Gemmological Profile Mozambican Ruby -

Fine, short "silk" (rutile needles) are common, though often less dense than those found in Mogok specimens.

Often contain rounded crystals of amphibole, mica (phlogopite/biotite), and occasionally orange-red rutile or apatite. Gemmological Profile Mozambican Ruby

The primary allure of the Mozambican ruby lies in its exceptional transparency and versatile color range. Fine, short "silk" (rutile needles) are common, though

Polysynthetic twinning is a common structural feature, often visible as fine, parallel planes under magnification. Chemical Fingerprinting Polysynthetic twinning is a common structural feature, often

The discovery of the Montepuez ruby deposit in 2009 transformed the global gemstone market, establishing Mozambique as the world's premier source of high-quality rubies. These stones primarily occur within amphibolite-facies metamorphic rocks. Unlike the marble-hosted rubies of Myanmar, Mozambican rubies are chemically distinct, characterized by a higher iron content that bridges the gap between the classic "pigeon's blood" of Southeast Asia and the darker, iron-rich stones of East Africa. Color Profile and Optical Properties

Characteristic "fingerprints" consisting of partially healed fissures and negative crystals are frequently observed.

Typically ranges from a vibrant, slightly purplish-red to a pure, vivid red.