100 Polished Black Tourmaline Mineral Specimens

Polished amethyst (221.6 ct), amethyst crystal on druzy quartz (Mexico). amethyst crystal, amethyst cluster with black tourmaline backbone (136 g), yellow opal crystal (Madagascar, 38.57 ct), garnet a

A very large group of polished tourmaline in various shades and sizes. 101 grams total, 5-14mm (1/4 - 1/2"). From the historic ‘Victorian Museum’ or later collection of Gregory, Bottley & Lloyd (G

Erongo Massif - Namibia. Aquamarine and black Tourmaline crystals 58mm x 32mm

Large black tourmaline specimen as shown - about 2 1/2 - 3 inches across and nice shape- is a protective stone-

Natural Black Tourmaline Quartz Geode Mineral Specimen. Measures 7" x 6-1/2" x 6-1/4". Condition: Good condition. Estimate: $100.00 - $500.00 Domestic Shipping: Third party

Materials: Gem type: Tourmaline Black Schorl Tourmaline Crystal on Quartz, Mineral Specimen, Natural Tourmaline, Raw Tourmaline, Tourmaline from Skardu Pakistan Weight : 8 gram Size : 38*21*14 mm Orig

Materials: Gem type: Tourmaline Description Black Schorl Tourmaline Crystal on Quartz, Mineral Specimen, Natural Tourmaline, Raw Tourmaline, Tourmaline from Skardu Pakistan Weight : 11 gram Size : 30*

Materials: Gem type: Tourmaline Description Black Schorl Tourmaline Crystal on Quartz, Mineral Specimen, Natural Tourmaline, Raw Tourmaline, Tourmaline from Skardu Pakistan Weight : 7gram Size : 26*18

Title: 100 Gram Attractive Natural Black Tourmaline With Mica Specimen Treatment: Natural Weight: 100 Gram Size/Dimensions: 72x44x44 mm Reserve: $25.00 Shipping: Domestic: Flat-rate of $15.00 to anywh

Comprising: haematite, quartz, amethyst, aventurine, agate, dalmatian jasper and others. 793 grams total, 18-33 mm (3/4 - 1 1/4 in.). Ex Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's

Materials: Gem type: Tourmaline Description Black Schorl Tourmaline Crystal on Quartz And Mica, Mineral Specimen, Natural Tourmaline, Raw Tourmaline, Tourmaline from Skardu Pakistan Weight : 13gram Si

Lovely rocks and mineral specimens, many quartz, including black tourmaline embedded. Over 14,000 grams total.

South Africa agate (78 g), black tourmaline crystal (68 g), agate geode (Brazil), aquamarine specimen in black tourmaline (Afganistan, 110 ct), red tourmaline quartz (53 g), green tourmaline crystals

A group of rough tourmaline specimens in black, green, red and orange. 102 grams total, 9-37mm (1/4 - 1 1/2"). From the historic ‘Victorian Museum’ or later collection of Gregory, Bottley & Lloyd

Black Tourmaline Crystals with Feldspar South Africa 13oz

Black Tourmaline (Schorl) in Feldspar 5oz

Black Tourmaline "Schrohl" on Feldspar South Africa 1lb 6oz

Black Tourmaline Schrohl Brazil

A mixed group of 100 polished mineral 'pebbles'. 1 kg total, 20-34 mm (3/4 - 1 3/8 in.). Mineral Imports, London, UK.Gregory, Bottley & Lloyd (Gregory's). [100, No Reserve]

Black tourmaline crystals. Brazil. 1lb 9oz

Black Tourmaline with Mica and Clevlandite Brazil 1lb 3oz

Black Tourmaline Schrohl in Quartz Crystal Brazil 11oz

Black Tourmaline Schrohl Brazil 2lb 13oz

Black Tourmaline Flat Brazil