Rocks and Minerals
Showing 501–550 of 898 results
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Linarite from Red Gill Mine, Cumbria
£20.00 -
Linarite from Silver Gill, Cumbria
£7.50 -
New
Linarite specimens
£1.50 -
Loellingite from Monchi Mine, Spain
£5.00 -
Ludwigite from Toron Mines, Spain
£5.00 -
Magnesite from Azcárate Quarry, Spain
£5.00 -
Magnetite Crystal Specimens
Price range: £1.00 through £5.00 -
Magnetite crystals in matrix
£4.00 -
Magnetite from Imilchil, Morocco
£7.50 -
Magnetite from Port Muck, Northern Ireland
£5.00 -
Magnetite specimens from Iron Mountain, Utah, USA
Price range: £3.50 through £5.00 -
Malachite and Calcite from Great Orme, Wales
£5.00 -
New
Malachite and Mimetite from Rum Jungle, Australia
£5.00 -
New
Malachite from Bardon Hill Quarry, Leicestershire
£7.50 -
Malachite from Bou Beker, Morocco
£7.50 -
Malachite from Burra Burra Copper Mine, Australia
£20.00 -
Malachite from Cannington Park Quarry, Somerset
£10.00 -
Malachite from Castor Mine, Germany
£25.00 -
Malachite from Clara Mine, Germany
£10.00 -
Malachite from Driggith Mine, Cumbria
£5.00 -
Malachite from Higher Roughton Gill, Cumbria
£10.00 -
Malachite from Meadowfoot Smelter, Scotland
£2.50 -
Malachite from Penberthy Croft Mine, Cornwall
£3.50 -
Malachite from Roughton Gill, Cumbria
£3.50 -
Malachite from Tistoulet mine, France
£10.00 -
Malachite on baryte from Clevedon Beach, North Somerset
£10.00 -
Malachite specimens from the Great Orme, Wales
Price range: £4.00 through £7.00 -
Malachite, Cuprite, Quartz from Great Australia Mine, Australia
£3.50 -
Manganese dendrites in Calcite
£3.50 -
New
Manganite from Torr Works Quarry, Somerset
£7.50 -
Manganocalcite from Pachapaqui mining district, Peru
£20.00 -
Manganocalcite from Sterling Mine, USA
£3.00 -
Marble with Forsterite/Serpentine from Ledmore Quarry, Scotland
Price range: £4.00 through £5.00 -
Mcguinnessite from Gulsen, Austria
£10.00 -
Melilite, Apatite and Nepheline from Löhley, Germany
£10.00 -
Mendipite from Torr Works Quarry, Somerset
Price range: £10.00 through £15.00 -
Menilite from Camp dels Ninots, Spain
£5.00 -
Mesolite, Natrolite, and Thomsonite from Quiraing, Scotland
£7.50 -
New
Messelite from Palermo Mine, USA
£10.00 -
Meta-Stibnite after Berthierite from Gründenwald, Germany
£20.00 -
Mica and Tourmaline from Skardu, Pakistan
Price range: £4.00 through £10.00 -
Microcline from Lake George, USA
£15.00 -
Updated
Millerite from Coed-Ely Colliery, Wales
£20.00 -
Millerite from La Buscalie, France
£10.00 -
Mimetite and Quartz from Old Sandbed Mine, Cumbria
£3.50 -
Mimetite from Arm O’Grain, Cumbria
£3.00 -
Mimetite from Brandy Gill Mine, Cumbria
£10.00 -
Mimetite from Clara Mine, Germany
£5.00 -
Mimetite from Penberthy Croft Mine, Cornwall
Price range: £2.50 through £4.00 -
Mixite from Schmiedestollen dump, Germany
£25.00
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.