Rocks, Minerals, and Fossils in my Collection

# Specimen Location * Description Creation Specific Gravity MOHS

Crystal Structure

 Note Photos Photos Photos Photos Feng Shu
B Abalone Brazil G                      
J Adventurine Brazil P                      
26 Agate Brazil P banded microcrystalline quartz gas-created voids become filled with silica in a volcanic environment 2.60-2.65 6.5-7 Hexagonal            
K Agate, blue lace   G banded microcrystalline quartz with pale blue lace patterns gas-created voids become filled with silica in a volcanic environment 2.60-2.65 6.5-7 Hexagonal            
H Agate, blue Brazil G banded microcrystalline quartz with a medium blue coloring gas-created voids become filled with silica in a volcanic environment 2.60-2.65 6.5-7 Hexagonal            
L Agate, blue   P banded microcrystalline quartz with a medium blue coloring gas-created voids become filled with silica in a volcanic environment 2.60-2.65 6.5-7 Hexagonal            
27 Agates, beach Gilard Beach, Ore. G banded microcrystalline quartz with specks of earth-tone coloring gas-created voids become filled with silica in a volcanic environment 2.60-2.65 6.5-7 Hexagonal            
28 Agate, ribbon Cal. G banded microcrystalline quartz with earth-tone colored striations gas-created voids become filled with silica in a volcanic environment 2.60-2.65 6.5-7 Hexagonal            
29 Agate, moss Cal. G banded microcrystalline quartz with greenish spongy-shaped patterns gas-created voids become filled with silica in a volcanic environment 2.60-2.65 6.5-7 Hexagonal            
30 Agate, Mexican Mexico G banded microcrystalline quartz gas-created voids become filled with silica in a volcanic environment 2.60-2.65 6.5-7 Hexagonal            
31 Agate Mojave Dessert, Cal. G banded microcrystalline quartz gas-created voids become filled with silica in a volcanic environment 2.60-2.65 6.5-7 Hexagonal            
32 Agate crust Mountain Top, Cal. G banded microcrystalline quartz gas-created voids become filled with silica in a volcanic environment 2.60-2.65 6.5-7 Hexagonal            
33 ? ? G                      
34 Agate Montezuma G banded microcrystalline quartz gas-created voids become filled with silica in a volcanic environment 2.60-2.65 6.5-7 Hexagonal            
35 Agate, fern   G banded microcrystalline quartz with brownish fern shaped patterns gas-created voids become filled with silica in a volcanic environment 2.60-2.65 6.5-7 Hexagonal            
1A Alexandria Mo. P                      
20 Amethyst     Pyramid-shaped crystals of deep purple, will turn white if heated to 572 and yellow at 932F   2.63-2.65 7 Hexagonal once believed to protect the wearer from the affects of alcohol          
  Amethyst polished cross cut   P     2.63-2.65 7 Hexagonal          
  Amethyst raw crystal   P     2.63-2.65 7 Hexagonal          
12A Aragonite Santa Eulalia, Chiwuawua Mexico P             aragonite.jpg (1821943 bytes)        
  Aragonite Sefrou, Morocco P                      
15 Asbestos   G                      
37 Arrowhead Indian Mound, New Lenox, Ill. F                      
38 Arrowhead Manhattan, Ill. F                      
39 Arrowhead Death Valley, Cal. G                      
40 Arrowheads, obsidian Wis. F                      
41 Arrowhead, knife head   G                      
42 Arrowhead   G                      
43 Arrow point   G                      
44 Arrow point   G                      
5 Azurite, blue   P Azurite blue and has a vitreous luster, and is soluble in ammonia and effervesce in dilute acids.    3.7-3.9 3.5-4 Monoclinic Crystals will fuse easily, first turning black as they give up their water. Powdered azurite will, with time, turn greenish as it alters to malachite.           
7A Bauxite Bauxite, Ark. P Reddish-brown with inclusions of ?   2-2.7 1-3 Aggregate of various crystal types Bauxite is refined by electricity into aluminum. It is a secondary  deposit: it is what remain after aluminum-bearing rocks have been weathered in tropical and subtropical climates.           
14 Calcite-Fluoresces Cal.                        
12 Calcite Darwin, Cal. G                      
10 Calcite Darwin, Cal. G                      
  Calcite Reynolds County, Mo. F                      
  Calcite, Sea Foam   P           The photo of this doesn't show this mineral correctly. This mineral is a pale sea green. Seafoam_Calcite3a.JPG (359838 bytes)        
9 Calcite,  aura coated cavities Darwin, CA G                      
18 Chalcedony, rough Turtle Mts, near Colorado River, Cal. G pale blue whiteish-gray, milky and porous Usually forms fibrous aggregates, it the microcrystalline variety of quarts that forms concretional deposits.  2.58-2.65 6.5-7 Hexagonal In ancient times it was used as a charm against idiocy and depression, and widely believed to cool the blood and diffuse anger.          
11A Chrysocolla Superior, Pinal County, Ariz. P Copper ore                    
  Citrine Brazil P Tightly clumped hexagonal crystals, brownish-yellow with good luster, will turn white if heated and dark brown if exposed to X-rays. intrusive magmatic creation 2.65 7 Hexagonal   Citrine1.JPG (176486 bytes)        
  Copper, Sculptured Native Mich. P Copper-red in color. Very soft, and has a metallic luster, and fractures in an irregular manner. It is very malleable, and dissolves easily in nitric acid, staining the resulting solution an azure-blue color.  Formed by reductions in oxidization zones of sulfide deposits or, in mined-out sites where copper-sulfated water will precipitate onto iron objects, or replace organic fibers, such as wood.  8.93-9 2.5-3 Isometric            
  Core Sample S Dakota G Linda brought this home                
21 Emerald       created in the vicinity of rising magma 2.67 - 2.78 7 1/2 - 8 Hexagonal            
36 Fossil, clam shell Billard Beach, CA G                      
  Fuchsite Brazil G                      
24 Granite NC G                      
46 Garnet, red crystals   G             Marcasite_w_garnet_inclusions2a.JPG (461719 bytes) Marcasite_w_garnet_inclusions4a.JPG (172244 bytes) Marcasite_w_garnet_inclusions5a.JPG (593230 bytes)    
48 Geode, "Coconut Balls" El Sueco, Chihuahua, Mexico G Many are of Amethyst crystal centers, smoky quarts, agate, some sagenite, quarts, calcite, some marcasite, hematite, etc.                    
  Geode Alexandria, MO F             Geode.JPG (56301 bytes)        
A Geode Utah G                      
  Geode MO P This unique piece is 1/2 of a pear-shaped geode. I gave the other 1/2 to my sister, Anita           Pear_Shaped_Geode_Quartz4a.JPG (223606 bytes)        
  Geode, cross-cut   P I found this one on E-Bay. The buyer   found it in the attic of a deseaced relative and knew nothing of it's history           Mystery_Geodea.jpg (346315 bytes)        
45 Granite TN F                      
50 Gypsum rosette AK F                      
25 Hematite Brazil G black with a strong metallic luster. In thin sections  it can be blood red. It is a heavy crystal is fragile but has no cleavage planes.  The crystals will dissolve slowly if heated in concentrated hydrochloric acid. They are infusible and become magnetic when heated in a reducing flame.  deposited in hydrothermal veins or in lavas, where it forms under oxidizing conditions.      Hexagonal Once fashionable as mourning jewelry. Also used as a talisman against bleeding.           
16 Jasper stone, rough IL F           The word "jasper" comes from the Greek word meaning "spotted stone."          
17 Jasper, polished   P                      
16 Jasper stone IL F                      
  Kyanite Chesterfield, MS P  

Pale green. Usually long, flat, and prismatic. They are fragile, and display perfect cleavage, and are transparent or translucent, with a pearly luster on cleavage planes. They are infusible and insoluble in acid. 

 Formed in perlitic rocks rich in aluminum and metamorphosed under his pressure. 3.65-3.69 4-5 along axis 6-7 across axis Triclinic Used for industrial purposes in manufacturing high-temperature porcelain products, perfect for electrical insulators, and acid-resistant products.  Kyanite2a.JPG (270484 bytes) Kyanite3a.JPG (505863 bytes) Kyanite5a.JPG (246939 bytes) Kyanite6a.JPG (181116 bytes)  
9A Lapidolite Rolla, MO P Lithium-bearing mica                    
  Lapidolite SD P             Lepidolitea.JPG (691140 bytes)        
  Lapis Lazuli, polished cross cut   P Distinctive azure hue but is not a pure matrix. It will polish well but is fragile and will break imperfectly. It is porous and may be treated with paraffin to enhance the distinctive blue color.         During the Middle Ages it was ground into powder and used as pigment. The name lapis lazuli is a hybrid term deriving from both Latin and Arabic meaning "blue-stone."          
13 Lead Ore   G                      
6 Malachite, green   G   A secondary ore occurring in the upper levels of copper deposits, where it has been altered by the action of carbonated water.  3.75-4 3.5-4 Monoclinic            
22 Malachite         3.75-4 3.5-4 Monoclinic            
  Malachite, polished cross cut   P Deep emerald color. Flat polished stone with striations with radiating bands.    3.75-4 3.5-4 Monoclinic            
51 Marcasite, black covering crystals CO F                    
2A Mozarkite (Official Missouri state rock since 1967) MO P                      
  Muscovite Canada P                      
G Obsidian, snowflake   G                      
  Obsidian, Apache Tear AZ P                      
2 Obsidian, blue rainbow  Northern CA G                      
8 Obsidian, rainbow Northern CA G                      
4 Obsidian Mahogany (called "core," chipped off by Indians and left. Used in making arrows) Bishop, CA P                      
47 Opal, fire   P extremely porous and can contain up to 30% water by volume they age quickly by giving up this water.                     
1 Petrified Wood Stonewall Pass, NV G                      
3 Petrified Myrtle Wood Oregon G                      
7 Petrified Redwood   G                      
11 Pyrite, iron crystals, Fool's Gold Darwin, CA                        
  Pyrite, Fool's Gold Peru P                      
D Quartz, clear Brazil G                      
C Quarts, Rose Brazil G milky pale pink, lose color when heated and turn black under X-ray.   2.65 7 Hexagonal            
60 Quartz CA G                      
61 Quarts, crystals CA G                      
  Quartz, Polished Smokey   P cut & polished, smoky gray. When heated to 572-751F the crystals turn yellow then white.    2.65 7 Hexagonal            
  Rhodonite China P most valuable of the red garnets formed through metamorphic action of impure limestone which are themselves the result of element substitution involving magmatic fluid.  3.74-3.94 6.5-7.5 Isometric Rhodonite crystals display perfect prismatic cleavage (almost at right angels), and are transparent to translucent with a vitreous luster.           
19 Sardonyx                          
23 Sulpher Maybee, Michigan G Pure sulpher is yellow, but is more liekly to be beige, dull brown, or black. Sulpher crystals are translucent and burn with a blue flame.     2.-2.1 1.5-2.5 Orthorhombic Refered to as the "Devil's milk" due to its distictive smell most of the sulfur produced today is as a by-product of hydrocarbon productions and processing.           
  Tektite   P                      
E Tiger Eye MSI P golden-brown,  the golden hue is present from the presence of iron.   2.64-2.71 7 Hexagonal            
I Tiger Eye, red Brazil P reddish-brown   2.64-2.71 7 Hexagonal            
  Titanium Quartz   P             Titanium2a.JPG (314874 bytes) Titanium4a.JPG (427204 bytes) Titanium3a.JPG (443220 bytes) Titanium5a.JPG (399413 bytes)  
                    Titanium6a.JPG (507087 bytes) Titaniuma.JPG (732880 bytes)      
F Turatella Brazil P                      
  Wavelite AK P aluminum ore                    

*   G = Gift      P = Purchased      F = Found

My Wish List
Specimen Name Appearance Creations Specific Gravity MOHS Note Crystal Structure
Morganite Soft pink to violet, Color will improve with heat (752-932F)   2.8-2.9 7.5-8 Named after the American Banker John Morgan (1837-1913)  
Golden Beryl Canary yellow to golden yellow Igneous 2.65-2.75 7.5-8    
Jade     3.4 6.5-7   Monoclinic
Labradorite     2.62-2.76 6-6.5   Triclinic
Pyrite     5-5.5 6-6.5   Isometric
Brazilianite Elongated crystals and stubby prisms, are yellow or green-yellow in color   2.98-2.99 5.5   Monoclinic
Diomptase Short prismatic crystals within cavities in the oxidation zones of copper deposits. Crystals are a bright emerald-green color and are fragile with perfect cleavage.    3.28-3.35 5   Hexagonal
Fluorite Color can vary from colorless and completely transparent when pure to yellow, green, pink, purple, or violet, and blue or black when certain elements  become tied up with the crystal structure. The crystals will fluoresce a bright violet or blue color.    3.1-3.33 4   Isometric
Vermiculite A clay-form, which when heated rapicly expands dramatically. It is a plate-like golden, or honey-colored crystal which frequently occurs as a scaly aggregate.    2.4-2.7 2-3 It is an excellent thermal and acoustic insulator. It is in great demands in industry and soil conservation. It has replaced asbestos in the contruction industry. It has a pearly vitreous luster, is slightly soluble in acids and expands by up to as much as 20-fold when heated beyond 572F.  Monoclinic
             
             
             
             
             

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