, milky pink in color at the tips, near-clear yellow at the bases. Interior crystalline core is black and possibly siderite. Specimen is heavie

2 large boxes filled with Franklin Sterling Hill willemite and calcite samples, Franklin Sterling Hill, appx. 60 pieces

A sphalerite matrix with small clusters of yellow mimetite crystals and large white hexagonal calcite crystals; supplied in a cardboard specimen tray. 150 grams, 71 mm (2 3/4 in.). Mineral Imports, Lo

Oversized specimen of calcite crystal in natural raw form set in limestone rock. Measures 14 in. Ht, , 16 in. X 15 in. Wide. Large, defined rhombohedral terminations crystals. Raw Natural Crystal Spec

. A mixed group comprising: a galena block from Spain; a celestina block from Sicily; a large scalenahedral calcite crystal from Rumania; a block of cubic octahedral pyrite from Peru. 948 grams total,

An interesting sceptre-shaped formation of large rhombohedral calcite crystals on a stalactitic formation of crystalline calcite, salmon-coloured tabular cluster of stilbite crystals to one side. 337

A large sheet of small, acicular calcite crystals on matrix. See Bonewitz, Dr. Ronald Louis, Rocks & Minerals, 2008, p.177. 725 grams, 22cm (8 3/4"). From the historic ‘Victorian Museum’

Large single plate of calcite with hematite. Mix of small and larger crystals. Measures 15 x 9 x 3" State: City: Date: Provenance: Chunlin Zhu Collection

Extra Large Apatite in Calcite 1980s Canada

2pc Rock Mineral Specimen. Geode. Large Amethyst Crystals including calcite on dark purple fluorite Dimensions: H: 5 inches: W: 6 inches: D: 8 inches --- US Shipping charge: In house shipping availabl

Extra Large Septarian with Calcite Pocket Kanab, Utah 9.5 x 8"

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

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"

Mined in 1960s, Two large pieces of raw natural Royston Nevada turquoise nuggets. Very rare specimens. Total weight 79.8grams