Prttyboi13 Prttyboi13

24-04-2017
Biology

contestada

Two common gem varieties of the mineral corundum are _ and _.
A. halite; fluorite
B. ruby; sapphire
C. amethyst; citrine
D. hematite; magnetite

Respuesta :

Аноним Аноним

24-04-2017

Ruby; sapphire

Hope this helps!

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TrapxLordxDavid TrapxLordxDavid

24-04-2017

"B: Ruby; Sapphire". If you want to remember it for a test, or quiz, or something, think of it this way- "Pokemon: Ruby, Pokemon: Sapphire".

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