New Mexico Bureau of Mines & Mineral Resources Socorro. NM 87801

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1 New Mexico Bureau of Mines & Mineral Resources Socorro. NM 8781 A DIVISION OF NEW MEICO INSTITUTE OF MINING & TECHNOLOGY OP,ENFILE REPORT 286 HYDROCARBON SOURCE ROCK EVALUATION OF ODESSA NATURAL GAS CORPORATION, NO. 3 w. s. RANCH SEC. 24, T29N, R19E, COLFA COUNTY, NEW MEICO BY Geoffrey S. Bayliss and Rudy R. Schwarzer June 1987 NEW MEICO TECH IS AN EWAL OPPOATVNITYIAFFIRMATNE ACTION INSTITUTION

2 NEW MEICO HYJJROCARBON SOURCE ROCK EVALUATION PROJECT ODESSA NATURAL GAS CORPOWTION, H.3 W.S. BAACA SEC. 24, T29N, R19E, COLFA COUNTY, NEW MEICO API NO NORTHEAST AREA GEOCHEM JOB NO Prepared for PROGRAM PARTICIPANTS Dr. Geoffrey S. Bayliss and Dr. Rudy R. Schwarzer GEOCHEM LABORATORIES, INC. 1143C BRITTMOORE ROAD HOUSTON, TEAS 7743 (713) CONFIDENTIAL JUNE, 1987

3 NEW MEICO HYDROCARBON SOURCE ROCK EVALUATION WELL NAME: API NO.: AREA: LOCATION: GEWHEM JOB NO. : TOTAL DEPTH: INTERVAL SAMPLED: TOTAL NUMBER OF SAMPLES: ODESSA NATURAL GAS CORPORATION, N.3 W.S. RANC NORTHEAST COLFA COUNTY, NEW MEICO SEC.24, T29N, R19E ft ft. 11 GEOCHEM SAMPLE NUMBER SAMPLE DEPTH STRATlGRAPHIC INTERVAL f B H cl U H E Lh E I Verne j o?ierre?ierre?ierre?ierre?ierre 'liobrara 'liobrara 2arlile keenhorn kaneros L

4 ~ ~ ~ ~ "" ~... w 1IL 3 c3 H LL w hl h k LL I I I 1 I I 1 I I1 I 1 I I I I1 I I I I b """""""""""~""""~"~ hl I,, I I I I I, I Ln W O N OLT LL I I I 1 II I I I I cu """""""""""~"""""" " I I I I I I I ' L r u I I 1 I Ln "... Ln 4 u "_.... ~ W ~... a ae """"" I" """""q==~z=r=~===~=====~=======~==~==="""" 3LwLL"" x ~""""""""""""""""""""""""""" Urn z t+y 3 " ""_""_ I ll I I I 1 ~. I ),, hl Ln h E v 4 I Ln Ln cn I I II I I I I " cn 4 \ """~"""""""""""""""""""""""" N v, ""_ """""""""""" """"" "" """ 3 I,t, I I I I, H CI I I I I I I I I I,, I!, I,, a _""""""""""""""""~ """"""""""~""""""~ I I! I II I I I I., a " I ae """""""""""""""""""" I,,I I I I, I I,,,,, d" Ln

5 ~ ~ ~~~~~~ ~ TABLE I RESULTS OF TOTAL ORGANIC CARBON NEW MEICO HYDROCARBON SOURCE ROCK EVALUATION ODESSA NATURAL GAS CORP., N.3 W.S. RANCH SEC.24, T29N, R19E, COLFA COUNTY, NEW MEICO API #3725 GEOCHEM SAMPLE NUMBER DEPTH INTERVAL (feet) TOTAL ORGANIC CARBON (% of Rock) /1.71

6 TABLE I1 LITEOLOGICAL DESCRIPTIONS AND ORGANIC CARBON ANALYSES NEW MEICO HYDROCARBON SOURCE ROCK EVALUATION ODESSA NATURAL GAS CORP., N.3 W.S. RANCH SEC.24, T29N, R19E, COLFA COUNTY, NEW MEICO API GEOCHEM DEPTE. SAMPLE INTERVAL NUMBER (feet) DESCRIPTION LITHO GSA NO. ORGANIC CARBON (Wt A % Mudstone, dark gray. N A % Mudstone, dark gray. N A % Mudstone, slightly calcareous, dark gray. N A % Mudstone, dark gray. N3 1.17/ A % Mudstone, dark gray. N A % Mudstone, dark gray. N A % Mudstone, calcareous, dark gray. N A % Mudstone, calcareous, dark gray. N A % Mudstone, dark gray. N A % Mudstone, very calcareous, dark gray. N A % Mudstone, dark gray. ' N3 1.59/1.71

7 TABLE Ill SRY OF ORGANIC CARBON AND VISUAL KEROGEN DATA NEW MEICO HYDROCARBON SOURCE ROCK EVALUATION ODESSA NATURAL GAS CORP.. N.3 W.S. RANCH SEC.24, n9n, U9E, COLFA~COUNTY, NEW MEICO API #3D725 GEOCBW slb IRR(BER ~..~." TUTAL ORGANIC CARBON l ORGANIC I U R TYPE RW;I;A EW;I;A H:Wl:A W1;E; W1;H;A A;*; Wl;H;A T I T VIS L ABLBURDANCE NORM T A " [ZED PERCENT to 2+ 2 to 2+ 2 to 2+ 2 to 2+ 2 to to 3 2+ to 3 2+ to I., LEGEND: KEROGEN KEY Predoinant; Secondary; Trace 'r9? 929? A1 = A = A* = A = H* w u I = c Algal AorphousSepropel Relic AorphousSapropel HerbaceousSporeleollen Degraded Herbaceous WoodyStructured Unidentified Material lnertinite cos1y

8 TULE 1V RLISLlLTS OF ROCKSVN, PYROLYSlS MALYSIS NEW MElCO HYOROCARBON SOURCE ROCK EVALUATION ODESSA NATURAL GAS COUP., N.3 W.S. RANCR SEC.24, T29N, R19E, COLFAF. COUNTY, NEW MElCO APl Q I T.O.C. = Total orpanic carbon, vt.% 53 = co2 produced fro kerogen pyrolysis Oxygen s1 Frea hydrocarbons, g Aclg of rock (w CO2/g of rock) Index g CO21g organic carbon 52 = Residual hydrocarbon potential P F.83 (SI + 92) PI = SIISI + 52 (g HClg or Aydropen rock) TMA lndex Teperature Index, degreea C. g HC/p orgenic carbon

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10 ~ LEGEND FOR SUMMARY DIAGFAM DEPTH : LITHO LOG: STRATIGRAPHY: % TOC: AI : 1 : HC YIELD: ZJZir KEROGEN: TMA : %ROA): rn FREE HC: PI: in feet see lithology sybols by age percent total organic carbon RockEval, Hydrocarbon Index = 1 S2(/ Wt)/TOC RockEval, Oxygen Index = 1 S3 (O/OO Wt)/TOC RockEval, S2 peak (pp) RockEval, Ratio of S2 to 53 peak see Kerogen sybols RockEval, axiu teperature of S2 peak, in degrees Centigrade Vitrinite Reflectance (scale to 5) Theral Alteration Index (Scale to 1 5) RockEval, S1 peak (pp) RockEval, Productivity Index = Sl/(SI+S2) LITHOLOGIES KEROGEN TYPES 11 SHALE SILICEOUS ROCKS 1 b MUDSTONE EVAPORITES SILTSTONE ' SANDSTONE COAL IGNEOUS ROCKS... AMORPHOUS HERBFlCEOUS WOOD" INERTINITE CONGLOMERATE BRECCIA VOLCRNICS ROCKS METAMORPHIC LIMESTONE DOLOMITE BRSEMENT OTHER E] RL D<I MISSING SECTION

11 APPEMID( A

12 GEOTHERMAL DIAGENETIC CRITERIA (QWEY uaw. 8w.1