Natural Kornerupine facet grade huge gem piece found from Sri Lankan Rare Gemstone mining area. It can be seen yellowish chrom green and greenish yellow Pleochroism as a directional properties.
Kornerupine is a rare boro-silicate mineral with the formula (Mg, Fe²⁺)₄(Al, Fe³⁺)₆(SiO₄, BO₄)₅(O, OH)₂. It has a specific gravity of 3.3 to 3.34 and Colours such as Colorless, white, grey, greenish, bluish, brown, black. Some Stones show strong Pleochroism such as colorless to green, colorless, pale brownish yellow, pale yellowish green, pale brownish green and green.
The stone was named for the outstanding Danish mineralogist Andreas Kornerup.
It crystallizes in the orthorhombic crystal structure with 6 – 7 hardness according to Mohs hardness scale.
Also, This Biaxial (-) gemstone is found as Transparent to translucent and opaque. Deposits are found in Burma (Myanmar), Canada (Quebec), Kenya, Madagascar, Sri Lanka, Tanzania, and South Africa.
Kornerupine also has cats eye effect and Star Effect. but, Star Effect kornarupines are very rare. Star kornerupine also has been found Myanmar. In Sri lanka is mostly found yellowish brown/brown/greenish Colours of kornerupine.
Healing Properties of kornerupine 👇
This Borosilicate mineral also will useful to keep your mind peacefull. Used to stabilize and calm the emotions. It calms your inner self and imparts you mental relaxation and releases all your worries. also, Enhances teaching ability, eloquence, communication and clarity.
Description

Weight : 66.30 Cts
Clarity : SI
Origin : Sri Lanka 🇱🇰
Type : Rough/ Facet Grade
Colour : Yellowish Green, Green















2 thoughts on “Kornerupine Big Rough Stone”
Hi
I’m master cutter member of Swiss and USA gem cutting guild
I’m interested in large rough of kornerupin can you help me?
Hi Andrey,
Thank you for reaching out and for your interest in our gemstones. It’s a pleasure to connect with an experienced master cutter.
We source rough gemstones from Sri Lanka and other international origins, and I’d be happy to help you look for suitable large kornerupine rough.
Could you please let me know your preferred carat or size range, color, clarity requirements, and approximate budget? Are you looking specifically for facet-grade transparent material, or would you also consider slightly included rough?
We regularly work with gemstone suppliers and source dealers, so I can check our available contacts and keep an eye out for suitable material.
Looking forward to hearing more about your requirements.
Best regards,
Danu Group 💎