石英

Quartz is one of the most abundant and versatile minerals on Earth, known for its clarity and range of colours, including clear, rose, amethyst, and smoky quartz. It is composed of silicon dioxide and is highly durable, making it ideal for both decorative and industrial uses. As a gemstone, quartz is widely used in jewellery, with varieties like amethyst, citrine, and rose quartz being particularly popular. Quartz is valued for its beauty, energy, and healing properties, often believed to enhance clarity, balance, and emotional healing.