Bulk : Crystal : Mounted : 12 Pieces - Ruby (Corundum) crystal specimens in acrylic boxesA flat of 12 Ruby crystals mounted in acrylic boxes using museum putty. Each specimen is from India. Corundum is the crystal form of Aluminum Oxide. The trace element of Chromium gives Rubies their red color. Rubies measure 9 on the MOHS scale of hardness. The specimen boxes measure 1. 25" wide x 1. 25" deep x 1" tall. Each specimen measures about 3 8" to 1 2". Each specimen is significantly different from the next. All rocks, crystals and gemstones

Origin is Merelani Hills

This sculpture has a Gothic vibe

Carved Rainbow Fluorite Koala measures approximately 2-1/2" x 1-1/2" x 3/4" thick

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A slender sculpture with white quartz rimming the opening

Tree overall measures 4" tall

The photos show the front and the back

Pretty 3/4 cracked geode

Of the 4 hearts shown

Pietersite measures 6

#32: about 7/16" tall

with nice agate layering