-
Gemstones ABC
-
A
- Strawberry Quartz B
- Actinolite quartz
- Aegirine
- Agate Group
- Ajoite (in Quartz)
- Alexandrite
- Amazonite
- Amber
- Amethyst
- Ametrine
- Ammolite
- Andalusite
- Andean Opal
- Angelite
- Anyolite
- Apache Tear
- Apatite
- Apophylite
- Aquamarine
- Aragonite
- Astrophylite
- Atlantisite
- Auralite 23
- Aventurine
- Aventurine-Feldspar
- Azurite
- Azurmalachite
- B
-
C
- D - F
- G-H-I
- H - I
- J - K
- L
- M
- N - O
-
P - Q
- Purple Fluorite
- Pearl & Mother of Pearl
- Peridot
- Peach Moonstone
- Petalite
- Pietersite
- Praseolite
- Prehnite
- Pyrite
- Pyroop
- Pyroxene Group
- Quantum Quattro
- Rainbow Fluorite
- Rainbow Moonstone
- Rainbow Obsidian
- Rhodochrosite
- Rhodonite
- Rhyolite
- Ruby
- Ruby in Zoisite
- Red Agate
- Red Garnet
- Red Jasper
- Smoky Quartz
- Rose Quartz
- Rubellite
- Rutilated Quartz
- R
-
S
- Sapphire
- Schörl
- Foam Coral
- Selenite
- Septarian
- Seraphinite
- Serpentine (New Jade)
- Shungite
- Sphalerite
- Emerald
- Smithsonite
- Snow quartz
- Snowflake Obsidian
- Sodalite
- Spectrolite
- Spinel
- Spodumene
- Spodumene, White
- Stibnite
- Stichtite
- Staurolite Fairy Cross
- Star Rose Quartz
- Strawberry Quartz
- Stromatolite
- Sugilite
- Super 7
- Shell
- T - U
-
V - Z
- Hawk's eye
- Vanadinite
- Variscite
- Feldspar Group
- Verdelite, green Tourmaline
- Petrified Wood
- Petrified Coral (Petoskey Stone)
- Vesuvianite
- Fire Opal
- Watermelon Tourmaline
- Wavellite
- White Quartz
- White Selenite
- White spodumene
- Desert Rose
- Starfish
- Zincite
- Zircon
- Zoisite Group
- Aventurine-Feldspar
- Black tourmaline
- Sulphur
- Other Gemstones
-
A
- Gem Colors
-
Jewelry
- GemJudith Jewelry
- Bracelets
- Pendants
- Necklaces
- Earrings
-
Rings
-
Ringsizes
- 3.5 / G
- 4 / H
- 4.5 / J
- 5 / J 1/2
- 5.5 / L
- 5 ¾ / L ½
- 6 / M
- 6.5 / N
- 7 / O
- 7.5 / O ½
- 7.5 / P
- 8 / Q
- 8.5 / Q-Q1/2
- 9 / R 1/2 - S 1/2
- 9 ¼ / S ½
- 9.5 / S 1/2 - T
- 10 / T½
- 10-10.5 / T 1/2 - V
- 10.5 / V
- 11 / V 1/2 - W
- 11 / W
- 12
- 12 / Y
- 12.5 - 13 / Y 1/2 - Z+1
- 13.5 / Z+1 - Z+2
- 13 3/4 - 14 / Z+21/2 - Z+3
- one size fits all
- Gemstone Rings
- Precious Stones in Brass Rings
- Gemstone Silver Rings
-
Ringsizes
- Silver
- Jewelery Design
- Clearance Jewelry
- Jewelry on Color
- Unique Carvings
Calcite
Calcite
Gaius Pliny Secundus gave this mineral the name Clat, Latin for Lime in 79.
Data:
Formula: | CaCO3 |
Color: | White, Yellow, Orange, Red, Blue, Green, Brown. |
Gloss: | Glass gloss, sub-glass gloss, resin gloss, wax gloss, pearlescent gloss |
Hardness: | 3 |
Specific weight: | 2.7102 |
Crystal Most popular varieties: | Trigonal |
Transparency: | Translucent, Opaque |
Location: | Congo, Myanmar, Peru |
Calacite is Polymorph from: Aragonite
Calcite is a common and common mineral with highly variable shapes and colors. Calcite is best recognized by its relatively low Mohs hardness (3) and its high reactivity with even weak acids, such as vinegar, plus the prominent rhombohedral cleavage in most varieties
Calcite is transparent to opaque and may occasionally exhibit phosphorescence or fluorescence. A transparent variety called Iceland spruce is used for optical purposes.
The Calcite Group includes: all colors of Calcite, such as, Blue Calcite, Cobalto Calcite, Yellow Calcite, Green Calcite, Mangano Calcite, and also Magnesite, Rhodohrosite & Smithsonite.
If in stock you will find below my collection of Raw Gemstones.
Are you looking for cut Gemstones from the Calcite Group, then look at CALCIET GROUP