Name/Title
Fire AgateEntry/Object ID
1986.62.3Description
Chemical Composition: SiO2
Crystal System: Orthorhombic System
Description: Common Name: Quartz var. agate (fire agate) (17 specimens)
Chemistry: SiO2
Group: Silicates
Location: Mexico
Description: 17 small, shaped (3 heart, 1 oval, 13 irregular shaped) specimens. POlished faces. Generally brown with multi-colored fire agate visable.
PHYSICAL CHARACTERISTICS:
Agate ( /'æg?t/) is a microcrystalline variety of silica, chiefly chalcedony, characterised by its fineness of grain and brightness of color. Although agates may be found in various kinds of rock, they are classically associated with volcanic rocks and can be common in certain metamorphic rocks.
Fracture: conchoidal
Hardness: 7 Quartz
Luster: Waxy
Rock Type: Sedimentary
Specific Gravity: 2.58-2.64
Streak: white
Texture: MircocrystallineCollection
Mexican Agate CollectionAcquisition
Accession
78.59Source or Donor
Delmar Smith Agate CollectionAcquisition Method
GiftDimensions
Width
1/4 inDepth
1/4 inLength
1/2 inDimension Notes
Dimension taken at widest pointsLocation
Location
Container
RightDrawer
Front Row / BottomShelf
left, leftWall
eastBuilding
Frieda Smith HallCategory
PermanentMoved By
Steve MillerDate
August 23, 2011Location
Container
RightDrawer
Front Row / BottomShelf
LeftCabinet
Case #16Wall
WestBuilding
Frieda Smith HallCategory
Permanent