Description: This listing is for YOUR CHOICE of the Black Tourmaline (Schorl) crystal mineral specimens from pegmatites near Minas Gerais, Brazil pictured. You will receive the EXACT specimen of your choice. Large Black Tourmaline crystal specimens from Brazil are stunning examples of nature’s raw beauty. Known for their deep, rich black color, these Schorl crystals are typically sourced from Brazil's pegmatite deposits, where they form as large, rough mineral pieces. Ranging in size from extra large to massive specimens, these stones can weigh several pounds (lbs) or even kilograms (kg), making them impressive and brilliant additions to any mineral collection. Their natural, unpolished appearance showcases the inherent texture and facets of the raw black gemstone. These unique Black Tourmaline crystals are highly valued by collectors and make a perfect gift for her, him, or mom, adding a touch of elegance and grounding energy to any space. Whether as a decorative piece or a collectible, these huge Tourmaline specimens are a must-have for those who appreciate natural beauty and the power of gemstones. Measurements: 5: 6x4x4" - 1284 g 6: 6x5x4" - 1878 g 28: 7x4x2" - 1667 g 40: 5.5x3x2" - 1076 g 43: 5x3x3" - 1368 g Locality: Minas Gerais, Brazil TOURMALINE PROPERTIES: Tourmaline is a crystal boron silicate mineral compounded with elements such as aluminium, iron, magnesium, sodium, lithium, or potassium. Tourmaline is classified as a semi-precious stone and the gemstone comes in a wide variety of colors. The most common species of tourmaline is schorl. It may account for 95% or more of all tourmaline in nature. Color: Most commonly black, but can range from colorless, brown, violet, yellow, orange, blue, red, green, pink, or bi-colored, or even tri-colored. Crystal habit: Parallel and elongated. Acicular prisms, sometimes radiating. Massive. Scattered grains (in granite). Crystal system: Trigonal. Cleavage: Indistinct. Fracture: Uneven, small conchoidal, brittle. Hardness: 7–7.5. Luster: Vitreous, sometimes resinous. Streak: White. Specific gravity: 3.06 (+.20 -.06). Density: 2.82–3.32. Luster: Vitreous. Courtesy of Wikipedia Explore the natural beauty of Brazil with our Large BLACK TOURMALINE Crystal Pegmatite Minerals. Each selection features a unique arrangement of pegmatite matrix with up to 10 distinct crystal pieces, each showcasing the intricate formations and rich colors that tourmaline is known for. Rocksology brings these authentic pieces straight from the Earth's embrace, offering a raw and unbranded experience. Whether you're a collector or simply appreciate the wonders of geology, these minerals serve as a testament to the intricate processes that create the stunning displays of nature. Choose your preferred set and add a touch of the Earth's artistry to your collection. Track Page Views WithAuctiva's Counter
Price: 55.25 USD
Location: Yucca Valley, California
End Time: 2025-02-05T22:12:33.000Z
Shipping Cost: 0 USD
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Item Specifics
Return shipping will be paid by: Buyer
All returns accepted: Returns Accepted
Item must be returned within: 30 Days
Refund will be given as: Money back or replacement (buyer's choice)
Return policy details:
Brand: Rocksology
Shape: Natural
Country/Region of Manufacture: Brazil
Available Variations
Color: 28: 7x4x2" - 1667 g
Price: 72.25 USD
Available Quantity: 1
Quantity Sold: 0
Color: 5: 6x4x4" - 1284 g
Price: 80.75 USD
Available Quantity: 1
Quantity Sold: 0
Color: 6: 6x5x4" - 1878 g
Price: 85 USD
Available Quantity: 1
Quantity Sold: 0
Color: 40: 5.5x3x2" - 1076g
Price: 55.25 USD
Available Quantity: 1
Quantity Sold: 0
Color: 43: 5x3x3" - 1368 g
Price: 62.9 USD
Available Quantity: 1
Quantity Sold: 0
