极品 50.54克拉 天然原矿坦桑石晶体 水晶- 10.09 g

Premium 50.54ct Natural Raw Tanzanite Crystal – Merelani Hills, Tanzania

A striking 50.54-carat unheated raw Tanzanite crystal from the world-famous Merelani Hills in Tanzania. Demonstrating brilliant trichroic potential, this natural gem specimen presents rich, saturated violet-blue tones interwoven with subtle periwinkle flashes. Its robust crystalline block morphology exhibits clean natural striations and sharp crystal facets, making it an outstanding specimen for high-end mineral collectors or gem cutters alike.

Weight: 10.09 grams / 50.54 carats
Size: 25 x 19 x 12 mm
Variety: Natural Tanzanite (Blue Zoisite)
Color: Intense pleochroic blue-violet with rich lavender undertones and subtle light-dependent color shifts.
Condition: 100% Natural, rough, unheated, untreated crystal with pristine natural growth features and original geological texture.
Luster: Vitreous to sub-adamantine
Hardness: 6.5 - 7.0 on the Mohs scale
Locality: Merelani Hills, Lelatema Mountains, Simanjiro District, Manyara Region, Tanzania

Rarity: Extremely Rare. Sourced exclusively from a single 14-square-kilometer mining footprint near Mount Kilimanjaro, gem-grade Tanzanite crystals over 50 carats in completely natural, raw form represent a tiny fraction of total recovery from the Merelani mines.

Market worth: Premium auction grade. Due to declining yield from major mining blocks and increasing international demand for natural unheated specimens, rough Tanzanite of this carat weight and transparency commands strong market premiums across mineral auctions and gemstone trade networks.

Metaphysical: Renowned as a stone of high vibrational energy and spiritual transformation. It is believed to activate the Third Eye and Crown Chakras, enhancing intuition, mental clarity, emotional balance, and higher consciousness connection.

Vibrant Saturation: Features remarkable color depth with an eye-catching, high-chroma blue-violet body color. Under direct lighting, the crystal radiates an electric brilliance from deep within its crystalline lattice.

Stunning Contrast: Displays a captivating visual harmony between its sharply textured, natural crystal face striations and the clear, gemmy transparency of its core.

Investment Potential: Exceptional. With finite geological reserves and dwindling commercial extraction, large single-crystal specimens of natural Tanzanite offer strong capital preservation and long-term appreciation potential for mineral investors.

An exemplary 50.54ct natural Tanzanite crystal featuring textbook Merelani origin characteristics, rich saturation, and distinct natural crystal geometry. Untreated and preserved in its raw state, this specimen offers collectors and connoisseurs a rare opportunity to own a piece of Earth's most geographically exclusive gemstone.