alexandrite
Appearance
variety of the mineral chrysoberyl
નો પેટા-પ્રકાર
chrysoberyl
પરથી નામકરણ થયેલ
Alexander II of Russia
રાસાયણિક સૂત્ર
Al₂BeO₄
density
૩.૬૭±૦.૧૭ gram per cubic centimetre
સ્ફટિક ગોઠવણ
orthorhombic crystal system
Mohs' hardness
૮.૫
સંદર્ભ
Technical Encyclopedia
statement is subject of: Q59342674
Brockhaus and Efron Encyclopedic Dictionary
statement is subject of: Q24329967
Small Brockhaus and Efron Encyclopedic Dictionary
statement is subject of: Q24730901
Great Soviet Encyclopedia (1926–1947)
statement is subject of: Q43434246
Technical Encyclopedia, 1st edition
statement is subject of: Q59342674
Armenian Soviet Encyclopedia, vol. 1
પૃષ્ઠ / પૃષ્ઠો: 158
કોમન્સ શ્રેણી
Alexandrite