Rose Quartz Tumblestone 10-20mm A Grade Brazil Pink Quartz 100g Bag Polished Crystal Bulk Stones Collectors Display Set with Certificate

Product Overview
This 100g bag of A Grade Rose Quartz tumblestones from Brazil features carefully selected small polished crystals, each measuring approximately 10–20mm. These stones display soft pink tones and a smooth finish, making them ideal for collectors, decorative use, or gemstone assortments. Supplied with a Certificate of Authenticity lifetime guarantee card, this set offers both quality and value. The listing image shows an example of the stones you will receive, with each bag containing a natural variation in colour and appearance. Please refer to the photo for full sizing and scale.

Mineral Identification and Composition
Rose Quartz is a pink variety of quartz composed of silicon dioxide (SiO₂), one of the most abundant minerals in the Earth’s crust. It belongs to the macrocrystalline quartz group and is valued for its distinctive colour and widespread occurrence.

The pink colouration is generally attributed to microscopic inclusions of fibrous mineral phases or trace elements such as titanium, iron, or manganese. These inclusions scatter light within the crystal, producing the characteristic cloudy or milky appearance typical of Rose Quartz.

Crystal Structure and Physical Properties
Quartz crystallises in the trigonal crystal system and is known for its durability and glass-like lustre. Rose Quartz is most commonly found in massive form rather than as well-defined crystals, making it suitable for carving and tumbling.

Typical properties include:

• Colour: Pale pink to medium rose tones

• Lustre: Vitreous (glass-like) when polished

• Transparency: Translucent to opaque

• Hardness: 7 on the Mohs scale

The tumbling process smooths the surface of each piece, enhancing its natural colour and creating a uniform, polished finish.

Geological Formation and Brazilian Origin
Rose Quartz forms in igneous environments, particularly within granitic pegmatites where silica-rich fluids cool slowly and allow large masses of quartz to develop. These geological settings often produce material suitable for tumblestones due to its consistency and colour.

Brazil is one of the world’s leading sources of high-quality Rose Quartz, with extensive deposits known for producing material with attractive colour and reliable structure. The stones in this set originate from these well-known Brazilian sources.

Appearance and Natural Variation
Each tumblestone in this 100g bag is unique, with variations in colour intensity, translucency, and internal inclusions. Some pieces may display a uniform soft pink tone, while others feature subtle cloud-like patterns or lighter and darker areas.

The polished finish enhances the natural characteristics of each stone, creating a smooth texture and allowing the internal structure to be visible under light. These variations are a natural result of formation and contribute to the individuality of every piece.

Uses and Collecting Appeal
Rose Quartz tumblestones are widely appreciated by mineral collectors and gemstone enthusiasts due to their gentle colour and polished presentation. The smaller size range of 10–20mm makes them ideal for bulk collections, crafting, display arrangements, or resale.

In non-scientific and cultural contexts, Rose Quartz is traditionally associated with themes of love and harmony and is often appreciated in spiritual settings. These associations are based on historical and cultural traditions rather than scientific properties.

Authenticity and Presentation

• Genuine Rose Quartz (SiO₂) from