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SWISS LAB CERTIFIED 149.01CT NATURAL PREHNITE WITH BLACK TOURMALINE PRE01
SWISS LAB CERTIFIED 149.01CT NATURAL PREHNITE WITH BLACK TOURMALINE PRE01
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Prehnite is a mineral that belongs to the phyllosilicate group, a subclass of silicate minerals. It is named after Colonel Hendrik von Prehn, a Dutch mineralogist who first described it in 1788. Prehnite is known for its pale to medium green color and is often associated with a unique appearance due to its crystal formations and sometimes botryoidal (grape-like) growth patterns.
Here are some key facts about prehnite:
Color and Transparency: Prehnite's color can vary from pale green to a soft, medium green. It can also be yellow, white, or colorless. The gemstone can be transparent to translucent, and its unique green color is caused by the presence of iron and other elements.
Crystal Structure: Prehnite has an orthorhombic crystal structure, and its crystals can form in various shapes, including prismatic, tabular, or spherical aggregates.
Locations: Prehnite is found in various locations around the world, including South Africa (where it was first discovered), Australia, China, Scotland, and the United States.
Uses: Prehnite is popular among collectors and lapidary artists who use it to create cabochons, beads, carvings, and other ornamental objects. It is sometimes used in jewelry, but due to its relative softness, it may not be as durable for everyday wear as harder gemstones.
Toughness and Hardness: Prehnite has a relatively low hardness on the Mohs scale, ranging from 6 to 6.5. This means it is somewhat susceptible to scratching and may require careful handling and care.
Overall, prehnite's soft, gentle green color and interesting crystal formations make it an attractive choice for collectors and those drawn to its metaphysical properties.
Here are some key facts about prehnite:
Color and Transparency: Prehnite's color can vary from pale green to a soft, medium green. It can also be yellow, white, or colorless. The gemstone can be transparent to translucent, and its unique green color is caused by the presence of iron and other elements.
Crystal Structure: Prehnite has an orthorhombic crystal structure, and its crystals can form in various shapes, including prismatic, tabular, or spherical aggregates.
Locations: Prehnite is found in various locations around the world, including South Africa (where it was first discovered), Australia, China, Scotland, and the United States.
Uses: Prehnite is popular among collectors and lapidary artists who use it to create cabochons, beads, carvings, and other ornamental objects. It is sometimes used in jewelry, but due to its relative softness, it may not be as durable for everyday wear as harder gemstones.
Toughness and Hardness: Prehnite has a relatively low hardness on the Mohs scale, ranging from 6 to 6.5. This means it is somewhat susceptible to scratching and may require careful handling and care.
Overall, prehnite's soft, gentle green color and interesting crystal formations make it an attractive choice for collectors and those drawn to its metaphysical properties.
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