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FOSSIL SHARK'S TOOTH - 55 million years old - Morocco
£8.00

Pocket magnifier/hand lens
£5.00

SIKHOTE-ALIN METEORITE (1.5 centimetre) - Russia
£10.00

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PRECIOUS AND SEMI-PRECIOUS GEMSTONES

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Home > MINERALS > PRECIOUS AND SEMI-PRECIOUS GEMSTONES

GEMSTONES

Gemstones are minerals that, when cut and polished, are suitable for jewellery or similar adornment. For more information about minerals and gemstones and how they are formed click on the 'About minerals' tab above.

Click here to view a selection of previously sold gemstones and minerals

LARIMAR (POLISHED PIECE) - Dominican Republic

PRICE: £35.00VIEW

LARIMAR (POLISHED PIECE) - Dominican Republic

AGATE (CUT AND POLISHED THICK SLICE) - Brazil

PRICE: £39.00VIEW

AGATE (CUT AND POLISHED THICK SLICE) - Brazil

AGATE (CUT AND POLISHED THICK SLICE) - Brazil

PRICE: £38.00VIEW

AGATE (CUT AND POLISHED THICK SLICE) - Brazil

AGATE (CUT AND POLISHED) - BRAZIL

PRICE: £30.00VIEW

AGATE (CUT AND POLISHED) - BRAZIL

AGATE (CUT AND POLISHED) - BRAZIL

PRICE: £18.00VIEW

AGATE (CUT AND POLISHED) - BRAZIL

AMETHYST - Collection of tumble-polished amethyst stones

PRICE: £8.00VIEW

AMETHYST - Collection of tumble-polished amethyst stones

AMETHYST CRYSTALS (PART OF A NATURAL GEODE) - Uruguay

PRICE: £20.00VIEW

AMETHYST CRYSTALS (PART OF A NATURAL GEODE) - Uruguay

BOTRYOIDAL MALACHITE - Congo, Africa

PRICE: £26.00VIEW

BOTRYOIDAL MALACHITE - Congo, Africa

BURNT AMETHYST (FALSE CITRINE) - Brazil

PRICE: £14.00VIEW

BURNT AMETHYST (FALSE CITRINE) - Brazil

CHRYSOPRASE (large natural piece) - Australia

PRICE: £45.00VIEW

CHRYSOPRASE (large natural piece) - Australia

CHRYSOPRASE (natural piece) - Australia

PRICE: £25.00VIEW

CHRYSOPRASE (natural piece) - Australia

DENDRITIC AGATE (POLISHED GEMSTONE) - Russia

PRICE: £26.00VIEW

DENDRITIC AGATE (POLISHED GEMSTONE) - Russia

DOUBLY-TERMINATED QUARTZ CRYSTALS, NATURALLY GROWN TOGETHER

PRICE: £26.00VIEW

DOUBLY-TERMINATED QUARTZ CRYSTALS, NATURALLY GROWN TOGETHER

EUDIALYTE CRYSTALS IN SYENITE - Russia

PRICE: £29.00VIEW

EUDIALYTE CRYSTALS IN SYENITE - Russia

GEMSTONES (Second hand copy in unused condition)

PRICE: £4.00VIEW

GEMSTONES (Second hand copy in unused condition)

JASPER (CUT AND POLISHED) - Western Australia

PRICE: £36.00VIEW

JASPER (CUT AND POLISHED) - Western Australia

JET (BUTTERWORTH GEM BOOKS) (second hand copy)

PRICE: £30.00VIEW

JET (BUTTERWORTH GEM BOOKS) (second hand copy)

JET (NATURAL PIECES) - Whitby, Yorkshire

PRICE: £20.00VIEW

JET (NATURAL PIECES) - Whitby, Yorkshire

JET JEWELLERY AND ORNAMENTS (second hand copy)

PRICE: £3.00VIEW

JET JEWELLERY AND ORNAMENTS (second hand copy)

JURASSIC CORAL - Tisbury, Wiltshire

PRICE: £18.00VIEW

JURASSIC CORAL - Tisbury, Wiltshire

KALEIDOSCOPE JASPER - Oregon, USA

PRICE: £34.00VIEW

KALEIDOSCOPE JASPER - Oregon, USA

LACE AGATE POLISHED SPHERE (6.2 CENTIMETRE) - Mexico

PRICE: £40.00VIEW

LACE AGATE POLISHED SPHERE (6.2 CENTIMETRE) - Mexico

LAPIS LAZULI (POLISHED EGG) - Afghanistan

PRICE: £30.00VIEW

LAPIS LAZULI (POLISHED EGG) - Afghanistan

LAPIS LAZULI - Afghanistan (small)

PRICE: £4.00VIEW

LAPIS LAZULI - Afghanistan (small)

LAZURITE CRYSTALS IN MARBLE - Pakistan

PRICE: £38.00VIEW

LAZURITE CRYSTALS IN MARBLE - Pakistan

LEOPARD SKIN JASPER - Mexico

PRICE: £12.00VIEW

LEOPARD SKIN JASPER - Mexico

MALACHITE (POLISHED SLICE) - Africa

PRICE: £38.00VIEW

MALACHITE (POLISHED SLICE) - Africa

MALAWI AGATE (CUT AND POLISHED) - Malawi, Africa

PRICE: £32.00VIEW

MALAWI AGATE (CUT AND POLISHED) - Malawi, Africa

MOOKAITE (LARGE POLISHED SLICE) - Western Australia

PRICE: £42.00VIEW

MOOKAITE (LARGE POLISHED SLICE) - Western Australia

MOOKAITE (POLISHED SLICE) - Western Australia

PRICE: £20.00VIEW

MOOKAITE (POLISHED SLICE) - Western Australia

MOSS AGATE (CUT AND POLISHED SLAB)

PRICE: £29.00VIEW

MOSS AGATE (CUT AND POLISHED SLAB)

MOSS OPAL (DENDRITIC OPAL)

PRICE: £14.00VIEW

MOSS OPAL (DENDRITIC OPAL)

MOSS OPAL (DENDRITIC OPAL) - Western Australia

PRICE: £12.00VIEW

MOSS OPAL (DENDRITIC OPAL) - Western Australia

OCEAN JASPER - Madagascar

PRICE: £28.00VIEW

OCEAN JASPER - Madagascar

POLISHED SODALITE EGG (7.7 CENTIMETRES) - Brazil

PRICE: £29.00VIEW

POLISHED SODALITE EGG (7.7 CENTIMETRES) - Brazil

PRECIOUS OPAL - Ethiopia

PRICE: £10.00VIEW

PRECIOUS OPAL - Ethiopia

QUARTZ CRYSTALS - Arkansas, USA

PRICE: £36.00VIEW

QUARTZ CRYSTALS - Arkansas, USA

QUARTZ GEODE (COCONUT GEODE) - Chihuahua, Mexico

PRICE: £25.00VIEW

QUARTZ GEODE (COCONUT GEODE) - Chihuahua, Mexico

QUEENSLAND AGATES (COLLECTION OF FIVE SMALL AGATES) - Queensland, Australia

PRICE: £22.00VIEW

QUEENSLAND AGATES (COLLECTION OF FIVE SMALL AGATES) - Queensland, Australia

ROSE QUARTZ (SMALL PIECE) - Brazil

PRICE: £7.00VIEW

ROSE QUARTZ (SMALL PIECE) - Brazil

ROSE QUARTZ (SMALL TRANSPARENT PIECE) - Madagascar

PRICE: £20.00VIEW

ROSE QUARTZ (SMALL TRANSPARENT PIECE) - Madagascar

ROUGH PRECIOUS OPAL CHIPS (28 grams) - Australia

PRICE: £30.00VIEW

ROUGH PRECIOUS OPAL CHIPS (28 grams) - Australia

RUBELLITE CRYSTALS IN QUARTZ - Brazil

PRICE: £22.00VIEW

RUBELLITE CRYSTALS IN QUARTZ - Brazil

RUBY CRYSTALS - Mysore, India

PRICE: £30.00VIEW

RUBY CRYSTALS - Mysore, India

RUBY CRYSTALS IN AMPHIBOLITE

PRICE: £34.00VIEW

RUBY CRYSTALS IN AMPHIBOLITE

RUBY CRYSTALS IN FUCHSITE (polished sphere) - India

PRICE: £42.00VIEW

RUBY CRYSTALS IN FUCHSITE (polished sphere) - India

SERAPHINITE 'POLISHED PALM STONE' (6.4 centimetres) - Siberia

PRICE: £30.00VIEW

SERAPHINITE 'POLISHED PALM STONE' (6.4 centimetres) - Siberia

SNOWFLAKE OBSIDIAN - Utah, USA

PRICE: £26.00VIEW

SNOWFLAKE OBSIDIAN - Utah, USA

SODALITE - Canada

PRICE: £22.00VIEW

SODALITE - Canada

SONORA AGATES (COLLECTION OF THREE) - Chihuahua, Mexico

PRICE: £28.00VIEW

SONORA AGATES (COLLECTION OF THREE) - Chihuahua, Mexico

STRIPED FLINT (POLISHED SLICE) - Poland

PRICE: £95.00VIEW

STRIPED FLINT (POLISHED SLICE) - Poland

TOPAZ (SPECTACULAR WATER-CLEAR COBBLE WITH CLEAVED SURFACE) (725 grams) - Ukraine

PRICE: £550.00VIEW

TOPAZ (SPECTACULAR WATER-CLEAR COBBLE WITH CLEAVED SURFACE) (725 grams) - Ukraine

TRANSPARENT QUARTZ CRYSTAL - Brazil

PRICE: £10.00VIEW

TRANSPARENT QUARTZ CRYSTAL - Brazil

TURRITELLA AGATE - unpolished piece - Wyoming, USA

PRICE: £15.00VIEW

TURRITELLA AGATE - unpolished piece - Wyoming, USA

UNAKITE (POLISHED SLICE)

PRICE: £18.00VIEW

UNAKITE (POLISHED SLICE)

VERY LARGE AND BEAUTIFUL AMETHYST GEODE - Brazil

PRICE: £750.00VIEW

VERY LARGE AND BEAUTIFUL AMETHYST GEODE - Brazil

ZEBRA ROCK (polished 'egg') - Australia

PRICE: £55.00VIEW

ZEBRA ROCK (polished 'egg') - Australia

JET JEWELLERY AND ORNAMENTS (second hand copy)

PRICE: £3.00VIEW

JET JEWELLERY AND ORNAMENTS (second hand copy)

LAPIS LAZULI - Afghanistan (small)

PRICE: £4.00VIEW

LAPIS LAZULI - Afghanistan (small)

GEMSTONES (Second hand copy in unused condition)

PRICE: £4.00VIEW

GEMSTONES (Second hand copy in unused condition)

ROSE QUARTZ (SMALL PIECE) - Brazil

PRICE: £7.00VIEW

ROSE QUARTZ (SMALL PIECE) - Brazil

AMETHYST - Collection of tumble-polished amethyst stones

PRICE: £8.00VIEW

AMETHYST - Collection of tumble-polished amethyst stones

PRECIOUS OPAL - Ethiopia

PRICE: £10.00VIEW

PRECIOUS OPAL - Ethiopia

TRANSPARENT QUARTZ CRYSTAL - Brazil

PRICE: £10.00VIEW

TRANSPARENT QUARTZ CRYSTAL - Brazil

LEOPARD SKIN JASPER - Mexico

PRICE: £12.00VIEW

LEOPARD SKIN JASPER - Mexico

MOSS OPAL (DENDRITIC OPAL) - Western Australia

PRICE: £12.00VIEW

MOSS OPAL (DENDRITIC OPAL) - Western Australia

MOSS OPAL (DENDRITIC OPAL)

PRICE: £14.00VIEW

MOSS OPAL (DENDRITIC OPAL)

BURNT AMETHYST (FALSE CITRINE) - Brazil

PRICE: £14.00VIEW

BURNT AMETHYST (FALSE CITRINE) - Brazil

TURRITELLA AGATE - unpolished piece - Wyoming, USA

PRICE: £15.00VIEW

TURRITELLA AGATE - unpolished piece - Wyoming, USA

AGATE (CUT AND POLISHED) - BRAZIL

PRICE: £18.00VIEW

AGATE (CUT AND POLISHED) - BRAZIL

UNAKITE (POLISHED SLICE)

PRICE: £18.00VIEW

UNAKITE (POLISHED SLICE)

JURASSIC CORAL - Tisbury, Wiltshire

PRICE: £18.00VIEW

JURASSIC CORAL - Tisbury, Wiltshire

MOOKAITE (POLISHED SLICE) - Western Australia

PRICE: £20.00VIEW

MOOKAITE (POLISHED SLICE) - Western Australia

ROSE QUARTZ (SMALL TRANSPARENT PIECE) - Madagascar

PRICE: £20.00VIEW

ROSE QUARTZ (SMALL TRANSPARENT PIECE) - Madagascar

AMETHYST CRYSTALS (PART OF A NATURAL GEODE) - Uruguay

PRICE: £20.00VIEW

AMETHYST CRYSTALS (PART OF A NATURAL GEODE) - Uruguay

JET (NATURAL PIECES) - Whitby, Yorkshire

PRICE: £20.00VIEW

JET (NATURAL PIECES) - Whitby, Yorkshire

QUEENSLAND AGATES (COLLECTION OF FIVE SMALL AGATES) - Queensland, Australia

PRICE: £22.00VIEW

QUEENSLAND AGATES (COLLECTION OF FIVE SMALL AGATES) - Queensland, Australia

RUBELLITE CRYSTALS IN QUARTZ - Brazil

PRICE: £22.00VIEW

RUBELLITE CRYSTALS IN QUARTZ - Brazil

SODALITE - Canada

PRICE: £22.00VIEW

SODALITE - Canada

QUARTZ GEODE (COCONUT GEODE) - Chihuahua, Mexico

PRICE: £25.00VIEW

QUARTZ GEODE (COCONUT GEODE) - Chihuahua, Mexico

CHRYSOPRASE (natural piece) - Australia

PRICE: £25.00VIEW

CHRYSOPRASE (natural piece) - Australia

BOTRYOIDAL MALACHITE - Congo, Africa

PRICE: £26.00VIEW

BOTRYOIDAL MALACHITE - Congo, Africa

DOUBLY-TERMINATED QUARTZ CRYSTALS, NATURALLY GROWN TOGETHER

PRICE: £26.00VIEW

DOUBLY-TERMINATED QUARTZ CRYSTALS, NATURALLY GROWN TOGETHER

SNOWFLAKE OBSIDIAN - Utah, USA

PRICE: £26.00VIEW

SNOWFLAKE OBSIDIAN - Utah, USA

DENDRITIC AGATE (POLISHED GEMSTONE) - Russia

PRICE: £26.00VIEW

DENDRITIC AGATE (POLISHED GEMSTONE) - Russia

SONORA AGATES (COLLECTION OF THREE) - Chihuahua, Mexico

PRICE: £28.00VIEW

SONORA AGATES (COLLECTION OF THREE) - Chihuahua, Mexico

OCEAN JASPER - Madagascar

PRICE: £28.00VIEW

OCEAN JASPER - Madagascar

MOSS AGATE (CUT AND POLISHED SLAB)

PRICE: £29.00VIEW

MOSS AGATE (CUT AND POLISHED SLAB)

POLISHED SODALITE EGG (7.7 CENTIMETRES) - Brazil

PRICE: £29.00VIEW

POLISHED SODALITE EGG (7.7 CENTIMETRES) - Brazil

EUDIALYTE CRYSTALS IN SYENITE - Russia

PRICE: £29.00VIEW

EUDIALYTE CRYSTALS IN SYENITE - Russia

LAPIS LAZULI (POLISHED EGG) - Afghanistan

PRICE: £30.00VIEW

LAPIS LAZULI (POLISHED EGG) - Afghanistan

JET (BUTTERWORTH GEM BOOKS) (second hand copy)

PRICE: £30.00VIEW

JET (BUTTERWORTH GEM BOOKS) (second hand copy)

ROUGH PRECIOUS OPAL CHIPS (28 grams) - Australia

PRICE: £30.00VIEW

ROUGH PRECIOUS OPAL CHIPS (28 grams) - Australia

RUBY CRYSTALS - Mysore, India

PRICE: £30.00VIEW

RUBY CRYSTALS - Mysore, India

SERAPHINITE 'POLISHED PALM STONE' (6.4 centimetres) - Siberia

PRICE: £30.00VIEW

SERAPHINITE 'POLISHED PALM STONE' (6.4 centimetres) - Siberia

AGATE (CUT AND POLISHED) - BRAZIL

PRICE: £30.00VIEW

AGATE (CUT AND POLISHED) - BRAZIL

MALAWI AGATE (CUT AND POLISHED) - Malawi, Africa

PRICE: £32.00VIEW

MALAWI AGATE (CUT AND POLISHED) - Malawi, Africa

KALEIDOSCOPE JASPER - Oregon, USA

PRICE: £34.00VIEW

KALEIDOSCOPE JASPER - Oregon, USA

RUBY CRYSTALS IN AMPHIBOLITE

PRICE: £34.00VIEW

RUBY CRYSTALS IN AMPHIBOLITE

LARIMAR (POLISHED PIECE) - Dominican Republic

PRICE: £35.00VIEW

LARIMAR (POLISHED PIECE) - Dominican Republic

JASPER (CUT AND POLISHED) - Western Australia

PRICE: £36.00VIEW

JASPER (CUT AND POLISHED) - Western Australia

QUARTZ CRYSTALS - Arkansas, USA

PRICE: £36.00VIEW

QUARTZ CRYSTALS - Arkansas, USA

AGATE (CUT AND POLISHED THICK SLICE) - Brazil

PRICE: £38.00VIEW

AGATE (CUT AND POLISHED THICK SLICE) - Brazil

LAZURITE CRYSTALS IN MARBLE - Pakistan

PRICE: £38.00VIEW

LAZURITE CRYSTALS IN MARBLE - Pakistan

MALACHITE (POLISHED SLICE) - Africa

PRICE: £38.00VIEW

MALACHITE (POLISHED SLICE) - Africa

AGATE (CUT AND POLISHED THICK SLICE) - Brazil

PRICE: £39.00VIEW

AGATE (CUT AND POLISHED THICK SLICE) - Brazil

LACE AGATE POLISHED SPHERE (6.2 CENTIMETRE) - Mexico

PRICE: £40.00VIEW

LACE AGATE POLISHED SPHERE (6.2 CENTIMETRE) - Mexico

RUBY CRYSTALS IN FUCHSITE (polished sphere) - India

PRICE: £42.00VIEW

RUBY CRYSTALS IN FUCHSITE (polished sphere) - India

MOOKAITE (LARGE POLISHED SLICE) - Western Australia

PRICE: £42.00VIEW

MOOKAITE (LARGE POLISHED SLICE) - Western Australia

CHRYSOPRASE (large natural piece) - Australia

PRICE: £45.00VIEW

CHRYSOPRASE (large natural piece) - Australia

ZEBRA ROCK (polished 'egg') - Australia

PRICE: £55.00VIEW

ZEBRA ROCK (polished 'egg') - Australia

STRIPED FLINT (POLISHED SLICE) - Poland

PRICE: £95.00VIEW

STRIPED FLINT (POLISHED SLICE) - Poland

TOPAZ (SPECTACULAR WATER-CLEAR COBBLE WITH CLEAVED SURFACE) (725 grams) - Ukraine

PRICE: £550.00VIEW

TOPAZ (SPECTACULAR WATER-CLEAR COBBLE WITH CLEAVED SURFACE) (725 grams) - Ukraine

VERY LARGE AND BEAUTIFUL AMETHYST GEODE - Brazil

PRICE: £750.00VIEW

VERY LARGE AND BEAUTIFUL AMETHYST GEODE - Brazil

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