Aventurine (Quartz) Gemstones

  • Hardness

    7.0 on the Mohs scale.

  • Occurrence

    Brazil, India, Russia, U.S., Japan and Tanzania.

  • Appearance

    Jade-like green in color and opaque. Aventurine is a metamorphic rock, meaning that it's made up of more than one mineral. In this case, aventurine is mainly quartz, and other crystals, usually green mica. It is sometimes confused with jade and improperly called Indian Jade. The name can also be confused with a red variety of albite, known as aventurine feldspar.

  • Enhancements

    Aventurine is not known to be enhanced.

    More information on gemstone enhancements.

  • Gemstone Family

    Aventurine is a member of the Quartz gemstone family.

Aventurine
Aventurine

QUA821
QUA821
215.05 ct.
50.1x23.0mm Carved Pig
Medium
Strong Strongly Bluish Green
Slightly Translucent
[N] Not enhanced.
One of a kind.
Aventurine Quartz

QUA823
QUA823
253.85 ct.
52.0x26.0mm Carved Pig
Medium
Strong Strongly Bluish Green
Slightly Translucent
[N] Not enhanced.
One of a kind.
Aventurine Quartz

QUA843
QUA843
35.68 ct.
30.0mm Donut
Medium Light
Moderately Strong Green
Slightly Translucent
[N] Not enhanced.
Quantity Available: 4
Aventurine Quartz

QUA844
QUA844
123.25 ct.
45.0mm Donut
Medium
Moderately Strong Green
Opaque
[N] Not enhanced.
One of a kind.
Aventurine Quartz

QUA845
QUA845
129.25 ct.
45.0mm Donut
Medium
Moderately Strong Green
Opaque
[N] Not enhanced.
One of a kind.
Aventurine Quartz

Calibrated Aventurine
Calibrated Aventurine

Specify size, shape and quality when ordering. Prices are subject to change without notice. Actual carat weight may vary from the average carat weight listed.

  • B Opaque, light to medium in color, good polish, good cut.

Aventurine Quality B
Shape Size Avg. Weight Price Each
4mm
0.57 ct.
5mm
0.50 ct.
6mm
0.95 ct.
8mm
2.06 ct.
10mm
3.73 ct.
12mm
6.94 ct.
14mm
11.69 ct.
16mm
14.54 ct.
18mm
19.91 ct.
20mm
23.11 ct.
 
  B
6x4mm
0.45 ct.
7x5mm
0.82 ct.
8x6mm
1.25 ct.
10x8mm
2.66 ct.
12x10mm
4.74 ct.
14x10mm
5.51 ct.
16x12mm
7.82 ct.
18x13mm
10.29 ct.
25x18mm
21.03 ct.
30x22mm
30.58 ct.
40x30mm
70.89 ct.