Showing 97–108 of 237 results

Single Stones

Rhodolite Garnet 4.19 ct | Oval | Mauve Violet | Umba Valley, Tanzania

SKU: RHS110

In stock

$1,257.00
Stone(s)
Total weight4.19 ct / 1 pcs
Region / MineUmba Valley
Country of OriginTanzania
TreatmentUntreated
Stone TypeType I
TransperencyTransparent
ClarityEC
Saturation / ToneIntense
ShadeMauve
ColorViolet
Shape(s)Oval
Cutting StyleFaceted
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)11.30 x 8.80 x 5.70 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 – 1.77
Birefringencenone / isotropic
Hardness (Mohs)7.25
Gravity3.74 – 3.94
Crystal SystemCubic
Chemical Formular(Mg, Fe)3Al2(SiO4)3
Gemstone Seletion

Rhodolite Garnet 5.58 ct | Pear Shape | Carmine Red | Umba Valley, Tanzania

SKU: RHS088

In stock

$385.00
Stone(s)
Total weight5.58 ct / 1 pcs
Region / MineUmba Valley
Country of OriginTanzania
TreatmentUntreated
Stone TypeType I
TransperencyTransparent
ClarityEC
Saturation / ToneMedium Deep
ShadeCarmine
ColorRed
Shape(s)Pear Shape
Cutting StyleFaceted
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)13.60 x 8.90 x 6.35 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 – 1.77
Birefringencenone / isotropic
Hardness (Mohs)7.25
Gravity3.74 – 3.94
Crystal SystemCubic
Chemical Formular(Mg, Fe)3Al2(SiO4)3
Gemstone Seletion

Rhodolite Garnet 6.01 ct | Cushion | Burgundy Red | Umba Valley, Tanzania

SKU: RHS120

In stock

$487.00
Stone(s)
Total weight6.01 ct / 1 pcs
Region / MineUmba Valley
Country of OriginTanzania
TreatmentUntreated
Stone TypeType I
TransperencyTransparent
ClarityEC
Saturation / ToneMedium Deep
Shadeburgundy
ColorRed
Shape(s)Cushion
Cutting StyleFaceted
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)10.70 x 10.00 x 7.20 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 – 1.77
Birefringencenone / isotropic
Hardness (Mohs)7.25
Gravity3.74 – 3.94
Crystal SystemCubic
Chemical Formular(Mg, Fe)3Al2(SiO4)3
Gemstone Seletion

Rhodolite Garnet 6.12 ct | Pear Shape | Purplish Red | Umba Valley, Tanzania

SKU: RHS077

In stock

$551.00
Stone(s)
Total weight6.12 ct / 1 pcs
Region / MineUmba Valley
Country of OriginTanzania
TreatmentUntreated
Stone TypeType I
TransperencyTransparent
ClarityEC
Saturation / ToneMedium Deep
ShadePurplish
ColorRed
Shape(s)Pear Shape
Cutting StyleFaceted
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)13.60 x 10.50 x 6.15 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 – 1.77
Birefringencenone / isotropic
Hardness (Mohs)7.25
Gravity3.74 – 3.94
Crystal SystemCubic
Chemical Formular(Mg, Fe)3Al2(SiO4)3
Gemstone Seletion

Rhodolite Garnet 6.82 ct | Pear Shape | Merlot Red | Umba Valley, Tanzania

SKU: RHS074

In stock

$512.00
Stone(s)
Total weight6.82 ct / 1 pcs
Region / MineUmba Valley
Country of OriginTanzania
TreatmentUntreated
Stone TypeType I
TransperencyTransparent
ClarityVVS
Saturation / ToneDeep
ShadeMerlot
ColorRed
Shape(s)Pear Shape
Cutting StyleFaceted
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)13.75 x 10.30 x7.20 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 – 1.77
Birefringencenone / isotropic
Hardness (Mohs)7.25
Gravity3.74 – 3.94
Crystal SystemCubic
Chemical Formular(Mg, Fe)3Al2(SiO4)3
Gemstone Seletion

Rhodolite Garnet 7.51 ct | Pear Shape | Carmine Red | Umba Valley, Tanzania

SKU: RHS078

In stock

$563.00
Stone(s)
Total weight7.51 ct / 1 pcs
Region / MineUmba Valley
Country of OriginTanzania
TreatmentUntreated
Stone TypeType I
TransperencyTransparent
ClarityVVS
Saturation / ToneDark
ShadeCarmine
ColorRed
Shape(s)Pear Shape
Cutting StyleFaceted
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)15.40 x 10.50 x 6.20 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 – 1.77
Birefringencenone / isotropic
Hardness (Mohs)7.25
Gravity3.74 – 3.94
Crystal SystemCubic
Chemical Formular(Mg, Fe)3Al2(SiO4)3
Gemstone Seletion

Rhodolite Garnet 7.52 ct | Oval | Burgundy Red | Umba Valley, Tanzania

SKU: RHS108

In stock

$1,128.00
Stone(s)
Total weight7.52 ct / 1 pcs
Region / MineUmba Valley
Country of OriginTanzania
TreatmentUntreated
Stone TypeType I
TransperencyTransparent
ClarityVVS
Saturation / ToneDeep
Shadeburgundy
ColorRed
Shape(s)Oval
Cutting StyleFaceted
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)11.70 x 10.00 x 7.95 mm
CertificateOn Request
HTS-Code7103.99.0000
Refractive Index1.75 – 1.77
Birefringencenone / isotropic
Hardness (Mohs)7.25
Gravity3.74 – 3.94
Crystal SystemCubic
Chemical Formular(Mg, Fe)3Al2(SiO4)3
Gemstone Seletion

Rubellite 4.45 ct | Pear shape | Rasberry Red | Mavuco, Mosambique

SKU: TOS198

In stock

$801.00
Stone(s)
Total weight4.45 ct / 1 pcs
Region / MineMavuco
Country of OriginMosambique
TreatmentUntreated
Stone TypeType I
TransperencyTransparent
ClarityMI
Saturation / ToneRich
ShadeRasberry
ColorRed
Shape(s)Pear Shape
Cutting StyleFaceted
Cut CrownBrilliant Cut
Cut PavilionStep Cut
Dimensions 1 (L/W/H)11.30 x 10.60 x 6.40 mm
HTS-Code7103.99.0000
Refractive Indexnω = 1.633–1.651 & nε = 1.615–1.630
Birefringence0.018 – 0.021
Hardness (Mohs)7.0 – 7.5
Gravity3.00 – 3.10
Crystal SystemTrigonal
Chemical FormularAluminium borosilicates – solid solution crystals with variable composition, Fe²⁺, Li)₃Al₆(BO₃)₃Si₆O₁₈(OH)₄, Mn, Na(Mg
Gemstone Seletion

Ruby 2.62 ct | Pear Shape Cabochon | Purplish Red | Johnson, Tanzania | Untreated

SKU: RYS012

In stock

$157.00
Stone(s)
Total weight2.62 ct / 1 pcs
Region / MineJohnson
Country of OriginTanzania
TreatmentUntreated
Stone TypeType II
TransperencyTransparent
ClarityNI
Saturation / ToneIntense
ShadePurplish
ColorRed
Shape(s)Pear Shape
Cutting StyleCabochon
Cut CrownCabochon
Cut PavilionFlat Cabochon
Dimensions 1 (L/W/H)9.70 x 7.15 x 4.00 mm
Gemstone Seletion
HTS-Code7103.91.0000
Refractive Indexnω = 1.768–1.772 & nε = 1.760–1.763
Birefringence0.008
Hardness (Mohs)9
Gravity3.98 – 4.06
Crystal SystemTrigonal
Chemical FormularAl2O3, Aluminium oxide

Ruby 2.69 ct | Oval Cabochon | Purplish Red | Johnson, Tanzania | Untreated

SKU: RYS001

In stock

$24.00
Stone(s)
Total weight2.69 ct / 1 pcs
Region / MineJohnson
Country of OriginTanzania
TreatmentUntreated
Stone TypeType II
TransperencyTransparent
ClarityNI
Saturation / ToneIntense
ShadePurplish
ColorRed
Shape(s)Oval
Cutting StyleCabochon
Cut CrownCabochon
Cut PavilionFlat Cabochon
Dimensions 1 (L/W/H)8.80 x 6.80 x 4.20 mm
Gemstone Seletion
HTS-Code7103.91.0000
Refractive Indexnω = 1.768–1.772 & nε = 1.760–1.763
Birefringence0.008
Hardness (Mohs)9
Gravity3.98 – 4.06
Crystal SystemTrigonal
Chemical FormularAl2O3, Aluminium oxide

Ruby 2.69 ct | Oval Cabochon | Purplish Red | Johnson, Tanzania | Untreated

SKU: RYS016

In stock

$24.00
Stone(s)
Total weight2.69 ct / 1 pcs
Region / MineJohnson
Country of OriginTanzania
TreatmentUntreated
Stone TypeType II
TransperencyTransparent
ClarityNI
Saturation / ToneIntense
ShadePurplish
ColorRed
Shape(s)Oval
Cutting StyleCabochon
Cut CrownCabochon
Cut PavilionFlat Cabochon
Dimensions 1 (L/W/H)8.40 x 6.90 x 4.30 mm
Gemstone Seletion
HTS-Code7103.91.0000
Refractive Indexnω = 1.768–1.772 & nε = 1.760–1.763
Birefringence0.008
Hardness (Mohs)9
Gravity3.98 – 4.06
Crystal SystemTrigonal
Chemical FormularAl2O3, Aluminium oxide

Ruby 3.09 ct | Oval Cabochon | Pinkish Red | Johnson, Tanzania | Untreated

SKU: RYS003

In stock

$28.00
Stone(s)
Total weight3.09 ct / 1 pcs
Region / MineJohnson
Country of OriginTanzania
TreatmentUntreated
Stone TypeType II
TransperencyTransparent
ClarityNI
Saturation / ToneIntense
ShadePinkish
ColorRed
Shape(s)Oval
Cutting StyleCabochon
Cut CrownCabochon
Cut PavilionFlat Cabochon
Dimensions 1 (L/W/H)8.60 x 7.00 x 4.70 mm
Gemstone Seletion
HTS-Code7103.91.0000
Refractive Indexnω = 1.768–1.772 & nε = 1.760–1.763
Birefringence0.008
Hardness (Mohs)9
Gravity3.98 – 4.06
Crystal SystemTrigonal
Chemical FormularAl2O3, Aluminium oxide