UNITED STATES AIR FORCE ACADEMY EXCLUSIVE GEMSTONES SEMI-PRECIOUS STONES
A. Cats Eye
Granite
Appearance: A stone with fibrous structure Hardness: 7 — Characteristics: Irregular fibrous structure
Hardness: 51⁄2
B. Brown Tiger Eye
Jostens has cut and polished granite, provided by the Academy, into stones for your class ring.
Appearance: A stone with fibrous structure Hardness: 7 — Characteristics: Irregular fibrous structure
C. Bloodstone Appearance: Dark green with red to brown spots Hardness: 61⁄2 to 7 — Characteristics: Semi-transparent to opaque
D. Hematite Appearance: Silver black with metallic luster Hardness: 61⁄2 — Characteristics: Semi-transparent to opaque
B.
A.
E. Jade Appearance: Translucent to opaque Hardness: 6 to 61⁄2 — Characteristics: Dark inclusions and streaks
F. Blue/Green Earth Stone E.
C.
Appearance: White/green/blue Hardness: 61⁄2 to 7 — Characteristics: Agate material which is dyed
F.
D.
G. Lapis Lazuli Appearance: A blue to violet blue stones containing calcite and pyrite crystals Hardness: 5 to 6 — Characteristics: Pyrite (fools gold) spotted sporadically and Calcite (white) streaked
H. Turquoise I.
Appearance: Light to medium blue to greenish blue Hardness: 5 to 6 — Characteristics: Often is mottled, splotched, with
G. H.
veins of matrix
I. Mother of Pearl Appearance: White — Hardness: 21⁄2 to 41⁄2 Characteristics: Pearly luster with iridescent colors
SEMI-PRECIOUS STONE PRICING Pricing:
Large (12x10mm) Medium (10x8) Small (8x6) Large Cluster (8x6) 8 & 10 stone Large Cluster (7x5) 12 stone Med. Cluster (7x5) 8 & 10 stone Med. Cluster (5x3) 12 stone Small Cluster (5x3) 8 stone
Granite
N/A N/A
Cat’s Eye
Tiger Eye
Bloodstone
N/A N/A
Hematite
Jade
Earth Stone
N/A N/A
Lapis Lazuli
Turquoise
Mother of Pearl
N/A N/A
Warranty Jostens Lifetime Warranty Jostens has a lifetime warranty on all of its rings. That includes, but is not limited to, replacement of all stones, both genuine and synthetic, that are defective or broken, without charge. Also included in the lifetime warranty is resizing, polishing and refinishing the ring, without charge. It is important to note that if a ring has had any repair work performed or any alterations completed by any jeweler or repair service other than Jostens, the lifetime warranty will be voided.
USAFA 15