
Talk Stage

Coming to The London Gem & Mineral Show 2025
Spotlight on The London Gem & Mineral Show
We’re excited to welcome the Talk Stage back to The London Gem & Mineral Show 2025! Join us for expert insights on crystals, from their geological formation, crystals in business, and trends in the industry - we'll be exploring the earth's treasures from all angles.
Calendar
2025 Schedule
Please note, these schedules may be subject to change.
Saturday 22nd November
11:30 - 12:00
Justin K Prim
In this talk, gemcutter Justin K Prim will explore the rich history of emeralds, from their ancient origins and legendary status to the global sources that have supplied them through the centuries. It delves into the evolving techniques of emerald cutting, highlighting how lapidaries have worked with this delicate gem across cultures and eras. Attendees will gain a deeper appreciation for emeralds not only as beautiful stones but as artifacts of human craftsmanship and desire.
Emeralds Through Time: History, Sources, and the Art of Emerald Cutting
12:15 - 12:45
Emily Coulter & Candice Hamilton
This popular group includes both emeralds and aquamarine, and has been coveted throughout history, but how do they form within the Earth? Join Geologist Emily Coulter and Gemmologist Candice Hamilton and dive into the geological origins of the beryl family - from molten magma to intriguing inclusions.
Beryls - An Earth Story
13:00 - 13:30
David Brough
Led by David Brough (@davidbroughjewels), Editor of @jewelleryoutlook, this expert panel brings together leading voices in the gemstone trade to explore the forces shaping today’s coloured gemstone market. Panellists Arya Marafie (Mayfair Gems), Kristian Spofforth (Heritage Auctions), and Brinder Singh (@thejewelgeek) will discuss emerging trends, collector demand, ethical sourcing, and shifting values in the global gem landscape. Whether you’re a dealer, designer, or enthusiast, this session offers valuable insight into what’s driving the sparkle behind the scenes.
Panel Discussion: Key Drivers and Trends in Coloured Gemstone Markets
13:45 - 14:15
Sarah Hurley Academy
The crystal and gem market is booming, but how do you stand out, build trust, and create a brand that shines? In this inspiring and practical session, award-winning entrepreneur and business educator Sarah Hurley, founder of Sarah Hurley Academy, shares how to turn your passion for crystals into a distinctive, profitable brand. From defining your story and visual identity to understanding your audience and pricing with confidence, Sarah will guide you through the core steps of brand building in one of today’s fastest-growing lifestyle industries. Discover how to position your business, connect authentically with customers, and create experiences that add real value beyond the product itself. Whether you’re a retailer, maker, or creative entrepreneur, this session will equip you with clear, actionable strategies to grow your crystal brand with purpose and professionalism.
Building a Brand in the Crystal Market
14:30 - 15:00
Greenlaw's Mines
Join Pete Ward for a captivating journey into the rich history and geology of one of the UK's most historically significant mineral sites: the Greenlaws Mine in the North Pennines. This talk explores the legendary Greenlaws East Vein, famous for producing some of the finest British fluorite specimens, including the superb lemon yellow fluorite held in the Natural History Museum, London. Pete will share an exclusive look at spectacular recent finds, including deep purple and amber/purple zoned fluorite, and unique crystal overgrowths with complex formations. Learn how differing pulses of fluids created this incredible variety of colour and morphology. A must-see presentation for anyone interested in classic British minerals, mining history, or the beautiful, complex science of crystal formation.
An Insight into British Fluorite Mines with Pete Ward
15:15 - 15:45
Jolyon Ralph
Join Jolyon, the founder of Mindat.org, for an insightful exploration into the world of minerals through the lens of this invaluable online resource. In this talk, Jolyon will guide you through the vast database of mineral knowledge on Mindat.org, sharing how the platform has become an essential tool for enthusiasts, collectors, and professionals alike. Learn how to navigate the website, discover the science behind mineral identification, and explore the rich global diversity of minerals. Whether you’re a beginner or a seasoned collector, this talk will deepen your understanding of the fascinating world of minerals.
Learning About Minerals with mindat.org
16:00 - 16:30
Isaac Andreou
Join Outback Opal Hunters’ Isaac Andreou for an insider’s look at the world of Australian opals - from the rugged outback mines to the glittering showcases of the gem world. Discover how these rare treasures are formed, found, and brought to life, and hear stories from behind the scenes of opal mining in the Australian desert. A captivating journey through colour, craftsmanship, and the enduring spirit of the opal industry.
Chasing Colour in the Outback
Sunday 23rd November
10:45 - 11:15
Justin K Prim
In this talk, gemcutter Justin K Prim will present a general introduction to the process of gemcutting as well as touch on some of the superpowers of the gem cutter, like subtly altering the colour and shape through different cutting patterns. Beginning with an overview of faceting, Justin will walk us through each stage of the cutting process and explain the role that each step plays in the gemstones final appearance and beauty. We will learn how to distinguish a well-cut stone from a poorly cut stone as well as discover how cutting can affect the gemstones final color which plays a major role in the stones final value. Finally, he will present the art of recutting and demonstrate how value can be added to a commercially cut gemstone by recutting it into something more beautiful, more colourful, and more valuable.
Beauty, Value, and the Power of Gemcutting
11:30 - 12:00
UK NXT GEN Mineral Collectors
Join the NXT GEN Mineral Collectors for an engaging introduction to one of Britain’s most beloved minerals - fluorite. This talk will take you on a journey through the country’s key fluorite localities, from the historic mines of Cornwall and the South West to the rich deposits of the South and North Pennines. Discover how these beautiful crystals form, the unique colours and habits found across different regions, and why British fluorite continues to captivate collectors worldwide. Perfect for both newcomers and seasoned enthusiasts, this session offers a fresh, youthful perspective on a classic British mineral.
Introduction to Fluorite with UK NXT GEN Mineral Collectors
12:15 - 12:45
Hurley Insights
Discover what’s next for the crystal and gem market in this exclusive industry trends session from Hurley Insights, the research and forecasting division founded by award-winning entrepreneur Sarah Hurley. We'll discuss how changing consumer behaviour, colour and material trends, and evolving retail experiences are shaping the future of the crystal economy. From ethical sourcing to storytelling, from digital retail to design aesthetics, this session reveals how brands and retailers can find the sparkle within the stats, turning insight into opportunity and trend into treasure. You’ll come away with practical, forward looking insights into how today’s consumers are buying, collecting, and connecting through crystals, and what the next generation of retail will look like.
The Business of Crystals: Finding Sparkle in Trends & Data
13:00 - 13:30
Jolyon Ralph
Join Jolyon, the founder of Mindat.org, for an insightful exploration into the world of minerals through the lens of this invaluable online resource. In this talk, Jolyon will guide you through the vast database of mineral knowledge on Mindat.org, sharing how the platform has become an essential tool for enthusiasts, collectors, and professionals alike. Learn how to navigate the website, discover the science behind mineral identification, and explore the rich global diversity of minerals. Whether you’re a beginner or a seasoned collector, this talk will deepen your understanding of the fascinating world of minerals.
Learning About Minerals with mindat.org
13:45 - 14:15
Robin Hansen
Why are minerals different colours? Why do some change colour, or show an optical phenomenon? Learn about the science behind colour and why minerals form in the colours they do, illustrated with highlights from the Mineral and Gem Collection of the Natural History Museum, London.
Colours of the Natural History Museum Gem and Mineral Collection
14:30 - 15:30
Emily Coulter & Candice Hamilton
This popular group includes both emeralds and aquamarine, and has been coveted throughout history, but how do they form within the Earth? Join Geologist Emily Coulter and Gemmologist Candice Hamilton and dive into the geological origins of the beryl family - from molten magma to intriguing inclusions.
Beryls - An Earth Story
15:15 - 15:35
Isaac Andreou
Join Isaac Andreou of Opal Whisperers for a luminous exploration of one of nature’s most enchanting gems. Discover how opals are formed, what creates their signature play of colour, and the deeper energetic and cultural meanings they hold around the world. Blending science, storytelling, and spiritual insight, Isaac reveals the true magic behind these living stones and why they continue to captivate hearts and collectors alike.
Opal Origins: Uncovering the Science and Spirit of the Stone
15:50 - 16:30
Simon & Lucinda
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Live Podcast





