Hornblende: hardness, streak, luster and crystal system

The properties that identify Hornblende: its Mohs hardness, luster, streak colour and crystal system.

Hornblende: hardness, streak, luster and crystal system
MineralMohs hardnessLusterStreakCrystal system
Hornblende5–6Vitreous to dullPale gray, gray-white, white, colorlessMonoclinic

Common questions

How hard is Hornblende on the Mohs scale?
5–6.
What luster does Hornblende have?
Vitreous to dull.
What colour is the streak of Hornblende?
Pale gray, gray-white, white, colorless.
What crystal system does Hornblende have?
Monoclinic.

Sources

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