Large Amazonite Pebble A Grade Polished Natural Amazonite Gemstone with Certificate of Authenticity
£ 14.40
LARGE AMAZONITE PEBBLE – A GRADE POLISHEDThis A Grade Large Amazonite Pebble is a beautifully polished natural gemstone
selected for its vivid colour, smooth finish, and striking internal patterns. The photographs in the listing show the exact specimen you will receive, ensuring full confidence in its quality and natural characteristics. All of our crystals are 100% genuine natural specimens and include a Certificate of Authenticity. This Amazonite pebble is ideal for collectors, décor enthusiasts, and anyone who enjoys the calming tactile experience of polished stones. MINERALOGICAL PROFILE: AMAZONITE – MICROCLINE FELDSPAR (KALSI₃O₈)Amazonite is the blue-green to turquoise variety of microcline, a potassium-rich feldspar mineral that belongs to the triclinic crystal system. Its famous colour is caused primarily by trace amounts of lead and water molecules incorporated into the crystal lattice during formation.Key mineralogical features include:
• Chemical Composition: Potassium aluminium silicate (KAlSi₃O₈)
• Crystal System: Triclinic
• Colour: Turquoise, teal, blue-green, often with white streaking or mottling
• Lustre: Vitreous to pearly after polishing
• Transparency: Opaque to slightly translucent around thin edges
• Crystal Habit: Typically blocky masses or tabular crystals, rarely forming large prismatic crystalsA Grade Amazonite exhibits strong, consistent colour, fine grain, and minimal surface imperfections, making it excellent for polished forms such as palmstones and pebbles. GEOLOGICAL FORMATION AND NATURAL ORIGIN ENVIRONMENTAmazonite forms deep within granitic pegmatites—large coarse-grained igneous rock bodies created when molten magma cools slowly under the Earth’s surface. Pegmatites provide the perfect conditions for large feldspar crystals to develop, often alongside quartz, mica, and tourmaline.The formation process includes: 1. Slow Cooling of Silica-Rich Magma 2. As magma cools within a pegmatite chamber, feldspar crystals have time to grow large and well-formed. 3. Trace Element Incorporation 4. Lead, water, and alkali metals contribute to the distinctive blue-green colour of Amazonite. 5. Twinning and Structural Patterning 6. Microcline’s internal grid-like twinning patterns create subtle shimmering effects when polished. 7. Geological Stability Over Time 8. Once fully formed, Amazonite remains structurally stable, forming attractive masses later shaped and polished into decorative pieces.Prime Amazonite sources include Madagascar, Brazil, Russia (especially the famous Ilmen Mountains), the USA (Colorado), and parts of Africa. AESTHETIC QUALITIES AND NATURAL BEAUTYThis polished Amazonite pebble displays the mineral’s signature beauty:
• Rich turquoise to blue-green tones, varying subtly across the stone
• Natural banding and marbling, unique to each individual piece
• Smooth, glossy polished finish, enhancing colour depth and pattern
• Comfortable, ergonomic palm shape, perfect for holding or display
• A calming, soothing appearance, making it ideal for décor or meditation spacesIts blend of vivid colour and serene visual texture makes Amazonite one of the most popular decorative gemstones. SCIENTIFIC AND COLLECTOR SIGNIFICANCEAmazonite is valued by mineral collectors and geologists alike due to:
• Its unusual colour-causing mechanism involving trace lead
• Its connection to large pegmatite formations
• Its fine twinning patterns, visible under magnification
• Its association with mica, quartz, and rare pegmatite mineralsCollectors prize Amazonite for its:
• Strong, consistent colouration
• Attractive marbling and natural patterns
• Durability and polishability
• Unique visual impact in both small and large piecesA Grade polished Amazonite pebbles like this one are especially desirable for their clarity of colour and refined finish. AUTHENTICITY AND QUALITY ASSURANCEEvery stone we supply is 100% natural and hand-selected for its quality, colour, and structure. This Large Amazonite Pebble – A Grade Polished comes with a Certificate of Authenticity, and the images show the exact item you will receive. With its vibrant colour, smooth polish, and beautifully balanced shape, it is a standout addition to any crystal collection, wellness toolkit, or decorative display.
selected for its vivid colour, smooth finish, and striking internal patterns. The photographs in the listing show the exact specimen you will receive, ensuring full confidence in its quality and natural characteristics. All of our crystals are 100% genuine natural specimens and include a Certificate of Authenticity. This Amazonite pebble is ideal for collectors, décor enthusiasts, and anyone who enjoys the calming tactile experience of polished stones. MINERALOGICAL PROFILE: AMAZONITE – MICROCLINE FELDSPAR (KALSI₃O₈)Amazonite is the blue-green to turquoise variety of microcline, a potassium-rich feldspar mineral that belongs to the triclinic crystal system. Its famous colour is caused primarily by trace amounts of lead and water molecules incorporated into the crystal lattice during formation.Key mineralogical features include:
• Chemical Composition: Potassium aluminium silicate (KAlSi₃O₈)
• Crystal System: Triclinic
• Colour: Turquoise, teal, blue-green, often with white streaking or mottling
• Lustre: Vitreous to pearly after polishing
• Transparency: Opaque to slightly translucent around thin edges
• Crystal Habit: Typically blocky masses or tabular crystals, rarely forming large prismatic crystalsA Grade Amazonite exhibits strong, consistent colour, fine grain, and minimal surface imperfections, making it excellent for polished forms such as palmstones and pebbles. GEOLOGICAL FORMATION AND NATURAL ORIGIN ENVIRONMENTAmazonite forms deep within granitic pegmatites—large coarse-grained igneous rock bodies created when molten magma cools slowly under the Earth’s surface. Pegmatites provide the perfect conditions for large feldspar crystals to develop, often alongside quartz, mica, and tourmaline.The formation process includes: 1. Slow Cooling of Silica-Rich Magma 2. As magma cools within a pegmatite chamber, feldspar crystals have time to grow large and well-formed. 3. Trace Element Incorporation 4. Lead, water, and alkali metals contribute to the distinctive blue-green colour of Amazonite. 5. Twinning and Structural Patterning 6. Microcline’s internal grid-like twinning patterns create subtle shimmering effects when polished. 7. Geological Stability Over Time 8. Once fully formed, Amazonite remains structurally stable, forming attractive masses later shaped and polished into decorative pieces.Prime Amazonite sources include Madagascar, Brazil, Russia (especially the famous Ilmen Mountains), the USA (Colorado), and parts of Africa. AESTHETIC QUALITIES AND NATURAL BEAUTYThis polished Amazonite pebble displays the mineral’s signature beauty:
• Rich turquoise to blue-green tones, varying subtly across the stone
• Natural banding and marbling, unique to each individual piece
• Smooth, glossy polished finish, enhancing colour depth and pattern
• Comfortable, ergonomic palm shape, perfect for holding or display
• A calming, soothing appearance, making it ideal for décor or meditation spacesIts blend of vivid colour and serene visual texture makes Amazonite one of the most popular decorative gemstones. SCIENTIFIC AND COLLECTOR SIGNIFICANCEAmazonite is valued by mineral collectors and geologists alike due to:
• Its unusual colour-causing mechanism involving trace lead
• Its connection to large pegmatite formations
• Its fine twinning patterns, visible under magnification
• Its association with mica, quartz, and rare pegmatite mineralsCollectors prize Amazonite for its:
• Strong, consistent colouration
• Attractive marbling and natural patterns
• Durability and polishability
• Unique visual impact in both small and large piecesA Grade polished Amazonite pebbles like this one are especially desirable for their clarity of colour and refined finish. AUTHENTICITY AND QUALITY ASSURANCEEvery stone we supply is 100% natural and hand-selected for its quality, colour, and structure. This Large Amazonite Pebble – A Grade Polished comes with a Certificate of Authenticity, and the images show the exact item you will receive. With its vibrant colour, smooth polish, and beautifully balanced shape, it is a standout addition to any crystal collection, wellness toolkit, or decorative display.
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