Rocks and Minerals
Showing 501–550 of 890 results
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Linarite from Silver Gill, Cumbria
£7.50 -
New
Linarite, Brochantite, Caledonite, Cerussite from East Roman Gravels Mine, Shropshire
£10.00 -
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 -
Malachite from Bou Beker, Morocco
£7.50 -
Malachite from Burra Burra Copper Mine, Australia
£20.00 -
New
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 -
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: £3.00 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 -
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 -
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 -
Molybdenite and Schorl from Hingston Down Quarry, Cornwall
Price range: £15.00 through £25.00 -
Molybdenite from Carrock Mine, Cumbria
£7.50 -
Molybdenite from Hingston Down Quarry, Cornwall
£12.50 -
Molybdenite from Malmbjerg Mine, Greenland
£10.00 -
Molybdenite from Mont Saint-Hilaire, Canada
Price range: £2.50 through £3.00 -
Molybdenite from Toron Mines, Spain
£6.50
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.