Hardness focus

hard Gemstones

Compare durability and finishing options for gemstones in this hardness range.

All hardness levels

Aquamarine

Aquamarine is a Green, Blue cyclosilicate (beryl) prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

7.5 Mohs Aqua, Blue
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Beryl

Beryl is a Green, Blue cyclosilicate (beryl) prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

7.5 Mohs Blue, Green
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Bixbite

Bixbite is a Green, Blue cyclosilicate (beryl) prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

7.5 Mohs Blue, Green
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Blue Topaz

Blue Topaz is a Blue silicate prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

8 Mohs Blue
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Cat's Eye Chrysoberyl

Cat's Eye Chrysoberyl is a Green, Blue cyclosilicate (beryl) prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

7.5 Mohs Blue, Green
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Cat's Eye Topaz

Cat's Eye Topaz is a Blue, Yellow silicate prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

8 Mohs Blue, Yellow
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Champagne Topaz

Champagne Topaz is a Blue, Yellow silicate prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

8 Mohs Blue, Champagne
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Chrysoberyl

Chrysoberyl is a Green, Blue cyclosilicate (beryl) prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

7.5 Mohs Blue, Green
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Emerald

Emerald is a Green, Forest Green cyclosilicate (beryl) prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

7.5 Mohs Emerald Green, Forest Green
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Goshenite

Goshenite is a Green, Blue cyclosilicate (beryl) prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

7.5 Mohs Blue, Green
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Green Beryl

Green Beryl is a Green cyclosilicate (beryl) prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

7.5 Mohs Green
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Green Topaz

Green Topaz is a Green silicate prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

8 Mohs Green
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Heliodor

Heliodor is a Green, Blue cyclosilicate (beryl) prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

7.5 Mohs Blue, Green
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Imperial Topaz

Imperial Topaz is a Blue, Yellow silicate prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

8 Mohs Blue, Yellow
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London Blue Topaz

London Blue Topaz is a Blue silicate prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

8 Mohs Blue
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Maxixe

Maxixe is a Green, Blue cyclosilicate (beryl) prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

7.5 Mohs Blue, Green
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Morganite

Morganite is a Green, Blue cyclosilicate (beryl) prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

7.5 Mohs Blue, Green
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Mystic Topaz

Mystic Topaz is a Blue, Yellow silicate prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

8 Mohs Blue, Yellow
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Peach Topaz

Peach Topaz is a Blue, Yellow silicate prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

8 Mohs Blue, Orange
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Red Beryl

Red Beryl is a Red cyclosilicate (beryl) prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

7.5 Mohs Red
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Sky Blue Topaz

Sky Blue Topaz is a Blue silicate prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

8 Mohs Blue, Sky Blue
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Topaz

Topaz is a Blue, Yellow silicate prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

8 Mohs Blue, Yellow
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Yellow Topaz

Yellow Topaz is a Yellow silicate prized for its distinctive beauty, historic appeal, and use in fine jewellery and collector pieces.

8 Mohs Yellow
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