Mineral Evolution Database

Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.

Mineral locality data provided by mindat.org

The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.

Locality Name:
Sandy Mountain Pegmatites, Sandy Mountain, Llano Co., Texas, USA

mindat Locality ID: 250613
mindat URL: http://www.mindat.org/loc-250613.html

Tectonic Settings:

Total number of sublocalities beneath "Sandy Mountain Pegmatites, Sandy Mountain, Llano Co., Texas, USA": 1
Total number of bottom-level sublocalities: 1

Number of Child Localities: 1
Child Localities:
Sunrise Beach

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

A	This mineral is Anthropogenic.
G	This mineral is directly dated.
B	This mineral is reported as having this age.
Y	This mineral is using an age reported as an element mineralization period.
O	This mineral is using an age calculated from all data at the locality.
R	The age displayed for this mineral originates from a different, non-child locality.
P	The age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
	This mineral's age has not yet been recorded.

Amphibole	Andalusite	Clay	Corundum	Feldspar	Fluorite	Mica	None	Not in a structural group	Pyroxene
Quartz	Rutile	Scheelite	Talc	Topaz	Tourmaline	Vesuvianite	Wollastonite	Zircon

Andalusite ()*	Cassiterite ()*	Corundum ()*	Diopside ()*	Fluorite ()*
Microcline ()*	Muscovite ()*	Quartz ()*	Rutile ()*	Scheelite ()*
Schorl ()*	Sillimanite ()*	Talc ()*	Topaz ()*	Tremolite ()*
Vesuvianite ()*	Wollastonite ()*	Zircon ()*

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al B Ca F Fe H K Mg Na O Si Sn Ti W Zr

Elements from minerals reported directly at this locality:

Structural Groups for minerals in this locality:
Amphibole Andalusite Clay Corundum Feldspar Fluorite Mica None Not in a structural group Pyroxene
Quartz Rutile Scheelite Talc Topaz Tourmaline Vesuvianite Wollastonite Zircon

18 IMA Minerals at location:

Mineral name	Structural Groups	IMA Formula	# of Sublocalities containing mineral	LOCALITY IDs, not mindat ids	# of localities containing mineral
Andalusite ()*	Andalusite	Al₂SiO₅	1	270703	1310
Cassiterite ()*	Rutile	SnO₂	1	270703	5171
Corundum ()*	Corundum	Al₂O₃	1	270703	1797
Diopside ()*	Pyroxene	CaMgSi₂O₆	1	270703	4135
Fluorite ()*	Fluorite	CaF₂	1	270703	9617
Microcline ()*	Feldspar	K(AlSi₃O₈)	1	270703	4924
Muscovite ()*	Mica Clay	KAl₂(Si₃Al)O₁₀(OH)₂	1	270703	17380
Quartz ()*	Quartz	SiO₂	1	270703	61156
Rutile ()*	Rutile	TiO₂	1	270703	5614
Scheelite ()*	Scheelite	Ca(WO₄)	1	270703	4894
Schorl ()*	Tourmaline	NaFe²⁺₃Al₆(Si₆O₁₈)(BO₃)₃(OH)₃(OH)	1	270703	2705
Sillimanite ()*	Not in a structural group	Al₂SiO₅	1	270703	1516
Talc ()*	Clay Talc	Mg₃Si₄O₁₀(OH)₂	1	270703	3337
Topaz ()*	Topaz	Al₂SiO₄F₂	1	270703	1476
Tremolite ()*	Amphibole	Ca₂(Mg_5.0-4.5Fe²⁺_0.0-0.5)Si₈O₂₂(OH)₂	1	270703	2562
Vesuvianite ()*	Vesuvianite	(Ca,Na)₁₉(Al,Mg,Fe)₁₃(SiO₄)₁₀(Si₂O₇)₄(OH,F,O)₁₀	1	270703	1395
Wollastonite ()*	Wollastonite	CaSiO₃	1	270703	1247
Zircon ()*	Zircon	Zr(SiO₄)	1	270703	5251

No ages have been assigned to this locality yet.

All locality data graciously provided by mindat.org

All age data...