Rocks and Minerals
Showing 751–800 of 823 results
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Tektite Specimens (Black)
Price range: £1.50 through £2.00 -
Tephroite and Willemite from Sterling Mine, USA
£5.00 -
Tephroite and Zincite from Sterling Mine, USA
£5.00 -
Thomsonite from Garron Point, Northern Ireland
£2.50 -
Thomsonite from Lomba dos Pianos quarry, Portugal
Price range: £3.50 through £7.50 -
Thomsonite from Punta del Aguila, Lanzarote, Spain
£15.00 -
Thomsonite from Quiraing, Scotland
£5.00 -
Thomsonite specimens from Ljósá Quarry
£50.00 -
Thulite specimens
Price range: £1.50 through £8.00 -
Titanite from Emmelberg, Germany
£10.00 -
Titanite from Thurstaston Beach, Merseyside
£10.00 -
Topaz crystals with Bixbyite
Price range: £1.25 through £10.00 -
Topaz from Emmelberg, Germany
Price range: £3.50 through £5.00 -
Topaz Specimens (Imperial)
Price range: £1.00 through £5.00 -
Topaz Specimens / Rough (Clear)
Price range: £5.00 through £15.00 -
Tourmaline – polished slices (Watermelon)
£3.50 -
Tourmaline (Schorl) from the Erongo Mountains, Namibia
£5.00 -
Tourmaline and Quartz from Skardu, Pakistan
Price range: £5.00 through £10.00 -
Tourmaline Crystals (Bicolour, Tricolour)
£3.00 -
Tourmaline Crystals (Black/Schorl)
Price range: £1.50 through £4.00 -
Tourmaline Crystals (Brown/Dravite)
Price range: £0.45 through £0.75 -
Tourmaline Crystals (Green/Verdelite)
Price range: £0.35 through £2.00 -
Tourmaline Crystals (Mixed)
Price range: £2.00 through £5.00 -
Tourmaline from Meldon Quarry, Devon
£25.00 -
Tourmaline from Skardu, Pakistan
Price range: £3.00 through £3.50 -
Tourmaline specimens (Black in Mica)
£7.50 -
Tourmaline specimens (Black Schorl in Milky Quartz)
Price range: £2.50 through £3.00 -
Tourmaline specimens (Black Schorl in Smoky Quartz)
£15.00 -
Tourmaline specimens (Blue indicolite in matrix)
£10.00 -
Tourmaline specimens (Green in Quartz)
£15.00 -
Tourmaline specimens (Schorl on Feldspar)
£1.50 -
Tridymite and Siderite from Vechec quarry, Slovakia
£3.50 -
Triplite from Megiliggar Rocks, Cornwall
£15.00 -
Tuperssuatsiaite from Aris Quarries, Namibia
£25.00 -
Turquoise Mineral Specimens
Price range: £1.00 through £5.00 -
Unusual Quartz points
£10.00 -
Uvarovite Garnet from Koskite Mine, Burma
£20.00 -
Uvarovite Garnet specimens from the Ural Mountains, Russia
£20.00 -
Vanadinite Crystals
Price range: £3.00 through £5.00 -
Vanadinite Specimens
Price range: £5.00 through £10.00 -
Vanadinite var Endlichite from Santa Eulalia Mining District, Mexico
£10.00 -
Variscite from Beauvoir quarry, France
£10.00 -
Variscite from Lucin Mining District, USA
£5.00 -
Variscite from Palazuelo de las Cuevas, Spain
Price range: £6.50 through £10.00 -
Vésigniéite and Malachite from Bardon Hill Quarry, Leicestershire
Price range: £10.00 through £20.00 -
Vésigniéite from Bardon Hill Quarry, Leicestershire
£7.50 -
Veszelyite from Straitsteps Mine, Scotland
£20.00 -
Volborthite from Nerother Kopf, Germany
Price range: £7.50 through £10.00 -
Vonsenite from Monchi Mine, Spain
£10.00 -
Wardite from Big Fish River, Canada
£20.00
Minerals are mostly naturally occurring, inorganic substances with a definite chemical composition and an ordered atomic structure.
Rocks are composed of one or more minerals, mineraloids, or organic materials. They are classified into three main types—igneous, sedimentary, and metamorphic—based on how they form.